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768:
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rock. Zoisite may be blue to violet, green, brown, pink, yellow, gray, or colorless. Blue crystals are known under the name tanzanite. It has a vitreous
432:. When euhedral, zoisite crystals are striated parallel to the principal axis (c-axis). Also parallel to the principal axis is one direction of perfect
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502:. Zois realized that this was an unknown mineral when it was brought to him by a mineral dealer, presumed to be Simon Prešern, in 1797.
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X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
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ranges from 3.10 to 3.38, depending on the variety. It streaks white and is said to be brittle.
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772:. Vol. 28 (11th ed.). Cambridge University Press. pp. 1000–1001.
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Hurlbut, Cornelius S.; Klein, Cornelis, 1985, Manual of
Mineralogy, 20th ed.,
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693:(in German and Slovenian). 31, 32. Državna založba Slovenije : 609–615.
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This article is about the mineral. For the Sailor Moon character, see
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732:"On the pleochroism of vanadium-bearing zoisite from Tanzania"
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White, gray, greenish brown, greenish gray, pink, blue, purple
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while translucent-to-opaque material is usually carved.
278:
nα = 1.696 – 1.700 nβ = 1.696 – 1.702 nγ = 1.702 – 1.718
187:
Prismatic crystals with striations; massive to columnar
689:[New Data About the Discovery of Zoisite].
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http://rruff.geo.arizona.edu/doclib/hom/zoisite.pdf
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475:)O(OH). Transparent material is fashioned into
8:
687:"Neue Daten ĂĽber die Entdeckung des Zoisits"
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40:Yellow zoisite crystal (1.7 Ă— 1 Ă— 0.8 cm)
674:. McGraw-Hill Book Company. p. 478.
656:http://webmineral.com/data/Zoisite.shtml
436:. The mineral is between 6 and 7 on the
575:
25:
671:Introduction to the Study of Minerals
230:Vitreous, pearly on cleavage surfaces
7:
585:"IMA–CNMNC approved mineral symbols"
644:http://www.mindat.org/min-4430.html
564:List of minerals named after people
416:or in massive form, being found in
494:, who sent him its specimens from
14:
320:Gem-quality zoisite, blue-purple
691:Geologija: Razprave in poroÄŤila
486:in 1805. He named it after the
685:Faninger, Ernest (1988–1989).
1:
668:Flint-Rogers, Austin (1937).
482:The mineral was described by
197:Perfect {010} imperfect {100}
505:Sources of zoisite include
428:and a conchoidal to uneven
21:Dark Kingdom § Zoisite
828:
812:Minerals described in 1805
807:Minerals in space group 62
250:Transparent to translucent
18:
739:The Canadian Mineralogist
33:
545:, and the U.S. state of
347:, is a calcium aluminum
769:Encyclopædia Britannica
634:Handbook of Mineralogy
589:Mineralogical Magazine
484:Abraham Gottlob Werner
802:Orthorhombic minerals
111:Strunz classification
207:Uneven to conchoidal
16:Sorosilicate mineral
610:10.1180/mgm.2021.43
601:2021MinM...85..291W
583:Warr, L.N. (2021).
438:Mohs hardness scale
121:Dana classification
792:Aluminium minerals
404:Zoisite occurs as
265:Optical properties
240:White or colorless
147:Dipyramidal (mmm)
448:is a more common
354:belonging to the
339:, first known as
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787:Calcium minerals
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580:
559:List of minerals
442:specific gravity
364:chemical formula
274:Refractive index
268:biaxial positive
256:Specific gravity
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71:(repeating unit)
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763:"Zoisite"
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658:Webmineral data
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310:Major varieties
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152:: (2/m 2/m 2/m)
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760:, ed. (1911).
758:Chisholm, Hugh
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751:External links
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169:Identification
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728:Nickel, E. H.
726:Faye, G. H.;
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492:Sigmund Zois
481:
446:Clinozoisite
410:orthorhombic
403:
352:sorosilicate
343:, after its
340:
336:
335:
162:
136:Orthorhombic
55:Sorosilicate
531:Switzerland
490:naturalist
418:metamorphic
294:Pleochroism
288:0.006–0.018
246:Diaphaneity
158:Space group
781:Categories
745:: 812–821.
570:References
547:Washington
450:monoclinic
440:, and its
422:pegmatitic
303:References
213:Mohs scale
150:H-M symbol
101:IMA symbol
699:0016-7789
619:235729616
511:tanzanite
500:Carinthia
488:Carniolan
477:gemstones
453:polymorph
406:prismatic
341:saualpite
316:Tanzanite
260:3.10–3.36
125:58.2.1b.1
730:(1971).
553:See also
543:Pakistan
519:anyolite
507:Tanzania
434:cleavage
430:fracture
414:crystals
360:minerals
216:hardness
203:Fracture
193:Cleavage
51:Category
597:Bibcode
535:Austria
527:thulite
496:Saualpe
349:hydroxy
337:Zoisite
326:Thulite
115:9.BG.10
67:Formula
59:epidote
46:General
29:Zoisite
719:
697:
646:Mindat
617:
523:Norway
426:luster
362:. Its
236:Streak
226:Luster
220:6 to 7
95:)O(OH)
735:(PDF)
615:S2CID
539:India
515:Kenya
455:of Ca
174:Color
61:group
717:ISBN
695:ISSN
467:)(Si
463:(SiO
420:and
397:)O(O
389:)(Si
330:Pink
163:Pnma
87:)(Si
83:(SiO
605:doi
529:),
521:),
513:),
498:in
401:).
366:is
358:of
783::
766:.
743:10
741:.
737:.
613:.
603:.
593:85
591:.
587:.
549:.
541:,
537:,
533:,
459:Al
408:,
381:Si
374:Al
368:Ca
105:Zo
79:Al
75:Ca
57:–
701:.
621:.
607::
599::
525:(
517:(
509:(
473:7
471:O
469:2
465:4
461:3
457:2
399:H
395:7
393:O
391:2
387:4
384:O
379:(
377:3
371:2
93:7
91:O
89:2
85:4
81:3
77:2
23:.
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