26:
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397:
presents as a transparent to translucent yellow, lemon yellow, brownish yellow, or amber orthorhombic tabular crystals. Although over 20 other crystal forms have been noted; rarely in microcrystalline aggregates. When exposed to air schoepite converts over a short time to the metaschoepite form
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Commonly as tabular equant, to short prismatic crystals; rarely in microcrystalline aggregates
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The hardness is 2.5, density is 4.8 g/cm, and it streaks yellow.
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X = almost colorless; Y = Z = lemon-yellow to golden yellow
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417:) within a few months of being exposed to ambient air.
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431:in 1923, several additional localities are known.
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438:(1881–1966), Professor of Mineralogy at the
423:It was first described from specimens from
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389:deposits. It may also form directly from
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465:"IMA–CNMNC approved mineral symbols"
378:O) is a rare alteration product of
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158:c = 14.73 Å; Z = 4
335:
24:
558:This article about a specific
327:Short and long UV = pale green
171:Amber, lemon- or sulfur yellow
1:
434:Schoepite was named to honor
566:. You can help Knowledge by
649:
628:Minerals in space group 29
552:
244:Transparent to translucent
23:
358:, empirical formula (UO
542:Handbook of Mineralogy
469:Mineralogical Magazine
623:Orthorhombic minerals
332:Other characteristics
94:Strunz classification
613:Uranium(VI) minerals
191:Perfect, indistinct
633:Oxide mineral stubs
490:10.1180/mgm.2021.43
481:2021MinM...85..291W
463:Warr, L.N. (2021).
440:University of Ghent
156:, b = 16.79 Å
259:Optical properties
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425:Shinkolobwe mine
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268:Refractive index
250:Specific gravity
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120:Pyramidal (mm2)
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54:(repeating unit)
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531:Webmineral data
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152:a = 14.33
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618:Oxide minerals
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475:(3): 291–320.
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163:Identification
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104:Crystal system
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560:oxide mineral
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436:Alfred Schoep
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430:
429:Belgian Congo
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314:Measured: 89°
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290:Birefringence
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177:Crystal habit
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116:Crystal class
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568:expanding it
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384:hydrothermal
355:
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323:fluorescence
135:
109:Orthorhombic
341:Radioactive
320:Ultraviolet
300:Pleochroism
262:Biaxial (−)
240:Diaphaneity
131:Space group
607:Categories
517:Mindat.org
450:References
391:ianthinite
347:References
224:Adamantine
207:Mohs scale
123:H-M symbol
84:IMA symbol
499:235729616
380:uraninite
356:Schoepite
294:δ = 0.045
280:= 1.714 n
276:= 1.690 n
148:Unit cell
19:Schoepite
310:2V angle
210:hardness
197:Tenacity
187:Cleavage
44:minerals
38:Category
477:Bibcode
444:Belgium
395:mineral
387:uranium
284:= 1.735
201:Brittle
125:: (mm2)
98:4.GA.05
50:Formula
42:Uranium
33:General
497:
415:< 2
393:. The
234:Yellow
230:Streak
220:Luster
74:• 12(H
562:is a
495:S2CID
374:·12(H
168:Color
564:stub
370:(OH)
70:(OH)
485:doi
427:in
410:O,
398:(UO
382:in
254:4.8
214:2.5
88:Sho
58:(UO
609::
523:^
507:^
493:.
483:.
473:85
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442:,
372:12
142:ca
78:O)
72:12
595:e
588:t
581:v
570:.
501:.
487::
479::
413:n
408:2
406:H
404:n
402:·
400:3
376:2
368:2
366:O
364:8
362:)
360:2
282:γ
278:β
274:α
272:n
154:Å
140:1
138:2
136:P
76:2
68:2
66:O
64:8
62:)
60:2
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