Mineralienatlas - Fossilienatlas
Informations
Inserted from |
Diether G., Bodensee-Nord |
Collectors Summary
| Chemical Formula | Cu2O |
| Color | rot, metallischgrau, rotbraun, violettrot, nahezu schwarz |
| Streak color | bräunlichrot |
| Lustre | Diamantglanz, Halbmetallglanz, erdig |
| Hardness (Mohs) | 3.5 - 4 |
| Solubility | +++ Säuren, NH4OH, konz. NaOH |
| Crystal System | kubisch, Pn3m |
| Morphology | oktaedrisch, rhombendodekaedrisch, selten würfelig, nadelig, haarförmig (Chalcotrichit) |
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