Knowledge (XXG)

Tuff

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1157: 445: 1215: 903: 405: 1235: 1126: 1250: 675: 370:. These can be distinguished by the degree of welding. The base of a cooling unit is typically unwelded due to chilling from the underlying cold surface, and the degree of welding and of secondary reactions from fluids in the flow increases upwards towards the center of the flow. Welding decreases towards the top of the cooling unit, where the unit cools more rapidly. The intensity of welding may also decrease towards areas in which the deposit is thinner, and with distance from source. 60: 891: 417: 45: 1279: 3785: 3809: 1672: 683: 79: 3556: 3821: 3797: 3382: 242: 858:-fields of southern Africa and other regions. The principal variety of kimberlite is a dark bluish-green, serpentine-rich breccia (blue-ground) which, when thoroughly oxidized and weathered, becomes a friable brown or yellow mass (the "yellow-ground"). These breccias were emplaced as gas–solid mixtures and are typically preserved and mined in 1606: 658:, or chalcedony; in microscopic sections, though, the nature of the original lava can nearly always be made out from the shapes and properties of the little crystals which occur in the decomposed glassy base. Even in the smallest details, these ancient tuffs have a complete resemblance to the modern ash beds of 275:, and tuff formed predominantly from glass shards is described as vitric tuff. The glass shards are typically either irregular in shape or are roughly triangular with convex sides. They are the shattered walls of countless small bubbles that formed in the magma as dissolved gases rapidly came out of solution. 862:
that form intrusive pipe-like structures. At depth, some kimberlite breccias grade into root zones of dikes made of unfragmented rock. At the surface, ultramafic tuffs may occur in maar deposits. Because kimberlites are the most common igneous source of diamonds, the transitions from maar to diatreme
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Cooler pyroclastic flows are unwelded and the ash sheets deposited by them are relatively unconsolidated. However, cooled volcanic ash can quickly become lithified because it usually has a high content of volcanic glass. This is a thermodynamically unstable material that reacts rapidly with ground
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and Germany include many cleaved and partly recrystallized ash-beds, some of which still retain their fragmental structure, though their lapilli are flattened and drawn out. Their steam cavities are usually filled with calcite, but sometimes with quartz. The more completely altered forms of these
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Volcanic ash is further divided into fine ash, with particle sizes smaller than 0.0625 mm in diameter, and coarse ash, with particle sizes between 0.0625 mm and 2 mm in diameter. Tuff is correspondingly divided into coarse tuff (coarse ash tuff) and fine tuff (fine ash tuff or dust
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Tuffs are further classified by their depositional environment, such as lacustrine tuff, subaerial tuff, or submarine tuff, or by the mechanism by which the ash was transported, such as fallout tuff or ash flow tuff. Reworked tuffs, formed by erosion and redeposition of ash deposits, are usually
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strata, and among the still older rocks of the Lake District, the southern uplands of Scotland, and Wales. They are black, dark green, or red in colour; vary greatly in coarseness, some being full of round spongy bombs a foot or more in diameter; and being often submarine, may contain shale,
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Light-microscope image of tuff as seen in thin section (long dimension is several mm): The curved shapes of altered glass shards (ash fragments) are well preserved, although the glass is partly altered. The shapes were formed about bubbles of expanding, water-rich
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Matthews, Naomi E.; Vazquez, Jorge A.; Calvert, Andrew T. (August 2015). "Age of the Lava Creek supereruption and magma chamber assembly at Yellowstone based on 40 Ar/ 39 Ar and U-Pb dating of sanidine and zircon crystals: AGE OF THE LAVA CREEK SUPERERUPTION".
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that are nonexplosive and produce little ash. However, interaction between basaltic magma and groundwater or sea water results in hydromagmatic explosions that produce abundant ash. These deposit ash cones that subsequently can become cemented into tuff cones.
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Tuffs are deposited geologically instantaneously and often over a large region. This makes them highly useful as time-stratigraphic markers. The use of tuffs and other tephra deposits in this manner is known as tephrochronology and is particularly useful for
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grains found in many tuffs are highly durable and can survive even metamorphism of the host tuff to schist, allowing absolute ages to be assigned to ancient metamorphic rocks. For example, dating of zircons in a metamorphosed tuff bed in the
646:, ancient rocks of exactly similar nature are abundant. In color, they are red or brown; their scoriae fragments are of all sizes from huge blocks down to minute granular dust. The cavities are filled with many secondary minerals, such as 270:
Volcanic ash can vary greatly in composition, and so tuffs are further classified by the composition of the ash from which they formed. Ash from high-silica volcanism, particularly in ash flows, consists mainly of shards of
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Tuffs formed from ash consisting predominantly of individual crystals are described as crystal tuffs, while those formed from ash consisting predominantly of pulverized rock fragments are described as lithic tuffs.
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The Tioga Bentonite of the northeastern United States varies in composition from crystal tuff to tuffaceous shale. It was deposited as ash carried by wind that fell out over the sea and settled to the bottom. It is
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rocks are platy, green chloritic schists; in these, however, structures indicating their original volcanic nature only sparingly occur. These are intermediate stages between cleaved tuffs and crystalline schists.
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Tephra is made when magma inside the volcano is blown apart by the rapid expansion of hot volcanic gases. Magma commonly explodes as the gas dissolved in it comes out of solution as the pressure decreases
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Richan, Lindsay; Gibson, Harold L.; Houlé, Michel G.; Lesher, C. Michael (2015). "Mode of emplacement of Archean komatiitic tuffs and flows in the Selkirk Bay area, Melville Peninsula, Nunavut, Canada".
1018:, but this name is now applied to a number of substances not always of identical character. In the historical architecture of Naples, Neapolitan yellow tuff is the most used building material. 522:
631,000 years ago. This tuff had an original volume of at least 1,000 cubic kilometers (240 cu mi). Lava Creek tuff is known to be at least 1000 times as large as the deposits of the
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Macdonald, R.; Kjarsgaard, B. A.; Skilling, I. P.; Davies, G. R.; Hamilton, D. L.; Black, S. (June 1993). "Liquid immiscibility between trachyte and carbonate in ash flow tuffs from Kenya".
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Tatsumi, Yoshiyuki; Ishizaka, Kyoichi (April 1982). "Magnesian andesite and basalt from Shodo-Shima Island, southwest Japan, and their bearing on the genesis of calc-alkaline andesites".
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McArthur, A. N.; Cas, R. A. F.; Orton, G. J. (30 November 1998). "Distribution and significance of crystalline, perlitic and vesicular textures in the Ordovician Garth Tuff (Wales)".
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The primary economic value of tuff is as a building material. In the ancient world, tuff's relative softness meant that it was commonly used for construction where it was available.
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Nokleberg, Warren J.; Jones, David L.; Silberling, Norman J. (1 October 1985). "Origin and tectonic evolution of the Maclaren and Wrangellia terranes, eastern Alaska Range, Alaska".
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Bandelier Tuff at San Diego Canyon, New Mexico, USA. The lower Otowi Member is a single massive cooling unit, while the upper Tshirege Member is composed of multiple cooling units.
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Giannetti, Bernardino; De Casa, Giancarlo (March 2000). "Stratigraphy, chronology, and sedimentology of ignimbrites from the white trachytic tuff, Roccamonfina Volcano, Italy".
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in the fourth century BC, is also built almost entirely from tuff. The Romans also cut tuff into small, rectangular stones that they used to create walls in a pattern known as
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chronostratigraphy. Individual tuff beds can be "fingerprinted" by their chemical composition and phenocryst assemblages. Absolute ages for tuff beds can be determined by
1234: 507:, and quartz) and by devitrification. The frequent presence of rounded corroded quartz crystals, such as occur in rhyolitic lavas, helps to demonstrate their real nature. 134:
Tuff is a relatively soft rock, so it has been used for construction since ancient times. Because it is common in Italy, the Romans used it often for construction. The
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Gillot, P-Y.; Chiesa, S.; Pasquaré, G.; Vezzoli, L. (September 1982). "<33,000-yr K–Ar dating of the volcano–tectonic horst of the Isle of Ischia, Gulf of Naples".
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Howells, M. F.; Reedman, A. J.; Campbell, S. D. G. (May 1986). "The submarine eruption and emplacement of the Lower Rhyolitic Tuff Formation (Ordovician), N Wales".
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tuff). Consolidated tephra composed mostly of coarser particles is called lapillistone (particles 2 mm to 64 mm in diameter) or agglomerate or pyroclastic
3004: 1641: 1453:"Descriptive nomenclature and classification of pyroclastic deposits and fragments: recommendations of the IUGS Subcommission on the Systematics of Igneous Rocks" 722:
Although conventional mafic volcanism produce little ash, such ash as is formed may accumulate locally as significant deposits. An example is the Pahala ash of
2846:"Volcanological and petrogenetic characteristics of komatiites of the 3.3 Ga Saw Mill Complex, Weltevreden Formation, Barberton Greenstone Belt, South Africa" 2937:
Colella, A.; Di Benedetto, C.; Calcaterra, D.; Cappelletti, P.; d'Amore, M.; Di Martire, D.; Graziano, S.F.; Papa, L.; De Gennaro, M.; Langella, A. (2017).
