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UM1970-26-S:CuZn

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Formula:
Cu3ZnS4
Colour:
pale blue
Although various Cu-Zn-S phases are known, this is the only purely Cu-Zn sulfide.

Found with Cu-bearing sphalerite at Mina San Samuel and Mina Flor del Llano, Cachiyuyo de Llampos district, Copiapó, Chile. Product of oxidation of this cuprian sphalerite, existing at grain boundaries between sphalerite and djurleite. Strongly zoned.


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Physical Properties of UM1970-26-S:CuZnHide

Colour:
pale blue
Comment:
light not specified

Optical Data of UM1970-26-S:CuZnHide

Type:
Anisotropic
Anisotropism:
slight

Chemical Properties of UM1970-26-S:CuZnHide

Formula:
Cu3ZnS4

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 UM1970-26-S:CuZnHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Clark, A.H., Sillitoe, R.H. (1970): Cuprian sphalerite and a probable copper-zinc sulfide, Cachiyuyo de Llampos, Copiapó, Chile. American Mineralogist: 55: 1021-1024
Smith, D.G.W., Nickel, E.H. (2007): A System of Codification for Unnamed Minerals: Report of the SubCommittee for Unnamed Minerals of the IMA Commission on New Minerals, Nomenclature and Classification. Canadian Mineralogist: 45: 983-1055; http://nrmima.nrm.se/Valid2009_03.pdf (2016)

Internet Links for UM1970-26-S:CuZnHide

Localities for UM1970-26-S:CuZnHide

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.
Chile
 
  • Atacama
    • Copiapó Province
      • Cachiyuyo de Llampos district
        • Carrera Pinto
Clark, A.H., Sillitoe, R.H. (1970): Cuprian sphalerite and a probable copper-zinc sulfide, Cachiyuyo de Llampos, Copiapó, Chile. American Mineralogist: 55: 1021-1024
Clark, A.H., Sillitoe, R.H. (1970): Cuprian sphalerite and a probable copper-zinc sulfide, Cachiyuyo de Llampos, Copiapó, Chile. American Mineralogist: 55: 1021-1024
 
Mineral and/or Locality  
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