Skutterudite
Skutterudite, Calcite
Item-No.: MIN2870 Price: 198.00 EUR
Bou Azer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco
Skutterudite, Calcite
Item-No.: MIN2867 Price: 285.00 EUR
Bou Azer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco
Synonyms: | Modumite, Smaltite |
Classification: | Arsenides |
Chemical formula: | CoAs3 |
Crystal system: | Isometric |
Density (g/cm3): | 6,5 measured, 6,821 calculated |
Cleavage: | Distinct on {001}{111} in traces on {011} |
Fracture: | Irregular/uneven, conchoidal |
Hardness (Mohs): | 5,5 - 6 |
Colour: | Tin-white to silver-gray, tarnishes gray to peacock |
Lustre: | Metallic |
Streak: | Black |
Transparency: | Opaque |
Type locality: | Skuterud Mines (Skutterud Mines; Modum Cobalt Mines), Modum, Buskerud, Norway |
Application: | Cobalt ore |