UM1971-12-S:BiCu
A material that is NOT an approved mineral species
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Formula:
~Cu8BiS6
From the original paper: Cu9.3Bi1.1S6.8
Colour:
Light olive gray
Reported as "Mineral II". From copper ore of La Leona mine, Argentina.
Two types of inclusions in galena: (1) acicular, 8-10 microns in length, oriented along (111); (2) drop-like or vermicular, up to 25 microns long.
Compare 'UM1971-15-S:BiCuPb' ("Mineral I").
Two types of inclusions in galena: (1) acicular, 8-10 microns in length, oriented along (111); (2) drop-like or vermicular, up to 25 microns long.
Compare 'UM1971-15-S:BiCuPb' ("Mineral I").
Unique Identifiers
Mindat ID:
47236
Long-form identifier:
mindat:1:1:47236:4
GUID
(UUID V4):
(UUID V4):
5e781021-952f-4f70-bf02-2f0281c271cb
Physical Properties of UM1971-12-S:BiCu
Colour:
Light olive gray
Optical Data of UM1971-12-S:BiCu
Anisotropism:
strong, greenish yellow to dark gray
Pleochroism:
Visible
Comments:
Reflectance: lower than that of galena
Chemistry of UM1971-12-S:BiCu
Mindat Formula:
~Cu8BiS6
From the original paper: Cu9.3Bi1.1S6.8
From the original paper: Cu9.3Bi1.1S6.8
Elements listed:
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.
Internet Links for UM1971-12-S:BiCu
mindat.org URL:
https://www.mindat.org/min-47236.html
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References for UM1971-12-S:BiCu
Reference List:
Localities for UM1971-12-S:BiCu
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
Argentina | |
| Honnorez-Guerstein (1971) +1 other reference |
Austria | |
| Auer (2019) |