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Cronin, Shane J.; Neall, Vincent E.; Palmer, Alan S. (January 1996). "Geological history of the north-eastern ring plain of Ruapehu volcano, New Zealand".
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Donnelly-Nolan, Julie M.; Nolan, K. Michael (1 October 1986). "Catastrophic flooding and eruption of ash-flow tuff at Medicine Lake volcano, California".
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Motoki, Akihisa; Geraldes, Mauro Cesar; Iwanuch, Woldemar; Vargas, Thais; Motoki, Kenji Freire; Balmant, Alex; Ramos, Marina Nascimento (March 2012).
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Crisci, G. M.; Rosa, R.; Lanzafame, G.; et al. (September 1981). "Monte guardia sequence: a late-pleistocene eruptive cycle on Lipari (Italy)".
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has been widely used for construction of railroad stations and other buildings in Frankfurt, Hamburg, and other large cities. Construction using the
3738: 1084: 530:(VEI) of 8, greater than any eruption known in the last 10,000 years. Ash flow tuffs cover 7,000 square kilometers (2,700 sq mi) of the 359:. During welding, the glass shards and pumice fragments adhere together (necking at point contacts), deform, and compact together, resulting in a 255:. These violent explosions produce particles of material that can then fly from the volcano. Solid particles smaller than 2 mm in diameter ( 3049:
Long, Jane C .S.; Ewing, Rodney C. (19 May 2004). "YUCCA MOUNTAIN: Earth-Science Issues at a Geologic Repository for High-Level Nuclear Waste".
1087:, a U.S. Department of Energy terminal storage facility for spent nuclear reactor and other radioactive waste, is in tuff and ignimbrite in the 3114: 3128: 2353: 1815: 1618: 1430: 574:
and sometimes oligoclase feldspar, with occasional biotite, augite, and hornblende. In weathering, they often change to soft red or yellow
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island, which locally is as thick as 15 meters (49 ft). These deposits also rapidly alter to palagonite, and eventually weather to
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Tuffs have the potential to be deposited wherever explosive volcanism takes place, and so have a wide distribution in location and age.
2596:(1987). "Low ?18O silicic volcanic rocks at the Calabozos caldera complex, southern Andes: Evidence for upper-crustal contamination". 3825: 3085: 2741: 1728: 1405: 523: 117:
into a solid rock. Rock that contains greater than 75% ash is considered tuff, while rock containing 25% to 75% ash is described as
902: 2492:"The pyroclastic dyke and welded crystal tuff of the Morro dos Gatos alkaline intrusive complex, State of Rio de Janeiro, Brazil" 1240: 347:. Welding requires temperatures in excess of 600 °C (1,100 °F). If the rock contains scattered, pea-sized fragments or 2845: 1687: 917:
In course of time, changes other than weathering may overtake tuff deposits. Sometimes, they are involved in folding and become
3220:...walls of monumental buildings at Ani (including the fortifications) were built of smoothly dressed blocks of tuff stone... 3000:
Sächsische „Porphyrtuffe" aus dem Rotliegend als Baugesteine: Vorkommen und Abbau, Anwendung, Eigenschaften und Verwitterung
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also, the tuffs are slaty and cleaved. The green color is due to the large development of chlorite. Among the crystalline
499:, etc., similar tuffs are known, but in all cases, they are greatly changed by silicification (which has filled them with 3011: 930: 758:
sandstone, grit, and other sedimentary material, and are occasionally fossiliferous. Recent basaltic tuffs are found in
355:-tuff. Welded tuffs (and welded lapilli-tuffs) can be of fallout origin, or deposited from ash flows, as in the case of 83: 1607:"Making Moai: Reconsidering concepts of riskin the construction of megalithic architecture in Rapa Nui (Easter Island)" 2920: 187: 49: 3215: 3768: 3763: 1540: 527: 343:
Particles of volcanic ash that are sufficiently hot will weld together after settling to the surface, producing a
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Tuff from Rano Raraku was used by the Rapa Nui people of Easter Island to make the vast majority of their famous
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The city, whose population is now upwards of 800,000, has been rebuilt in the rosy volcanic stone called tufa...
2783:"Petrology of explosive Middle-Upper Triassic ultramafic rocks in the Mess Creek area, northern Stikine terrane" 949:
tuffs. They often accompany masses of epidiorite and hornblende – schists which are the corresponding lavas and
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The chemical composition of volcanic ash reflects the entire range of volcanic rock chemistry, from high-silica
3270: 2893:"The tuffs of the "Servian Wall" in Rome: Materials from the local quarries and from the conquered territories" 2718: 2579: 1225: 1088: 484: 3162: 2544: 941:
of many regions, green beds or green schists occur, which consist of quartz, hornblende, chlorite or biotite,
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The most straightforward way for volcanic ash to move away from the vent is as ash clouds that are part of an
4866: 3912: 3892: 3852: 3407: 1296: 674: 4337: 3157: 603: 325: 2149:"Igneous processes within late Precambrian volcanic centres near Whitwick, northwestern Charnwood Forest" 4302: 2986: 1189: 1171: 63: 31: 3801: 3167:...pink tuff is rare outside of the region and Yerevan is the only major city built out of this stone. 2925:
Fracture and Failure of Natural Building Stones. Applications in the Restoration of Ancient Monuments.
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Jónasson, K. (December 1994). "Rhyolite volcanism in the Krafla central volcano, north-east Iceland".
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Dennison, J. M.; Textoris, D. A. (March 1970). "Devonian tioga tuff in Northeastern United States".
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with an architectural history over 1,000 years in Germany. The quarries are located near Rochlitz.
615: 515: 4587: 3808: 1498: 4133: 3845: 3789: 3733: 3520: 3495: 3400: 3188: 2873: 2613: 2472: 2394: 2318: 2249: 2213: 2129: 2037: 1994: 1635: 1571:"The Judicious Selection and Preservation of Tuff and Travertine Building Stone in Ancient Rome*" 1472: 922: 324:
that characteristically are poorly sorted and pool in low terrain. Surge deposits sometimes show
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Daniel, Christopher G.; Pfeifer, Lily S.; Jones, James V III; McFarlane, Christopher M. (2013).
1768: 363:. Welded tuff is commonly rhyolitic in composition, but examples of all compositions are known. 890: 4088: 3728: 3587: 3525: 3124: 3029: 2737: 2349: 2056: 1811: 1724: 1614: 1426: 1401: 1356: 953:. Some chlorite-schists also are probably altered beds of volcanic tuff. The "Schalsteins" of 703: 599: 360: 321: 317: 309: 110: 3386: 1918: 4785: 4497: 4284: 4153: 3813: 3743: 3712: 3707: 3490: 3351: 3326: 3262: 3232: 3211: 3066: 2950: 2900: 2865: 2826: 2714: 2679: 2644: 2605: 2575: 2540: 2503: 2464: 2429: 2386: 2341: 2310: 2241: 2205: 2121: 2071: 2029: 1986: 1913: 1903: 1764: 1677:
One or more of the preceding sentences incorporates text from a publication now in the
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Oertel, G. (1970). "Deformation of a Slaty, Lapillar Tuff in the Lake District, England".
1313: 1309: 1069: 918: 723: 631: 511: 313: 301: 135: 340:) when mingled with water from rainfall or through eruption into a body of water or ice. 316:
results in a more spectacular and destructive form of transport, which takes the form of
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used it for many buildings and bridges. For example, the whole port of the island of
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ash, and tuffs are likewise described as rhyolitic, andesitic, basaltic, and so on.
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Tuff is often erroneously called tufa in guidebooks and in television programs but
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Cliff face of welded tuff pockmarked with holes — some natural, some man-made from
2345: 1499:"Arenig volcanic and sedimentary strata, central New Brunswick and eastern Maine" 558:, where the tuff reaches its maximum thickness of about 40 meters (130 ft). 336:. Volcanic ash already deposited on the surface can be transported as mud flows ( 4649: 4540: 4520: 4510: 4437: 4387: 4312: 4158: 4093: 4063: 4018: 3976: 3949: 3944: 3934: 3897: 3642: 3597: 3572: 3480: 3452: 3442: 3206:
Haviland, William A; Harald, E. L. Prins; Dana, Walrath; McBride, Bunny (2015).
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Andesitic tuffs are exceedingly common. They occur along the whole chain of the
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Lippolt, H. J. (1983). "Distribution of Volcanic Activity in Space and Time".
1541:"Home Away from Home: Ancestral Pueblo Fieldhouses in the Northern Rio Grande" 1374: 1288: 1104: 1022: 942: 847: 826:
Ultramafic tuffs are extremely rare; their characteristic is the abundance of
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kimberlite is more properly called an ultramafic breccia rather than a tuff.
4830: 4820: 4810: 4795: 4765: 4745: 4730: 4725: 4690: 4685: 4644: 4637: 4602: 4572: 4557: 4535: 4477: 4457: 4452: 4442: 4427: 4407: 4382: 4377: 4372: 4362: 4352: 4327: 4292: 4205: 4173: 4118: 4108: 4083: 4058: 4053: 3993: 3954: 3917: 3652: 3637: 3622: 3555: 3470: 3002:. In: Institut für Steinkonservierung e. V. Bericht Nr. 22, 2006, p. 47-58. 2055:
Zelenka, Tibor; Balázs, Endre; Balogh, Kadosa; Kiss, János (December 2004).
