Mineralienatlas - Fossilienatlas
Informations
Reference List |
Ottens, B. (2012). Bergbau in der Inneren Mongolei (2): |
Inserted from |
Diether G., Bodensee-Nord |
Collectors Summary
| Chemical Formula | (Ca,Na,K)2-3 (Mg,Fe,Al)5 [(OH,F)2 /(Si,Al)2Si6O22 |
| Color | grün bis schwarz |
| Streak color | graugrün,graubraun |
| Hardness (Mohs) | 5.5 |
| Cleavages | Hornblende bei 124°, Augit bei 87° |
| Solubility | ++ HF nur |
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