Domeykite-β

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Formula:

Cu_3-xAs

Appears to be a Cu deficient domeykite.

Lustre:

Metallic

Dimorph of:

Domeykite

A Cu-deficient "domeykite" with a few extra powder diffraction lines. Possibly a new phase here as with Cu-deficient chalcocites and covellites. Possibly visually indistinguishable from domeykite.

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Classification of Domeykite-βHide

IMA status:

Approved

Notes:

Redefined by the IMA

Nickel-Strunz 10th (pending) ed.:

2.AA.

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
A : Alloys
A : Alloys of metalloids with Cu, Ag, Au

Physical Properties of Domeykite-βHide

Lustre:

Metallic

Transparency:

Opaque

Fracture:

Irregular/Uneven

Chemical Properties of Domeykite-βHide

Formula:

Cu_3-xAs

Appears to be a Cu deficient domeykite.

IMA Formula:

Cu₃As

Elements listed:

As, Cu - search for minerals with similar chemistry

Synonyms of Domeykite-βHide

β-Domeykite

Related Minerals - Nickel-Strunz Grouping Hide

2.AA.10a	Algodonite	(Cu_1-xAs_x)	Hex. 6/mmm (6/m 2/m 2/m) : P6₃/mmc
2.AA.10b	Domeykite	Cu₃As	Iso. 4 3m : I4 3d
2.AA.10d	Koutekite	Cu₅As₂	Hex.
2.AA.15	Novákite	Cu₂₀AgAs₁₀	Mon.
2.AA.20	Cuprostibite	Cu₂(Sb,Tl)	Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
2.AA.25	Kutinaite	Ag₆Cu₁₄As₇	Iso.
2.AA.30	Allargentum	(Ag_1-xSb_x)	Hex.
2.AA.35	Dyscrasite	Ag₃Sb	Orth. mm2 : Pmm2
2.AA.40	Maldonite	Au₂Bi	Iso. m3m (4/m 3 2/m) : Fd3m
2.AA.45	Stistaite	SnSb	Trig. 3m (3 2/m) : R3m

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Domeykite-βHide

Reference List:

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Michejev, V. I. (1949): On alpha-, beta- and gamma-domeykite. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 78, 3-7.

Heyding, R.D., Despault, G.J.G. (1960) The copper/arsenic system and the copper arsenide minerals. Canadian Journal of Chemistry: 38: 2477-2481. [http://www.nrcresearchpress.com/doi/pdfplus/10.1139/v60-335]

Moore, P.B. (1971): COPPER-NICKEL ARSENIDES OF THE MOHAWK NO. 2 MINE, MOHAWK, KEWEENAW CO., MICHIGAN. American Mineralogist, 56, 1319-1331.

Makovicky, M.; Rose-Hansen, J.; Skinner, B. J. (1979): Phases and phase relations in the system Cu–Ag–As at 500, 400 and 350°C. Neues Jahrb. Mineral., Abh. 135, 221-269.

Internet Links for Domeykite-βHide

mindat.org URL:

https://www.mindat.org/min-46462.html
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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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Localities for Domeykite-βHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.


Canada
Northwest Territories Great Slave Lake ⓘ East arm area	Harris, D. C. & Thorpe, R. I. (1985): Occurrence of copper arsenides in the East Arm area, Great Slave Lake, District of Mackenzie. Geological Survey of Canada Paper 85-1A, 713-716.

France
Grand Est Haut-Rhin Thann-Guebwiller Sewen ⓘ Cu-arsenide occurrence	Picot, P. and Ruhlmann, F. (1978): Occurrence of high temperature copper arsenides in "granite des Ballons": (Southern Vosges, France). Bulletin de Minéralogie 101(5-6), 563-9 (in French).
ⓘ Wasserfall	Picot, P., & Ruhlmann, F. (1978). Presence d'arseniures de cuivre de haute temperature dans le granite des Ballons (Vosges meridionales). Bulletin de Minéralogie, 101(5), 563-569.

Germany
Saxony Zwickau ⓘ Brückenberg Schacht	Nebel, J. (1983): Silver-bearing arsenide in domeykite from Brückenberg near Zwickau. Zeit. Angew. Geol.: 29: 86-89; in: Hawthorne, F.C., Bladh, K.W., Burke, E.A.J., Grew, E.S., Langley, R.H., Puziewicz, J., Roberts, A.C., Schedler, R.A., Shigley, J.E., Vanko, D.A. (1987): New mineral names. American Mineralogist: 72: 227

Kazakhstan
Karaganda Region Zhanaarka ⓘ Zhaman-Aibat deposit	Sal'kov, S. A.; Abulgazina, S. D. (1990): First discovery of kutinaite in the USSR. Vestnik Akademii Nauk Kazakhskoi SSR 1990 (12), 81-82 (in Russian).

Serbia
Boranja orefield ⓘ Mlakva deposit	Radosavljević-Mihajlović, A. S., Stojanović, J. N., Radosavljević, S. A., Pačevski, A. M., Vuković, N. S., & Tošović, R. D. (2017). Mineralogy and genetic features of the Cu-As-Ni-Sb-Pb mineralization from the Mlakva polymetallic deposit (Serbia)—New occurrence of (Ni-Sb)-bearing Cu-arsenides. Ore Geology Reviews, 80, 1245-1258.

Sweden
Värmland County Filipstad Persberg ore district Pajsberg ⓘ Harstigen Mine	Nysten, P. (1984): Kleinod des Nordens - Harstigen in Schweden. Magma 2/1984, 12-30.

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