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also is a decomposed tuff, but of basic character, originally obtained near
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are among the areas where such tuffs are prominent. In the ancient rocks of
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Rhyolite tuffs contain pumiceous, glassy fragments and small scoriae with
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Giavarini, Carlo, A. Samueli Ferretti, and Maria Laura Santarelli. 2006.
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Pilar Formation outcrop showing metatuff beds used for radiometric dating
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Dolan, S.G.; Cates, K.M.; Conrad, C.N.; Copeland, S.R. (14 March 2019).
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described by the transport agent, such as aeolian tuff or fluvial tuff.
241: 17: 4825: 4755: 4720: 4695: 4627: 4462: 4402: 4342: 4307: 4200: 4128: 4043: 4003: 3971: 3966: 3882: 3627: 3612: 3437: 3423: 2609: 2468: 2314: 2033: 1990: 1810:(2nd ed.). Cambridge, UK: Cambridge University Press. p. 73. 1468: 1368: 1193: 1185: 1046: 1019: 855: 827: 791: 787: 759: 715:. The glassy basaltic ash produced in such eruptions rapidly alters to 655: 647: 519: 480: 391: 383: 379: 352: 264: 106: 1896:"Ash-flow tuffs: Their origin, geologic relations, and identification" 4735: 4710: 4607: 4567: 4530: 4432: 4297: 4195: 4185: 4138: 4098: 4068: 3998: 3983: 3961: 3907: 3902: 3677: 3662: 3632: 3607: 3602: 3582: 3535: 3330: 2939:"The Neapolitan Yellow Tuff: An outstanding example of heterogeneity" 2781:
Milidragovic, D.; Joyce, N.L.; Zagorevski, A.; Chapman, J.B. (2015).
2390: 1362: 1304: 1197: 1147: 1092: 1073: 1015: 1011: 938: 864: 835: 595: 591: 579: 539: 473: 469: 435: 431: 348: 234: 4700: 4622: 4617: 4482: 4447: 4367: 4322: 4317: 1908: 1895: 1277: 1143: 1038: 1034: 954: 926: 901: 889: 775: 681: 673: 619: 583: 492: 337: 329: 240: 228: 198: 127:). Tuff composed of sandy volcanic material can be referred to as 77: 71: 58: 43: 3837: 2736:(2nd ed.). Honolulu: University of Hawaii Press. p. 9. 1515: 394:, crystallize from the dissolved substances and cement the tuff. 4472: 4417: 4332: 3475: 1292: 1135: 1116: 987: 851: 687: 538:
and about 100,000 square kilometers (39,000 sq mi) of
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and tend to form a blanket of uniform thickness across terrain.
256: 224: 171: 140: 38: 3841: 3396: 1853: 1851: 1371: – Tuff containing both pyroclastic and detrital materials 1359: – Layered or banded texture in some extrusive rock bodies 778:, etc. When weathered, they are filled with calcite, chlorite, 2087: 2085: 1259: 1201: 582:
with secondary quartz. Recent trachyte tuffs are found on the
3392: 3245:Հայաստանի և հարակից շրջանների տեղանունների բառարան Volume V 1611:
Rapa Nui: Easter Island Cultural and Historical Perspectives
1365: – Variety of rhyolite containing fragments of andesite 1569:
Jackson, M. D.; Marra, F.; Hay, R. L.; et al. (2005).
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has been used in Rome and Naples as a building stone, is a
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Occurrences of ultramafic tuff include surface deposits of
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10.1130/0016-7606(1970)81[1173:DOASLT]2.0.CO;2
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10.1130/0016-7606(1985)96<1251:OATEOT>2.0.CO;2
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O'Brien, R. T. (1 March 1963). "Classification of tuffs".
1258:, early 11th century, in the medieval Armenian capital of 267:(particles over 64 mm in diameter) rather than tuff. 2921:"Mechanical characteristics of Roman 'opus caementicium'" 2545:
10.1130/0091-7613(1986)14<875:CFAEOA>2.0.CO;2
1723:(2nd ed.). New York: W. H. Freeman. pp. 27–29. 863:
to root-zone dikes have been studied in detail. Diatreme-
598:. Trachyte-carbonatite tuffs have been identified in the 510:
Welded ignimbrites can be highly voluminous, such as the
1600: 1598: 1060:-style sculpted portal outside the chapel entrance in 1037:
region of Germany, a trachytic, pumiceous tuff called
1377: – Type of volcanic rock, a type of welded tuff. 945:, feldspar, etc., and are probably recrystallized or 566:
Trachyte tuffs contain little or no quartz, but much
3184:"Despite Ages of Captivity, The Armenians Persevere" 711:, is an example of a tuff cone, as is the island of 4658: 4496: 4283: 3873: 3721: 3563: 3430: 3153:"How Ancient Volcanoes Created Armenia's Pink City" 1564: 1562: 1162:The rhyolitic tuff portal of the "church house" at 2984:Handbuch der deutschen Kunstdenkmäler, Sachsen II. 2268:"What is a supervolcano? What is a supereruption?" 1025:tuff was also used widely in Naples and Campania. 159:. It is usually studied in the context of igneous 3247:(in Armenian). Yerevan University Press. p.  1534: 1532: 602:. Alkaline crystal tuffs have been reported from 1721:Petrology: Igneous, Sedimentary, and Metamorphic 366:A sequence of ash flows may consist of multiple 113:. Following ejection and deposition, the ash is 3292: 2057:"Buried Neogene volcanic structures in Hungary" 1944: 1869: 1842: 1808:Principles of igneous and metamorphic petrology 1793: 1706: 2414:Journal of Volcanology and Geothermal Research 1742: 1740: 1446: 1444: 1442: 554:in age and likely came from a vent in central 3853: 3408: 3051:Annual Review of Earth and Planetary Sciences 2091: 1956: 1396:Fisher, Richard V.; Schmincke, H.-U. (1984). 1142:crater: The second moai from the right has a 830:or serpentine and the scarcity or absence of 8: 1894:Ross, Clarence S.; Smith, Robert L. (1961). 1806:Philpotts, Anthony R.; Ague, Jay J. (2009). 1696:(11th ed.). Cambridge University Press. 1348: – Rock type or absorbent swelling clay 1312:provided some of the first evidence for the 702:Mafic volcanism typically takes the form of 2734:Volcanoes in the sea: the geology of Hawaii 1769:10.1306/74D70E20-2B21-11D7-8648000102C1865D 1400:. Berlin: Springer-Verlag. pp. 89–90. 1041:has been extensively worked as a hydraulic 163:, although it is sometimes described using 3860: 3846: 3838: 3415: 3401: 3393: 1881: 1781: 1640:: CS1 maint: location missing publisher ( 982:(still in use), was carved from tuff. The 719:as part of the process of lithification. 231:when it emerges and flows over the surface 2967: 2904: 2768: 2756: 2598:Contributions to Mineralogy and Petrology 2507: 2449:Contributions to Mineralogy and Petrology 1932: 1917: 1907: 1857: 1830: 1586: 1514: 782:, and especially where the lavas contain 1719:Blatt, Harvey; Tracy, Robert J. (1996). 