Domeykite-β
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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.
Classification of Domeykite-β
Approved
IMA status notes:
Redefined by the IMA
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
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-β
Chemical Properties of Domeykite-β
Formula:
Cu3-xAs
Appears to be a Cu-deficient domeykite.
Appears to be a Cu-deficient domeykite.
IMA Formula:
Cu3As
Elements listed:
Synonyms of Domeykite-β
Related Minerals - Nickel-Strunz Grouping
| 2.AA.10a | Algodonite | (Cu1-xAsx) | 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 | (Ag1-xSbx) | 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 Information
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-β
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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.
Nebel, J. (1983): Silberhaltiges Arsenid im Domeykit vom Brückenberg bei Zwickau. Zeitschrift für angewandte Geologie 29: 86-89.
Internet Links for Domeykite-β
mindat.org URL:
https://www.mindat.org/min-46462.html
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Please feel free to link to this page.
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Localities for Domeykite-β
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Canada | |
| 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 | |
| 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). |
| 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 | |
| Nebel, J. (1983): Silberhaltiges Arsenid im Domeykit vom Brückenberg bei Zwickau. Zeitschrift für angewandte Geologie 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 | |
| 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 | |
| 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 | |
| Nysten, P. (1984): Kleinod des Nordens - Harstigen in Schweden. Magma 2/1984, 12-30. |
