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> Minerals
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Gersdorffite
Named in 1845 by Alexander Löwe in honor of Johann Rudolf Ritter von Gersdorff, mining expert and owner of the nickel mine at Schladming, Austria.
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| Gersdorffite
 Bou Azzer District, Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, Morocco
Item-No.: MIN0367
Price: 595.00 EUR
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| Synonyms: |
Amoibite, Disosmose, Dobschauite, Nickelarsenikkies, Stirian |
| Classification: |
Sulfides and Sulfosalts, Cobaltit Group |
| Chemical formula: |
NiAsS |
| Crystal system: |
Isometric |
| Density (g/cm3): |
5,9 measured, 5,966 calculated |
| Tenacity: |
Brittle |
| Cleavage: |
Perfect on {100}, {010} und {001} |
| Fracture: |
Irregular, uneven |
| Hardness (Mohs): |
5,5 |
| Colour: |
Gray, grayish black, silver white, or tin white |
| Lustre: |
Metallic |
| Streak: |
Grayish black |
| Fluorescence: |
none |
| Transparency: |
Opaque |
| Type locality: |
Zinkwand (Neualpe), Obertalbach Valley, Schladminger Tauern, Schladming, Styria, Austria
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