1665: 1663: 1661: 1659: 1657: 1655: 1653: 1651: 1497:Poole, W. H.; Neuman, Robert B. (2003). 3084:Kositsky, Andrew; Lewis, Scott (2016). 1388: 1210: 1208:(literally "village of tuff") in 1946. 1121: 1085:Yucca Mountain nuclear waste repository 749:volcanic rocks are found; in Scotland, 400: 328:typical of high-velocity flow, such as 3151:Billock, Jennifer (28 December 2016). 3071:10.1146/annurev.earth.32.092203.122444 3034:: CS1 maint: archived copy as title ( 3027: 2699:Geological Society of America Bulletin 1633: 1243:in Gyumri, built mainly of black tuff 906:19th century embankment wall built of 382:from the glass. New minerals, such as 82:A house constructed of tuff blocks in 1262:(modern-day Turkey) was built in tuff 1200:, Armenia's second largest city, and 1068:is the traditional designation for a 878:tuffs are found, for example, in the 483:, etc. Iceland, Lipari, Hungary, the 308:deposits that are characteristically 259:or smaller) are called volcanic ash. 7: 3796: 2234:Geochemistry, Geophysics, Geosystems 190:can be classified into three types: 3820: 3086:"Seismic Performance of Wine Caves" 2943:Construction and Building Materials 186:The material that is expelled in a 27:Rock consolidated from volcanic ash 2844:Huber, M.S.; Byerly, G.R. (2018). 626:, New Zealand, Japan, etc. In the 374:water or sea water, which leaches 25: 2955:10.1016/j.conbuildmat.2017.01.053 2274:. United States Geological Survey 2106:Journal of the Geological Society 1425:. Berlin: Springer. p. 138. 1146:("topknot") which is made of red 974:Tuff is common in Italy, and the 733:Basaltic tuffs are also found in 524:1980 eruption of Mount St. Helens 151:Tuff can be classified as either 3819: 3807: 3795: 3784: 3783: 3554: 3380: 2891:Panei, Liliana (10 April 2010). 2850:South African Journal of Geology 1902:. Professional Paper (366): 19. 1670: 1588:10.1111/j.1475-4754.2005.00215.x 1248: 1233: 1213: 1155: 1124: 443: 415: 403: 221:S, depending on the temperature) 205:, and a sulfur compound (either 2831:10.1016/j.precamres.2015.03.004 2509:10.1590/S0370-44672012000100006 1749:Journal of Sedimentary Research 1421:Schmincke, Hans-Ulrich (2003). 487:of the American southwest, and 410:Layers of fallout tuff in Japan 304:. These fall to the surface as 3283:Philpotts and Ague 2009, p. 74 3116:Armenia: with Nagorno Karabagh 2989:, München, Berlin 1998, p. 160 1045:. Tuff of the Eifel region of 986:, built to defend the city of 642:, and many other districts of 1: 2732:Macdonald, Gordon A. (1983). 2434:10.1016/S0377-0273(99)00144-4 1613:. Berlin . pp. 160–161. 933:are finely cleaved ashes. In 351:in it, it is called a welded 2684:10.1016/0024-4937(82)90007-X 2649:10.1016/1040-6182(95)00066-6 2496:Rem: Revista Escola de Minas 2346:10.1007/978-3-642-69219-2_15 1900:USGS Profession Paper Series 1184:Tuff is used extensively in 898:in Rome, made of tuff blocks 882:of Canada and South Africa. 253:when it flows to the surface 138:used it to make most of the 84:Rieden, Rhineland-Palatinate 3293:Fisher & Schmincke 1984 3208:The Essence of Anthropology 3093:The World Tunnel Conference 2906:10.4000/archeosciences.2599 2076:10.1556/ageol.47.2004.2-3.6 1945:Fisher & Schmincke 1984 1919:2027/ucbk.ark:/28722/h26b1t 1870:Fisher & Schmincke 1984 1843:Fisher & Schmincke 1984 1794:Fisher & Schmincke 1984 1707:Fisher & Schmincke 1984 296:Transport and lithification 197:, a mixture made mostly of 66:tuff blocks from a tomb at 50:Bandelier National Monument 4883: 3356:Collins English Dictionary 1271: 1134:on Easter Island, with 15 745:, and other places, where 528:Volcanic Explosivity Index 36: 29: 3779: 3552: 2162:(1): 7–28. Archived from 2092:Philpotts & Ague 2009 1957:Philpotts & Ague 2009 678:Diamond Head, a tuff cone 3458:Cryptovolcanic structure 3271:Yerevan University Press 3269:(in Armenian). Yerevan: 2633:Quaternary International 2126:10.1144/gsjgs.143.3.0411 2064:Acta Geologica Hungarica 1605:Richards, Colin (2016). 1089:Basin and Range Province 886:Folding and metamorphism 753:, and Ireland among the 37:Not to be confused with 3913:Basaltic trachyandesite 3893:Alkali feldspar granite 3739:Eruptions by death toll 3237:Melik-Bakhshian, St. T. 2295:Bulletin Volcanologique 2190:Bulletin of Volcanology 2014:Bulletin Volcanologique 1971:Bulletin of Volcanology 1693:Encyclopædia Britannica 1228:, built of yellow tuff 894:Remains of the ancient 3352:"Definition of 'tuff'" 2870:10.25131/sajg.121.0031 1882:Blatt & Tracy 1996 1782:Blatt & Tracy 1996 1283: 914: 899: 699: 679: 610:Intermediate volcanism 326:sedimentary structures 247: 91: 75: 56: 4303:Banded iron formation 3263:Hakobyan, Tadevos Kh. 3243:(2001). "Տուֆաշեն ". 2987:Deutscher Kunstverlag 2210:10.1007/s004450050232 2147:Carney, John (2000). 1281: 1241:Holy Saviour's Church 1190:Armenian architecture 1056:, can be seen in the 905: 893: 685: 677: 464:High-silica volcanism 434:on left, welded with 244: 81: 62: 47: 32:Tuff (disambiguation) 3389:at Wikimedia Commons 3182:(29 February 1976). 3113:Holding, N. (2006). 2811:Precambrian Research 2787:Geological Fieldwork 2340:. pp. 112–120. 2246:10.1002/2015GC005881 2169:on 28 September 2022 1451:Schmidt, R. (1981). 1328:is derived from the 925:. Many of the green 822:Ultramafic volcanism 790:, are often rich in 709:Diamond Head, Hawaii 125:tuffaceous sandstone 30:For other uses, see 3323:2013GSAB..125.1423D 3317:(9–10): 1423–1441. 3295:, pp. 352–356. 3180:Lottman, Herbert R. 3121:Bradt Travel Guides 3063:2004AREPS..32..363L 2970:, pp. 280–281. 2862:2018SAJG..121..463H 2823:2015PreR..263..174R 2771:, pp. 349–353. 2711:1970GSAB...81.1173O 2676:1982Litho..15..161T 2641:1996QuInt..34...21C 2572:1985GSAB...96.1251N 2537:1986Geo....14..875D 2461:1993CoMP..114..276M 2426:2000JVGR...96..243G 2383:1982Natur.299..242G 2307:1970BVol...34..289D 2202:1998BVol...60..260M 2118:1986JGSoc.143..411H 2026:1981BVol...44..241C 1983:1994BVol...56..516J 1860:, pp. 186–187. 1833:, pp. 138–157. 1761:1963JSedR..33..234O 516:Yellowstone Caldera 4659:Specific varieties 3734:Lists of volcanoes 3521:Subglacial volcano 3496:Pyroclastic shield 3241:Barseghian, H. Kh. 3189:The New York Times 2610:10.1007/BF00518031 2469:10.1007/BF00307762 2315:10.1007/BF02597791 2034:10.1007/BF02600562 1991:10.1007/BF00302832 1469:10.1007/BF01822152 1284: 1172:Andreas Walther II 1138:made of tuff from 915: 900: 704:Hawaiian eruptions 700: 694:are carved out of 680: 562:Alkaline volcanism 286:ash to low-silica 248: 129:volcanic sandstone 92: 76: 57: 4844: 4843: 4089:Nepheline syenite 3835: 3834: 3588:Basaltic andesite 3526:Submarine volcano 3385:Media related to 3130:978-1-84162-163-0 2759:, pp. 17–20. 