29:
452:
486:), meaning red. Historically, erythrite itself has not been an economically important mineral, but the prospector may use it as a guide to associated
859:
805:
795:
91:
471:
arsenide minerals. Well-formed crystals are rare, with most of the mineral manifesting in crusts or small reniform aggregates.
497:
Erythrite occurs as a secondary mineral in the oxide zone of Co–Ni–As bearing mineral deposits. It occurs in association with
198:
231:
854:
849:
101:
169:
Radial or stellate aggregates, fibrous, drusy; usually powdery and massive – rarely as striated prismatic crystals
864:
844:
463:
system and forms prismatic crystals. The color is crimson to pink and occurs as a secondary coating known as
81:
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530:
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44:
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296:
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red
662:
553:
111:
28:
838:
680:
281:
164:
121:
699:
Anthony, John W.; Bideaux, Richard A.; Bladh, Kenneth W.; Nichols, Monte C. (2005).
502:
816:
625:
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549:
361:
291:
139:
451:
738:
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130:
616:
can also substitute for the cobalt position, creating three other minerals:
609:
534:
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510:
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Erythrite was first described in 1832 for an occurrence in Grube Daniel,
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545:
522:
577:
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491:
487:
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405:
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613:
605:
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The nickel variety, annabergite, occurs as a light green
408:
arsenate form a complete series with the general formula
159:
Crimson to peach-red, pale rose, or pink, may be zoned
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800:Manual of Mineral Science, 22nd Ed. C. Klein.
482:, and takes its name from the Greek έρυθρος (
8:
544:; La Cobaltera, Chile, Schneeberg, Saxony,
694:
692:
690:
670:
817:"The origin of pleochroism in erythrite"
756:
754:
727:
725:
637:
18:
179:Perfect on {010}; poor on {100} and {
7:
647:"IMA–CNMNC approved mineral symbols"
216:Subadamantine, pearly on cleavages
14:
604:on nickel arsenides. In addition
572:; Sara Alicia mine, near Alamos,
316:, is a secondary hydrated cobalt
27:
16:Hydrated cobalt arsenate mineral
584:and the Dome Rock copper mine,
459:Erythrite crystallizes in the
1:
790:Dana's Manual of Mineralogy
881:
860:Minerals in space group 12
236:Transparent to translucent
824:The Canadian Mineralogist
761:Barthelmy, David (2014).
710:. Mineral Data Publishing
26:
763:"Erythrite Mineral Data"
540:Notable localities are
708:Handbook of Mineralogy
651:Mineralogical Magazine
568:; the Blackbird mine,
456:
454:
92:Strunz classification
855:Monoclinic minerals
672:10.1180/mgm.2021.43
663:2021MinM...85..291W
645:Warr, L.N. (2021).
570:Lemhi County, Idaho
364:, chemical formula
102:Dana classification
457:
455:Erythrite crystals
251:Optical properties
850:Arsenate minerals
320:with the formula
307:
306:
272:= 1.662 – 1.663 n
268:= 1.626 – 1.629 n
134:
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519:pharmacosiderite
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360:. Erythrite and
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318:arsenate mineral
312:, also known as
260:Refractive index
242:Specific gravity
226:Pale red to pink
203:
182:
128:
126:Prismatic (2/m)
57:
56:(repeating unit)
45:Arsenate mineral
31:
19:
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865:Vivianite group
845:Cobalt minerals
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785:Further reading
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596:Other varieties
590:South Australia
542:Cobalt, Ontario
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276:= 1.699 – 1.701
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767:Webmineral.com
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657:(3): 291–320.
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618:parasymplesite
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580:; Mt. Cobalt,
554:Czech Republic
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151:Identification
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112:Crystal system
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806:0-471-25177-1
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796:0-471-03288-3
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564:; Bou Azzer,
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282:Birefringence
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165:Crystal habit
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122:Crystal class
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827:
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770:. Retrieved
766:
742:, retrieved
733:
712:. Retrieved
707:
654:
650:
640:
602:nickel bloom
601:
599:
550:Joachimsthal
539:
503:skutterudite
496:
483:
473:
465:cobalt bloom
464:
458:
313:
309:
308:
144:
813:Nickel, E H
811:Faye, G H;
701:"Erythrite"
490:and native
362:annabergite
292:Pleochroism
254:Biaxial (+)
232:Diaphaneity
140:Space group
106:40.03.06.03
839:Categories
830:: 492–504.
739:Mindat.org
632:References
582:Queensland
531:retgersite
527:morenosite
507:symplesite
476:Schneeberg
461:monoclinic
314:red cobalt
301:References
199:Mohs scale
131:H-M symbol
116:Monoclinic
82:IMA symbol
734:Erythrite
681:235729616
626:köttigite
624:(Mg) and
622:hörnesite
610:magnesium
535:malachite
515:scorodite
499:cobaltite
310:Erythrite
286:δ = 0.073
22:Erythrite
815:(1968).
558:Cornwall
511:roselite
484:erythros
202:hardness
189:Tenacity
175:Cleavage
41:Category
772:27 July
744:27 July
714:27 July
659:Bibcode
586:Mingary
566:Morocco
562:England
546:Germany
523:adamite
513:-beta,
410:(Co,Ni)
206:1.5–2.5
193:Sectile
96:8.CE.40
52:Formula
36:General
804:
794:
679:
628:(Zn).
620:(Fe),
578:Mexico
574:Sonora
533:, and
492:silver
488:cobalt
480:Saxony
469:cobalt
406:nickel
222:Streak
212:Luster
129:(same
820:(PDF)
704:(PDF)
677:S2CID
404:, or
156:Color
802:ISBN
792:ISBN
774:2022
746:2022
716:2022
614:zinc
612:and
606:iron
419:(AsO
375:(AsO
331:(AsO
246:3.06
183:02}.
145:C2/m
64:(AsO
667:doi
467:on
437:•8H
393:•8H
349:•8H
86:Ery
72:·8H
841::
826:.
822:.
765:.
753:^
737:,
724:^
706:.
689:^
675:.
665:.
655:85
653:.
649:.
608:,
592:.
588:,
576:,
560:,
556:;
552:,
548:;
537:.
529:,
525:,
521:,
517:,
509:,
505:,
501:,
494:.
478:,
448:.
366:Ni
322:Co
60:Co
828:9
776:.
718:.
683:.
669::
661::
446:O
442:2
433:2
428:)
424:4
415:3
402:O
398:2
389:2
384:)
380:4
371:3
358:O
354:2
345:2
340:)
336:4
327:3
274:γ
270:β
266:α
264:n
181:1
133:)
76:O
74:2
70:2
68:)
66:4
62:3
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