26:
344:
and occurs as needlelike crystals and masses. Individual crystals are square in cross-section and often hollow. It is emerald green to black in color with a vitreous to greasy luster.
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627:
90:
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193:
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Acicular crystals elongated along , square cross section, commonly hollow; also as mosslike aggregates
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Distinct; O = pale green, yellowish green; E = deep green, pale yellowish green
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It was first described in 1982 for an occurrence in the Main
Fracture of the
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145:a = 13.6 Ă…, c = 4.95 Ă…; Z = 2
628:
8:
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467:in Kamchatka. On Vesuvius, it occurs with
24:
513:
383:environment. Associated minerals include
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15:
558:Piypite in the Handbook ov Mineralogy
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551:
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547:
7:
596:
594:
490:"IMA–CNMNC approved mineral symbols"
607:. You can help Knowledge (XXG) by
359:. It has also been reported from
30:Green acicular crystals of piypite
14:
297:Soluble in water, leaves residue
158:Emerald-green, dark green, black
375:, Germany. Piypite occurs as a
178:Perfect, parallel to elongation
599:This article about a specific
1:
685:
664:Minerals in space group 79
593:
572:Piypite data on Webmineral
231:Transparent to translucent
340:. It crystallizes in the
23:
494:Mineralogical Magazine
669:Sulfate mineral stubs
540:Piypite on Mindat.org
91:Strunz classification
373:Rhineland-Palatinate
659:Tetragonal minerals
515:10.1180/mgm.2021.43
506:2021MinM...85..291W
488:Warr, L.N. (2021).
453:alumoklyuchevskite
363:, Italy, and in a
246:Optical properties
211:Vitreous to greasy
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349:Tolbachik volcano
342:tetragonal system
308:
307:
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654:Sulfate minerals
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369:Bad Ems District
353:Kamchatka Oblast
255:Refractive index
237:Specific gravity
198:
57:
56:(repeating unit)
28:
16:
684:
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601:sulfate mineral
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583:Mineralienatlas
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367:deposit in the
339:
335:
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327:
324:with formula: K
322:sulfate mineral
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221:Yellowish green
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45:Sulfate mineral
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500:(3): 291–320.
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361:Mount Vesuvius
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150:Identification
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117:Pyramidal (4)
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101:Crystal system
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465:type locality
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438:
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430:
429:chalcocyanite
426:
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418:
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410:
409:dolerophanite
406:
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273:Birefringence
270:
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164:Crystal habit
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113:Crystal class
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34:
27:
22:
17:
609:expanding it
598:
590:
578:
497:
493:
483:
469:paratacamite
421:ponomarevite
417:aphthitalite
379:phase in a
346:
310:
309:
249:Uniaxial (+)
132:
393:langbeinite
283:Pleochroism
227:Diaphaneity
128:Space group
648:Categories
475:References
445:fedotovite
441:averievite
437:euchlorine
405:tolbachite
313:is a rare
302:References
293:Solubility
194:Mohs scale
120:H-M symbol
106:Tetragonal
81:IMA symbol
524:235729616
461:lammerite
457:nabokoite
425:cotunnite
413:urusovite
377:sublimate
315:potassium
277:δ = 0.112
263:= 1.583 n
241:3.0 - 3.1
141:Unit cell
449:alarsite
401:hematite
397:tenorite
381:fumarole
197:hardness
184:Tenacity
174:Cleavage
41:Category
502:Bibcode
463:at the
433:sofiite
389:sylvite
371:in the
311:Piypite
267:= 1.695
188:Brittle
95:7.BC.40
52:Formula
36:General
19:Piypite
522:
385:halite
357:Russia
319:copper
217:Streak
207:Luster
603:is a
520:S2CID
155:Color
122:: (4)
605:stub
459:and
365:slag
332:O(SO
68:O(SO
510:doi
399:,
201:2.5
85:Piy
650::
564:^
546:^
532:^
518:.
508:.
498:85
496:.
492:.
471:.
455:,
451:,
447:,
443:,
439:,
435:,
431:,
427:,
423:,
419:,
415:,
411:,
407:,
403:,
395:,
391:,
387:,
355:,
351:,
328:Cu
317:,
64:Cu
636:e
629:t
622:v
611:.
526:.
512::
504::
338:2
336:)
334:4
330:2
326:2
265:ε
261:ω
259:n
135:4
133:I
74:2
72:)
70:4
66:2
62:2
60:K
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