2594:Grunder, Anita L. 2566:(10): 1251–1270. 2377:(5880): 242–245. 2355:978-3-642-69221-5 2156:Mercian Geologist 1947:, pp. 89–90. 1817:978-0-521-88006-0 1796:, pp. 98–99. 1784:, pp. 27–29. 1620:978-3-7329-0265-1 1432:978-3-540-43650-8 1398:Pyroclastic rocks 1357:Eutaxitic texture 1064:. The trade name 666:, and Mont Pelé. 600:East African Rift 318:pyroclastic flows 188:volcanic eruption 111:volcanic eruption 16:(Redirected from 4874: 4786:Rapakivi granite 4498:Metamorphic rock 4285:Sedimentary rock 4154:Quartz monzonite 3862: 3855: 3848: 3839: 3823: 3822: 3811: 3799: 3798: 3787: 3786: 3744:Decade Volcanoes 3722:Lists and groups 3713:Pyroclastic flow 3708:Pyroclastic fall 3558: 3491:Pyroclastic cone 3417: 3410: 3403: 3394: 3384: 3368: 3367: 3365: 3363: 3348: 3342: 3341: 3339: 3337: 3331:10.1130/B30804.1 3302: 3296: 3290: 3284: 3281: 3275: 3274: 3259: 3253: 3252: 3233:Hakobian, T. Kh. 3229: 3223: 3222: 3212:Cengage Learning 3210:(4th ed.). 3203: 3197: 3196: 3176: 3170: 3169: 3165:on 9 June 2020. 3161:. Archived from 3148: 3142: 3141: 3139: 3137: 3110: 3104: 3103: 3101: 3099: 3090: 3081: 3075: 3074: 3046: 3040: 3039: 3033: 3025: 3023: 3022: 3016: 3010:. Archived from 3009: 2996: 2990: 2977: 2971: 2965: 2959: 2958: 2934: 2928: 2917: 2911: 2910: 2908: 2888: 2882: 2881: 2841: 2835: 2834: 2805: 2799: 2798: 2796: 2794: 2778: 2772: 2766: 2760: 2754: 2748: 2747: 2729: 2723: 2722: 2694: 2688: 2687: 2659: 2653: 2652: 2635:. 34–36: 21–28. 2628: 2622: 2621: 2590: 2584: 2583: 2555: 2549: 2548: 2520: 2514: 2513: 2511: 2487: 2481: 2480: 2444: 2438: 2437: 2420:(3–4): 243–295. 2409: 2403: 2402: 2391:10.1038/299242a0 2366: 2360: 2359: 2333: 2327: 2326: 2290: 2284: 2283: 2281: 2279: 2264: 2258: 2257: 2240:(8): 2508–2528. 2228: 2222: 2221: 2185: 2179: 2178: 2176: 2174: 2168: 2153: 2144: 2138: 2137: 2101: 2095: 2089: 2080: 2079: 2070:(2–3): 177–219. 2061: 2052: 2046: 2045: 2009: 2003: 2002: 1977:(6–7): 516–528. 1966: 1960: 1954: 1948: 1942: 1936: 1930: 1924: 1923: 1921: 1911: 1891: 1885: 1879: 1873: 1867: 1861: 1855: 1846: 1840: 1834: 1828: 1822: 1821: 1803: 1797: 1791: 1785: 1779: 1773: 1772: 1744: 1735: 1734: 1716: 1710: 1704: 1698: 1697: 1676: 1674: 1673: 1667: 1646: 1645: 1639: 1631: 1629: 1627: 1602: 1593: 1592: 1590: 1566: 1557: 1556: 1554: 1552: 1536: 1527: 1526: 1524: 1523: 1518: 1503:Atlantic Geology 1494: 1488: 1487: 1485: 1483: 1448: 1437: 1436: 1418: 1412: 1411: 1393: 1301:carbon-14 dating 1274:Tephrochronology 1268:Tephrochronology 1256:Cathedral of Ani 1252: 1237: 1222:Government House 1217: 1159: 1128: 1066:Rochlitz Porphyr 993:opus reticulatum 935:Charnwood Forest 912:City of Brisbane 880:greenstone belts 772:Hawaiian Islands 447: 430:, unwelded with 419: 407: 361:eutaxitic fabric 215:hydrogen sulfide 165:sedimentological 157:sedimentary rock 21: 4882: 4881: 4877: 4876: 4875: 4873: 4872: 4871: 4847: 4846: 4845: 4840: 4654: 4598:Pseudotachylite 4492: 4279: 4211:Tephriphonolite 3869: 3866: 3836: 3831: 3775: 3717: 3683:Tephriphonolite 3559: 3550: 3546:Harmonic tremor 3448:Complex volcano 3426: 3421: 3377: 3372: 3371: 3361: 3359: 3358:. HarperCollins 3350: 3349: 3345: 3335: 3333: 3304: 3303: 3299: 3291: 3287: 3282: 3278: 3267:Անի մայրաքաղաք 3261: 3260: 3256: 3231: 3230: 3226: 3205: 3204: 3200: 3178: 3177: 3173: 3150: 3149: 3145: 3135: 3133: 3131: 3112: 3111: 3107: 3097: 3095: 3088: 3083: 3082: 3078: 3048: 3047: 3043: 3026: 3020: 3018: 3014: 3007: 3005:"Archived copy" 3003: 2998:Heiner Siedel: 2997: 2993: 2978: 2974: 2966: 2962: 2936: 2935: 2931: 2918: 2914: 2890: 2889: 2885: 2843: 2842: 2838: 2807: 2806: 2802: 2792: 2790: 2780: 2779: 2775: 2767: 2763: 2755: 2751: 2744: 2731: 2730: 2726: 2696: 2695: 2691: 2661: 2660: 2656: 2630: 2629: 2625: 2592: 2591: 2587: 2557: 2556: 2552: 2531:(10): 875–878. 2522: 2521: 2517: 2489: 2488: 2484: 2446: 2445: 2441: 2411: 2410: 2406: 2368: 2367: 2363: 2356: 2335: 2334: 2330: 2292: 2291: 2287: 2277: 2275: 2272:Natural Hazards 2266: 2265: 2261: 2230: 2229: 2225: 2187: 2186: 2182: 2172: 2170: 2166: 2151: 2146: 2145: 2141: 2103: 2102: 2098: 2090: 2083: 2059: 2054: 2053: 2049: 2011: 2010: 2006: 1968: 1967: 1963: 1955: 1951: 1943: 1939: 1931: 1927: 1893: 1892: 1888: 1880: 1876: 1868: 1864: 1856: 1849: 1841: 1837: 1829: 1825: 1818: 1805: 1804: 1800: 1792: 1788: 1780: 1776: 1746: 1745: 1738: 1731: 1718: 1717: 1713: 1705: 1701: 1686:, ed. (1911). " 1682: 1671: 1669: 1668: 1649: 1632: 1625: 1623: 1621: 1604: 1603: 1596: 1568: 1567: 1560: 1550: 1548: 1538: 1537: 1530: 1521: 1519: 1496: 1495: 1491: 1481: 1479: 1450: 1449: 1440: 1433: 1420: 1419: 1415: 1408: 1395: 1394: 1390: 1385: 1380: 1341: 1322: 1314:Picuris orogeny 1310:Pilar Formation 1276: 1270: 1263: 1253: 1244: 1238: 1229: 1226:Republic Square 1218: 1182: 1175: 1160: 1151: 1129: 1113: 1082: 1070:dimension stone 1031: 972: 964: 929:of the English 888: 873: 844: 824: 672: 670:Mafic volcanism 630:, North Wales, 612: 564: 526:, and it had a 512:Lava Creek Tuff 485:Basin and Range 466: 458: 451: 448: 439: 422:Rocks from the 420: 411: 408: 314:Column collapse 302:eruption column 298: 220: 212: 184: 136:Rapa Nui people 105:ejected from a 90:region, Germany 42: 35: 28: 23: 22: 15: 12: 11: 5: 4880: 4878: 4870: 4869: 4867:Volcanic rocks 4864: 4859: 4849: 4848: 4842: 4841: 4839: 4838: 4833: 4828: 4823: 4818: 4813: 4808: 4803: 4798: 4793: 4791:Rhomb porphyry 4788: 4783: 4778: 4773: 4768: 4763: 4758: 4753: 4748: 4743: 4738: 4733: 4728: 4723: 4718: 4713: 4708: 4703: 4698: 4693: 4688: 4683: 4678: 4673: 4668: 4662: 4660: 4656: 4655: 4653: 4652: 4647: 4642: 4641: 4640: 4633:Talc carbonate 4630: 4625: 4620: 4615: 4610: 4605: 4600: 4595: 4590: 4585: 4580: 4575: 4570: 4565: 4560: 4555: 4554: 4553: 4543: 4538: 4533: 4528: 4523: 4518: 4513: 4508: 4502: 4500: 4494: 4493: 4491: 4490: 4485: 4480: 4475: 4470: 4465: 4460: 4455: 4450: 4445: 4440: 4435: 4430: 4425: 4420: 4415: 4410: 4405: 4400: 4395: 4390: 4385: 4380: 4375: 4370: 4365: 4360: 4355: 4350: 4345: 4340: 4335: 4330: 4325: 4320: 4315: 4310: 4305: 4300: 4295: 4289: 4287: 4281: 4280: 4278: 4277: 4272: 4267: 4262: 4257: 4252: 4247: 4246: 4245: 4235: 4234: 4233: 4226:Trachyandesite 4223: 4218: 4213: 4208: 4203: 4198: 4193: 4188: 4183: 4182: 4181: 4176: 4166: 4161: 4156: 4151: 4149:Quartz diorite 4146: 4141: 4136: 4131: 4126: 4121: 4116: 4111: 4106: 4101: 4096: 4091: 4086: 4081: 4076: 4071: 4066: 4061: 4056: 4051: 4046: 