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312:, which persists at a rate of 4 centimetres (1.6 in) annually. Cascade volcanism has occurred intermittently; there are volcanic rocks that are probably unrelated to subduction dating to between 55 million and 42 million years ago, with the most recent activity starting roughly 5 million years ago. In the
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in Oregon, the belt bends in southeastern direction until reaching Lassen Peak. The eastern boundary of the
Southern Cascades known as the Hat Creek Graben region is cut by many faults and incorporates several tectonic provinces and volcanoes. It also resides at the transition zone between the
284:
Big Cave lies to the south of Big Lake but north of Bald
Mountain. Sources differ on its exact height, listing an elevation of 4,130 feet (1,260 m) or 4,131 feet (1,259 m).
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654:"Tectonic Geomorphology and Volcano-Tectonic Interaction in the Eastern Boundary of the Southern Cascades (Hat Creek Graben Region), California, USA"
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volcanoes moving north from Lassen Peak. It is a small shield volcano, likely formed during the
Holocene epoch, though scientists from the
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epoch; M. A. Clynne thought it may be of similar age to the nearby Cinder Butte volcano, at 38,000 ± 7,000 years. The volcano consists of
361:. In this region, more than 500 volcanic vents have erupted in the past 7 million years. In California, volcanoes like Lassen Peak and
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cones at its summit and northern side. It has a low, "inconspicuous" profile, and is surrounded by a large lava field. Covered with
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233:. With an elevation listed at either 4,130 feet (1,260 m) or 4,131 feet (1,259 m), it is the product of
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256:. Located between Big Lake to the north and Bald Mountain to the south, it forms part of a belt of
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epoch; its exact age is unknown. It does not possess any major subfeatures besides young
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has been active for about 36 million years, largely as a result of the
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composition, with a rough surface texture, and has been covered by
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Big Cave lies at the northern end of a belt of late,
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Paguican, E. M. R.; Bursikl, M. I. (July 28, 2016).
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264:volcano. It last erupted either during the late
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691:Siebert, L.; Simkin, T.; Kimberly, P. (2011).
75:4,130 or 4,131 ft (1,259 or 1,259 m)
8:
388:are unsure. It could also be from the late
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20:
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276:on its northern flank and on its summit.
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767:Volcanoes of Shasta County, California
714:Wood, C. A.; Kienle, J., eds. (1990).
458:List of volcanoes in the United States
762:Shield volcanoes of the United States
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561:from the original on 8 November 2008
547:"California Volcanoes and Volcanics"
16:Mountain in United States of America
582:Siebert, Simkin & Kimberly 2011
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373:and volcanic fields such as the
260:volcanoes moving north from the
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555:United States Geological Survey
386:United States Geological Survey
697:University of California Press
1:
369:(rich in magnesium and iron)
551:Cascades Volcano Observatory
636:Paguican & Bursikl 2016
624:Paguican & Bursikl 2016
612:Paguican & Bursikl 2016
306:Juan de Fuca tectonic plate
788:
720:Cambridge University Press
716:Volcanoes of North America
658:Frontiers in Earth Science
128:Shasta County, California
28:
683:10.3389/feart.2016.00076
503:Global Volcanism Program
772:Volcanoes of California
508:Smithsonian Institution
322:Garibaldi Volcanic Belt
316:, volcanism during the
693:Volcanoes of the World
597:Wood & Kienle 1990
55:Big Cave in California
375:Medicine Lake Volcano
365:occur among rings of
747:Subduction volcanoes
347:Gorda tectonic plate
336:volcanic complex in
314:Cascade Volcanic Arc
310:North American Plate
243:North American Plate
227:Cascade Volcanic Arc
192:Cascade Volcanic Arc
674:2016FrEaS...4...76P
338:northern California
99: /
103:40.955°N 121.365°W
65:Highest point
752:Cascade Volcanoes
463:Cascade Volcanoes
450:California portal
357:, and an area of
274:pyroclastic cones
231:Pacific Northwest
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514:on July 15, 2017
510:. Archived from
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436:Volcanoes portal
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371:shield volcanoes
326:British Columbia
320:epoch spans the
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108:40.955; -121.365
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666:Frontiers Media
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258:Late Quaternary
248:Big Cave has a
239:tectonic plates
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706:978-0520268777
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695:(3 ed.).
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757:Cascade Range
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646:Bibliography
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563:. Retrieved
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516:. Retrieved
512:the original
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363:Mount Shasta
324:in southern
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211:
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187:Volcanic arc
141:Parent range
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398:pyroclastic
390:Pleistocene
345:subducting
342:Crater Lake
334:Lassen Peak
302:convergence
266:Pleistocene
262:Lassen Peak
237:of several
218:located in
214:is a small
164:Pleistocene
159:Age of rock
106: /
94:121°21′54″W
81:Coordinates
741:Categories
565:2008-11-13
498:"Big Cave"
469:References
402:lava flows
382:Quaternary
355:shortening
298:subduction
254:lava flows
241:under the
235:subduction
223:California
91:40°57′18″N
308:with the
280:Geography
119:Geography
71:Elevation
559:Archived
408:See also
394:basaltic
318:Holocene
300:through
270:Holocene
250:basaltic
220:northern
212:Big Cave
168:Holocene
124:Location
49:Big Cave
24:Big Cave
670:Bibcode
518:May 25,
332:to the
304:of the
288:Geology
229:of the
225:in the
204:unknown
153:Geology
726:
703:
668:: 76.
330:Canada
367:mafic
724:ISBN
701:ISBN
520:2018
292:The
678:doi
353:is
328:in
268:or
166:or
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604:^
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477:^
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686:.
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672::
662:4
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522:.
130:,
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
