Mineralienatlas - Fossilienatlas
Informations
Inserted from |
Diether G., Bodensee-Nord |
Collectors Summary
Chemical Formula | Al2Si2O5(OH)4 |
Color | blau, farblos, grau, gelbbraun, weiß |
Streak color | weiß |
Hardness (Mohs) | 2.25 |
Solubility | +++ HF, + HCl |
Crystal System | monoklin, Cc |