4041: 4036: 4031: 4026: 4021: 4016: 4011: 4006: 4001: 3996: 3991: 3986: 3981: 3980: 3979: 3969: 3964: 3959: 3958: 3957: 3947: 3942: 3937: 3932: 3927: 3926: 3925: 3920: 3910: 3905: 3900: 3895: 3890: 3885: 3879: 3877: 3871: 3870: 3868:Types of rocks 3867: 3865: 3864: 3857: 3850: 3842: 3833: 3832: 3830: 3829: 3817: 3805: 3793: 3780: 3777: 3776: 3774: 3773: 3772: 3771: 3766: 3759:Volcanic field 3756: 3751: 3746: 3741: 3736: 3731: 3725: 3723: 3719: 3718: 3716: 3715: 3710: 3705: 3700: 3695: 3690: 3688:Trachyandesite 3685: 3680: 3675: 3670: 3665: 3660: 3655: 3650: 3645: 3640: 3635: 3630: 3625: 3620: 3615: 3610: 3605: 3600: 3595: 3590: 3585: 3580: 3575: 3569: 3567: 3565:Volcanic rocks 3561: 3560: 3553: 3551: 3549: 3548: 3543: 3538: 3533: 3528: 3523: 3518: 3513: 3508: 3506:Shield volcano 3503: 3498: 3493: 3488: 3486:Parasitic cone 3483: 3478: 3473: 3468: 3465: 3460: 3455: 3450: 3445: 3440: 3434: 3432: 3428: 3427: 3422: 3420: 3419: 3412: 3405: 3397: 3391: 3390: 3376: 3375:External links 3373: 3370: 3369: 3343: 3297: 3285: 3276: 3273:. p. 118. 3254: 3224: 3198: 3171: 3143: 3129: 3123:. p. 32. 3105: 3076: 3057:(1): 363–401. 3041: 2991: 2972: 2968:Schmincke 2003 2960: 2929: 2912: 2897:ArchéoSciences 2883: 2856:(4): 463–486. 2836: 2800: 2773: 2769:Macdonald 1983 2761: 2757:Macdonald 1983 2749: 2742: 2724: 2689: 2670:(2): 161–172. 2654: 2623: 2585: 2550: 2515: 2482: 2455:(2): 276–287. 2439: 2404: 2361: 2354: 2338:Plateau Uplift 2328: 2301:(1): 289–294. 2285: 2259: 2223: 2196:(4): 260–285. 2180: 2139: 2112:(3): 411–423. 2096: 2081: 2047: 2020:(3): 241–255. 2004: 1961: 1949: 1937: 1935:, p. 138. 1933:Schmincke 2003 1925: 1886: 1874: 1872:, p. 209. 1862: 1858:Schmincke 2003 1847: 1845:, p. 215. 1835: 1831:Schmincke 2003 1823: 1816: 1798: 1786: 1774: 1755:(1): 234–235. 1736: 1729: 1711: 1699: 1684:Chisholm, Hugh 1647: 1619: 1594: 1581:(3): 485–510. 1558: 1547:. 19–21132: 96 1528: 1489: 1438: 1431: 1413: 1406: 1387: 1386: 1384: 1381: 1379: 1378: 1372: 1366: 1360: 1354: 1349: 1342: 1340: 1337: 1321: 1318: 1272:Main article: 1269: 1266: 1265: 1264: 1254: 1247: 1245: 1239: 1232: 1230: 1219: 1212: 1181: 1178: 1177: 1176: 1170:, designed by 1164:Colditz Castle 1161: 1154: 1152: 1130: 1123: 1112: 1109: 1081: 1078: 1062:Colditz Castle 1030: 1027: 1014:and used as a 971: 968: 963: 960: 887: 884: 872: 869: 843: 840: 823: 820: 770:, Sicily, the 671: 668: 636:Pentland Hills 611: 608: 604:Rio de Janeiro 563: 560: 465: 462: 457: 454: 453: 452: 449: 442: 440: 421: 414: 412: 409: 402: 297: 294: 273:volcanic glass 239: 238: 232: 227:, the name of 222: 218: 210: 207:sulfur dioxide 203:carbon dioxide 195:Volcanic gases 183: 180: 123:(for example, 88:Volcanic Eifel 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 4879: 4868: 4865: 4863: 4860: 4858: 4855: 4854: 4852: 4837: 4834: 4832: 4829: 4827: 4824: 4822: 4819: 4817: 4814: 4812: 4809: 4807: 4804: 4802: 4799: 4797: 4794: 4792: 4789: 4787: 4784: 4782: 4779: 4777: 4774: 4772: 4769: 4767: 4764: 4762: 4759: 4757: 4754: 4752: 4751:Litchfieldite 4749: 4747: 4744: 4742: 4739: 4737: 4734: 4732: 4729: 4727: 4724: 4722: 4719: 4717: 4716:Hyaloclastite 4714: 4712: 4709: 4707: 4704: 4702: 4699: 4697: 4694: 4692: 4689: 4687: 4684: 4682: 4679: 4677: 4674: 4672: 4669: 4667: 4664: 4663: 4661: 4657: 4651: 4648: 4646: 4643: 4639: 4636: 4635: 4634: 4631: 4629: 4626: 4624: 4621: 4619: 4616: 4614: 4611: 4609: 4606: 4604: 4601: 4599: 4596: 4594: 4591: 4589: 4586: 4584: 4581: 4579: 4576: 4574: 4571: 4569: 4566: 4564: 4563:Litchfieldite 4561: 4559: 4556: 4552: 4549: 4548: 4547: 4544: 4542: 4539: 4537: 4534: 4532: 4529: 4527: 4524: 4522: 4519: 4517: 4514: 4512: 4509: 4507: 4504: 4503: 4501: 4499: 4495: 4489: 4486: 4484: 4481: 4479: 4476: 4474: 4471: 4469: 4466: 4464: 4461: 4459: 4456: 4454: 4451: 4449: 4446: 4444: 4441: 4439: 4436: 4434: 4431: 4429: 4426: 4424: 4421: 4419: 4416: 4414: 4411: 4409: 4406: 4404: 4401: 4399: 4396: 4394: 4391: 4389: 4386: 4384: 4381: 4379: 4376: 4374: 4371: 4369: 4366: 4364: 4361: 4359: 4356: 4354: 4351: 4349: 4346: 4344: 4341: 4339: 4336: 4334: 4331: 4329: 4326: 4324: 4321: 4319: 4316: 4314: 4311: 4309: 4306: 4304: 4301: 4299: 4296: 4294: 4291: 4290: 4288: 4286: 4282: 4276: 4273: 4271: 4268: 4266: 4263: 4261: 4258: 4256: 4253: 4251: 4248: 4244: 4241: 4240: 4239: 4236: 4232: 4229: 4228: 4227: 4224: 4222: 4219: 4217: 4214: 4212: 4209: 4207: 4204: 4202: 4199: 4197: 4194: 4192: 4189: 4187: 4184: 4180: 4177: 4175: 4172: 4171: 4170: 4167: 4165: 4162: 4160: 4157: 4155: 4152: 4150: 4147: 4145: 4142: 4140: 4137: 4135: 4132: 4130: 4127: 4125: 4124:Phonotephrite 4122: 4120: 4117: 4115: 4112: 4110: 4107: 4105: 4102: 4100: 4097: 4095: 4092: 4090: 4087: 4085: 4082: 4080: 4077: 4075: 4072: 4070: 4067: 4065: 4062: 4060: 4057: 4055: 4052: 4050: 4047: 4045: 4042: 4040: 4037: 4035: 4032: 4030: 4029:Hyaloclastite 4027: 4025: 4022: 4020: 4017: 4015: 4012: 4010: 4007: 4005: 4002: 4000: 3997: 3995: 3992: 3990: 3987: 3985: 3982: 3978: 3975: 3974: 3973: 3970: 3968: 3965: 3963: 3960: 3956: 3953: 3952: 3951: 3948: 3946: 3943: 3941: 3938: 3936: 3933: 3931: 3928: 3924: 3921: 3919: 3916: 3915: 3914: 3911: 3909: 3906: 3904: 3901: 3899: 3896: 3894: 3891: 3889: 3886: 3884: 3881: 3880: 3878: 3876: 3872: 3863: 3858: 3856: 3851: 3849: 3844: 3843: 3840: 3828: 3827: 3818: 3816: 3815: 3810: 3806: 3804: 3803: 3794: 3792: 3791: 3782: 3781: 3778: 3770: 3767: 3765: 3762: 3761: 3760: 3757: 3755: 3754:Volcanic belt 3752: 3750: 3747: 3745: 3742: 3740: 3737: 3735: 3732: 3730: 3727: 3726: 3724: 3720: 3714: 3711: 3709: 3706: 3704: 3701: 3699: 3696: 3694: 3691: 3689: 3686: 3684: 3681: 3679: 3676: 3674: 3671: 3669: 3666: 3664: 3661: 3659: 3658:Phonotephrite 3656: 3654: 3651: 3649: 3646: 3644: 3641: 3639: 3636: 3634: 3631: 3629: 3626: 3624: 3621: 3619: 3616: 3614: 3611: 3609: 3606: 3604: 3601: 3599: 3596: 3594: 3591: 3589: 3586: 3584: 3581: 3579: 3576: 3574: 3571: 3570: 3568: 3566: 3562: 3557: 3547: 3544: 3542: 3541:Volcanic cone 3539: 3537: 3534: 3532: 3529: 3527: 3524: 3522: 3519: 3517: 3516:Stratovolcano 3514: 3512: 3511:Somma volcano 3509: 3507: 3504: 3502: 3501:Rootless cone 3499: 3497: 3494: 3492: 3489: 3487: 3484: 3482: 3479: 3477: 3474: 3472: 3469: 3466: 3464: 3461: 3459: 3456: 3454: 3451: 3449: 3446: 3444: 3441: 3439: 3436: 3435: 3433: 3429: 3425: 3418: 3413: 3411: 3406: 3404: 3399: 3398: 3395: 3388: 3383: 3379: 3378: 3374: 3357: 3353: 3347: 3344: 3332: 3328: 3324: 3320: 3316: 3312: 3308: 3301: 3298: 3294: 3289: 3286: 3280: 3277: 3272: 3268: 3264: 3258: 3255: 3250: 3246: 3242: 3238: 3234: 3228: 3225: 3221: 3217: 3213: 3209: 3202: 3199: 3195: 3191: 3190: 3185: 3181: 3175: 3172: 3168: 3164: 3160: 3159: 3154: 3147: 3144: 3132: 3126: 3122: 3118: 3117: 3109: 3106: 3094: 3087: 3080: 3077: 3072: 3068: 3064: 3060: 3056: 3052: 3045: 3042: 3037: 3031: 3017:on 2011-06-11 3013: 3006: 3001: 2995: 2992: 2988: 2985: 2981: 2976: 2973: 2969: 2964: 2961: 2956: 2952: 2948: 2944: 2940: 2933: 2930: 2926: 2922: 2916: 2913: 2907: 2902: 2899:(34): 39–43. 