Mineralienatlas - Fossilienatlas
Informations
Inserted from |
Diether G., Bodensee-Nord |
Collectors Summary
| Chemical Formula | Fe2+Fe23+O4 |
| Color | grau mit bräunlichen Farbton, schwarz; blaugraue Anlauffarben |
| Streak color | schwarz |
| Lustre | Matt, Metallglanz |
| Hardness (Mohs) | 5.75 |
| Solubility | ++ konz. HCl |
| Crystal System | kubisch, Fd3m |
| Morphology | vorwiegend Oktaeder {111}, seltener {110} oder Kombinationen; Zwillinge nach Spinell-Gesetz; meist derb/körnig, akzessorisch |
| Danger of confusion | Magmatisch: mit Anatas. |
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