2898: 2894: 2887: 2884: 2879: 2875: 2871: 2867: 2863: 2859: 2855: 2851: 2847: 2840: 2837: 2832: 2828: 2824: 2820: 2816: 2812: 2804: 2801: 2788: 2784: 2777: 2774: 2770: 2765: 2762: 2758: 2753: 2750: 2745: 2743:0-8248-0832-0 2739: 2735: 2728: 2725: 2720: 2716: 2712: 2708: 2704: 2700: 2693: 2690: 2685: 2681: 2677: 2673: 2669: 2665: 2658: 2655: 2650: 2646: 2642: 2638: 2634: 2627: 2624: 2619: 2615: 2611: 2607: 2603: 2599: 2595: 2589: 2586: 2581: 2577: 2573: 2569: 2565: 2561: 2554: 2551: 2546: 2542: 2538: 2534: 2530: 2526: 2519: 2516: 2510: 2505: 2501: 2497: 2493: 2486: 2483: 2478: 2474: 2470: 2466: 2462: 2458: 2454: 2450: 2443: 2440: 2435: 2431: 2427: 2423: 2419: 2415: 2408: 2405: 2400: 2396: 2392: 2388: 2384: 2380: 2376: 2372: 2365: 2362: 2357: 2351: 2347: 2343: 2339: 2332: 2329: 2324: 2320: 2316: 2312: 2308: 2304: 2300: 2296: 2289: 2286: 2273: 2269: 2263: 2260: 2255: 2251: 2247: 2243: 2239: 2235: 2227: 2224: 2219: 2215: 2211: 2207: 2203: 2199: 2195: 2191: 2184: 2181: 2165: 2161: 2157: 2150: 2143: 2140: 2135: 2131: 2127: 2123: 2119: 2115: 2111: 2107: 2100: 2097: 2094:, p. 77. 2093: 2088: 2086: 2082: 2077: 2073: 2069: 2065: 2058: 2051: 2048: 2043: 2039: 2035: 2031: 2027: 2023: 2019: 2015: 2008: 2005: 2000: 1996: 1992: 1988: 1984: 1980: 1976: 1972: 1965: 1962: 1959:, p. 73. 1958: 1953: 1950: 1946: 1941: 1938: 1934: 1929: 1926: 1920: 1915: 1910: 1909:10.3133/pp366 1905: 1901: 1897: 1890: 1887: 1884:, p. 29. 1883: 1878: 1875: 1871: 1866: 1863: 1859: 1854: 1852: 1848: 1844: 1839: 1836: 1832: 1827: 1824: 1819: 1813: 1809: 1802: 1799: 1795: 1790: 1787: 1783: 1778: 1775: 1770: 1766: 1762: 1758: 1754: 1750: 1743: 1741: 1737: 1732: 1730:0-7167-2438-3 1726: 1722: 1715: 1712: 1709:, p. 96. 1708: 1703: 1700: 1695: 1694: 1689: 1685: 1680: 1679:public domain 1666: 1664: 1662: 1660: 1658: 1656: 1654: 1652: 1648: 1643: 1637: 1622: 1616: 1612: 1608: 1601: 1599: 1595: 1589: 1584: 1580: 1576: 1572: 1565: 1563: 1559: 1546: 1542: 1535: 1533: 1529: 1517: 1512: 1508: 1504: 1500: 1493: 1490: 1478: 1474: 1470: 1466: 1462: 1458: 1454: 1447: 1445: 1443: 1439: 1434: 1428: 1424: 1417: 1414: 1409: 1407:3-540-12756-9 1403: 1399: 1392: 1389: 1382: 1376: 1373: 1370: 1367: 1364: 1361: 1358: 1355: 1353: 1352:Brisbane tuff 1350: 1347: 1344: 1343: 1338: 1336: 1334: 1331: 1327: 1319: 1317: 1315: 1311: 1306: 1302: 1298: 1294: 1290: 1280: 1275: 1267: 1261: 1257: 1251: 1246: 1242: 1236: 1231: 1227: 1224:in Yerevan's 1223: 1216: 1211: 1209: 1207: 1203: 1199: 1195: 1191: 1187: 1179: 1173: 1169: 1165: 1158: 1153: 1149: 1145: 1141: 1137: 1133: 1132:Ahu Tongariki 1127: 1122: 1120: 1118: 1110: 1108: 1106: 1102: 1101:Sonoma Valley 1098: 1094: 1090: 1086: 1080:United States 1079: 1077: 1075: 1071: 1067: 1063: 1059: 1055: 1053: 1048: 1044: 1040: 1036: 1028: 1026: 1024: 1021: 1017: 1013: 1009: 1005: 1001: 997: 995: 994: 989: 985: 981: 977: 969: 967: 961: 959: 956: 952: 948: 947:metamorphosed 944: 940: 936: 932: 931:Lake District 928: 924: 920: 913: 909: 908:Brisbane tuff 904: 897: 896:Servian Walls 892: 885: 883: 881: 877: 870: 868: 866: 861: 857: 853: 849: 841: 839: 837: 833: 829: 821: 819: 817: 813: 809: 805: 801: 797: 793: 789: 785: 781: 777: 773: 769: 765: 764:Faroe Islands 761: 756: 755:Carboniferous 752: 748: 744: 740: 736: 731: 729: 725: 720: 718: 714: 710: 705: 697: 693: 692:Easter Island 689: 684: 676: 669: 667: 665: 661: 657: 653: 649: 645: 644:Great Britain 641: 637: 633: 629: 628:Lake District 625: 621: 617: 609: 607: 605: 601: 597: 593: 589: 588:Siebengebirge 585: 581: 577: 573: 569: 561: 559: 557: 553: 547: 545: 544:flood basalts 541: 537: 533: 529: 525: 521: 517: 514:erupted from 513: 508: 506: 502: 498: 494: 490: 486: 482: 478: 475: 471: 463: 461: 455: 446: 441: 437: 433: 429: 425: 418: 413: 406: 401: 399: 395: 393: 389: 385: 381: 377: 376:alkali metals 371: 369: 368:cooling units 364: 362: 358: 354: 350: 346: 341: 339: 335: 331: 327: 323: 319: 315: 311: 307: 303: 295: 293: 291: 289: 285: 280: 276: 274: 268: 266: 260: 258: 254: 243: 236: 233: 230: 226: 223: 216: 208: 204: 200: 196: 193: 192: 191: 189: 181: 179: 177: 174:is a form of 173: 168: 166: 162: 158: 154: 149: 147: 146:Easter Island 143: 142: 137: 132: 130: 126: 122: 121: 116: 112: 108: 104: 100: 97:is a type of 96: 89: 85: 80: 73: 69: 65: 61: 55: 51: 46: 40: 33: 19: 4761:Luxullianite 4741:Lapis lazuli 4686:Blue Granite 4613:Serpentinite 4588:Metapsammite 4338:Conglomerate 4264: 4260:Trondhjemite 4238:Trachybasalt 4179:Pantellerite 4079:Monzogranite 4024:Hornblendite 4009:Granodiorite 3875:Igneous rock 3824: 3812: 3800: 3788: 3749:Volcanic arc 3702: 3693:Trachybasalt 3531:Supervolcano 3463:Fissure vent 3362:30 September 3360:. Retrieved 3355: 3346: 3334:. Retrieved 3314: 3311:GSA Bulletin 3310: 3300: 3288: 3279: 3266: 3257: 3244: 3227: 3219: 3207: 3201: 3193: 3187: 3174: 3166: 3163:the original 3156: 3146: 3134:. Retrieved 3115: 3108: 3096:. Retrieved 3092: 3079: 3054: 3050: 3044: 3019:. Retrieved 3012:the original 2999: 2994: 2983: 2975: 2963: 2946: 2942: 2932: 2927:pp. 108, 110 2924: 2915: 2896: 2886: 2853: 2849: 2839: 2814: 2810: 2803: 2791:. Retrieved 2786: 2776: 2764: 2752: 2733: 2727: 2702: 2698: 2692: 2667: 2663: 2657: 2632: 2626: 2604:(1): 71–81. 2601: 2597: 2588: 2563: 2560:GSA Bulletin 2559: 2553: 2528: 2524: 2518: 2502:(1): 35–45. 2499: 2495: 2485: 2452: 2448: 2442: 2417: 2413: 2407: 2374: 2370: 2364: 2337: 2331: 2298: 2294: 2288: 2278:30 September 2276:. Retrieved 2271: 2262: 2237: 2233: 2226: 2193: 2189: 2183: 2171:. Retrieved 2164:the original 2159: 2155: 2142: 2109: 2105: 2099: 2067: 2063: 2050: 2017: 2013: 2007: 1974: 1970: 1964: 1952: 1940: 1928: 1899: 1889: 1877: 1865: 1838: 1826: 1807: 1801: 1789: 1777: 1752: 1748: 1720: 1714: 1702: 1691: 1624:. Retrieved 1610: 1578: 1575:Archaeometry 1574: 1551:29 September 1549:. Retrieved 1544: 1520:. Retrieved 1516:10.4138/1257 1506: 1502: 1492: 1482:27 September 1480:. Retrieved 1460: 1456: 1422: 1416: 1397: 1391: 1332: 1325: 1323: 1285: 1183: 1114: 1083: 1065: 1050: 1032: 998: 991: 984:Servian Wall 973: 965: 916: 874: 845: 825: 732: 721: 701: 698:basalt tuff. 686:Most of the 613: 572:anorthoclase 565: 548: 532:North Island 509: 467: 459: 396: 372: 367: 365: 344: 342: 305: 299: 292: 281: 277: 269: 261: 249: 185: 182:Volcanic ash 169: 150: 139: 133: 128: 124: 119: 118: 103:volcanic ash 94: 93: 4650:Whiteschist 4541:Greenschist 4521:Cataclasite 4511:Amphibolite 4438:Phosphorite 4388:Itacolumite 4313:Calcarenite 4159:Quartzolite 4094:Nephelinite 4064:Lamprophyre 4019:Harzburgite 3977:Napoleonite 3950:Charnockite 3945:Carbonatite 3935:Blairmorite 3898:Anorthosite 3826:WikiProject 3769:polygenetic 3764:monogenetic 3643:Nephelinite 3598:Blairmorite 3573:Agglomerate 3481:Mud volcano 3453:Cryovolcano 3443:Cinder cone 3158:Smithsonian 2980:Georg Dehio 2949:: 361–373. 2817:: 174–196. 2705:(4): 1173. 1140:Rano Raraku 1097:Napa Valley 943:iron oxides 842:Kimberlites 624:West Indies 616:Cordilleras 536:New Zealand 489:New Zealand 456:Occurrences 424:Bishop tuff 357:ignimbrites 345:welded tuff 310:well-sorted 144:statues on 68:Banditaccia 4862:Tuff cones 4851:Categories 4816:Teschenite 4801:Shonkinite 4776:Pietersite 4771:Novaculite 4681:Borolanite 4666:Adamellite 4583:Metapelite 4551:Calcflinta 4516:Blueschist 4506:Anthracite 4488:Wackestone 4468:Travertine 4413:Lumachelle 4393:Jaspillite 4348:Diamictite 4270:Websterite 4255:Troctolite 4231:Benmoreite 4191:Shonkinite 4164:Rhyodacite 4144:Pyroxenite 4114:Peridotite 4074:Lherzolite 4049:Kimberlite 4039:Ignimbrite 4034:Icelandite 4014:Granophyre 3923:Shoshonite 3668:Rhyodacite 3618:Ignimbrite 3593:Benmoreite 3214:. p.  3021:2010-05-09 1522:2022-09-24 1383:References 1375:Ignimbrite 1289:Quaternary 1220:Armenia's 1105:California 1023:ignimbrite 962:Importance 871:Komatiites 848:kimberlite 816:heulandite 794:, such as 780:serpentine 751:Derbyshire 717:palagonite 654:, quartz, 578:, rich in 576:claystones 505:chalcedony 428:California 257:sand-sized 176:travertine 120:tuffaceous 54:New Mexico 4831:Variolite 4821:Theralite 4811:Tachylite 4796:Rodingite 4766:Mangerite 4746:Larvikite 4731:Jasperoid 4726:Jadeitite 4691:Epidosite 4645:Tectonite 4638:Soapstone 4603:Quartzite 4573:Migmatite 4558:Itabirite 4536:Granulite 4478:Turbidite 4458:Sylvinite 4453:Siltstone 4443:Sandstone 4428:Oil shale 4408:Limestone 4383:Gritstone 4378:Greywacke 4373:Geyserite 4363:Evaporite 4353:Diatomite 4328:Claystone 4293:Argillite 4206:Tachylyte 4174:Comendite 4119:Phonolite 4109:Pegmatite 4084:Monzonite 4059:Lamproite 4054:Komatiite 3994:Foidolite 3955:Enderbite 3918:Mugearite 3653:Phonolite 3638:Leucitite 3623:Komatiite 3471:Lava dome 3467:Lava cone 3424:Volcanoes 3098:1 October 2618:128952431 2477:128821707 2323:129708915 2254:131340369 2218:128474768 2173:1 October 2134:129147300 2042:128627430 1999:129012636 1636:cite book 1477:128375559 1463:: 41–43. 1423:Volcanism 1346:Bentonite 1324:The word 1320:Etymology 1119:statues. 1058:Mannerist 1008:Pozzolana 980:Ventotene 876:Komatiite 860:diatremes 812:chabazite 808:scolecite 804:natrolite 784:nepheline 768:Jan Mayen 747:Paleogene 696:tholeiite 622:, in the 594:and near 497:Charnwood 334:antidunes 284:rhyolitic 161:petrology 115:lithified 109:during a 86:, in the 4806:Taconite 4781:Pyrolite 4706:Ganister 4676:Aphanite 4671:Appinite 4593:Phyllite 4578:Mylonite 4546:Hornfels 4526:Eclogite 4423:Mudstone 4398:Laterite 4358:Dolomite 4275:Wehrlite 4250:Trachyte 4243:Hawaiite 4221:Tonalite 4216:Tephrite 4169:Rhyolite 4134:Porphyry 4104:Obsidian 3989:Essexite 3940:Boninite 3930:Basanite 3888:Andesite 3790:Category 3698:Trachyte 3673:Rhyolite 3648:Obsidian 3578:Andesite 3336:17 April 3265:(1988). 3030:cite web 2878:56281060 2789:: 2016–1 1339:See also 1206:Tufashen 1111:Rapa Nui 1052:Rochlitz 1004:trachyte 1000:Peperino 832:feldspar 800:prehnite 796:analcite 792:zeolites 728:laterite 664:Krakatoa 660:Cotopaxi 652:chlorite 640:Cheviots 568:sanidine 556:Virginia 552:Devonian 477:feldspar 438:on right 384:zeolites 288:basaltic 101:made of 64:Etruscan 18:Ashstone 4826:Unakite 4756:Llanite 4721:Ijolite 4696:Felsite 4628:Suevite 4463:Tillite 4403:Lignite 4343:Coquina 4308:Breccia 4201:Syenite 4129:Picrite 4044:Ijolite 4004:Granite 3972:Diorite 3967:Diabase 3883:Adakite 3802:Commons 3729:Hotspot 3628:Lapilli 3613:Felsite 3438:Caldera 3319:Bibcode 3136:May 26, 3059:Bibcode 2858:Bibcode 2819:Bibcode 2793:27 July 2707:Bibcode 2672:Bibcode 2637:Bibcode 2568:Bibcode 2533:Bibcode 2525:Geology 2457:Bibcode 2422:Bibcode 2399:4332634 2379:Bibcode 2303:Bibcode 2198:Bibcode 2114:Bibcode 2022:Bibcode 1979:Bibcode 1757:Bibcode 1681::  1626:29 July 1545:Lanl-Ur 1509:(2/3). 1457:Geology 1369:Tuffite 1330:Italian 1194:Yerevan 1186:Armenia 1180:Armenia 1054:Porphyr 1047:Germany 1033:In the 1029:Germany 1020:Piperno 939:schists 923:cleaved 919:sheared 856:diamond 854:in the 828:olivine 818:, etc. 788:leucite 760:Iceland 656:epidote 648:calcite 520:Wyoming 481:biotite 392:calcite 380:calcium 353:lapilli 306:fallout 265:breccia 167:terms. 153:igneous 74:, Italy 4857:Tephra 4736:Kenyte 4711:Gossan 4608:Schist 4568:Marble 4531:Gneiss 4433:Oolite 4298:Arkose 4196:Sovite 4186:Scoria 4139:Pumice 4099:Norite 4069:Latite 3999:Gabbro 3984:Dunite 3962:Dacite 3908:Basalt 3903:Aplite 3814:Portal 3678:Tephra 3663:Pumice 3633:Latite 3608:Dacite 3603:Cinder 3583:Basalt 3536:Tossol 3127:  2876:  2740:  2664:Lithos 2616:  2475:  2397:  2371:Nature 2352:  2321:  2252:  2216:  2132:  2040:  1997:  1814:  1727:  1675:  1617:  1475:  1429:  1404:  1363:Sillar 1305:Zircon 1198:Gyumri 1174:(1584) 1168:Saxony 1148:scoria 1093:Nevada 1074:Saxony 1043:mortar 1016:cement 1012:Naples 1006:tuff. 976:Romans 927:slates 865:facies 836:quartz 762:, the 743:Antrim 724:Hawaii 713:Ka'ula 638:, the 634:, the 596:Naples 592:Ischia 590:), in 580:kaolin 540:Nevada 474:alkali 470:quartz 436:fiamme 432:pumice 390:, and 349:fiamme 338:lahars 322:surges 235:Tephra 4701:Flint 4623:Slate 4618:Skarn 4483:Varve 4448:Shale 4368:Flint 4323:Chert 4318:Chalk 3431:Types 3089:(PDF) 3015:(PDF) 3008:(PDF) 2874:S2CID 2614:S2CID 2473:S2CID 2395:S2CID 2319:S2CID 2250:S2CID 2214:S2CID 2167:(PDF) 2152:(PDF) 2130:S2CID 2060:(PDF) 2038:S2CID 1995:S2CID 1473:S2CID 1299:, or 1297:Ar-Ar 1144:Pukao 1095:. 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Index

Ashstone
Tuff (disambiguation)
Tufa

Bandelier National Monument
New Mexico

Etruscan
Banditaccia
Lazio

Rieden, Rhineland-Palatinate
Volcanic Eifel
rock
volcanic ash
vent
volcanic eruption
lithified
Rapa Nui people
moai
Easter Island
igneous
sedimentary rock
petrology
sedimentological
tufa
travertine
volcanic eruption
Volcanic gases
steam

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