Mineralienatlas - Fossilienatlas
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"Übersicht der Mineralien und Gesteine der Rheinpfalz" Autoren: Dr.Heinrich Arndt, Dr.Otto M. Reis und Dr.Adolf Schwager Sonderabdruck aus den Geognost. Jahresheften 1918/1919 Verlag von Piloty & Loehle München 1920 |
Collectors Summary
| Chemical Formula | Ca(Si3Al2)O10·3H2O |
| Color | weiß, farblos |
| Streak color | weiß |
| Lustre | Glasglanz, seidig |
| Hardness (Mohs) | 5 |
| Solubility | +++ Säuren |
| Crystal System | monoklin, Cc |
| Morphology | büschelig, radialstrahlig, faserig, auch derb; sonst säulige, nadelige bis haarige Kristalle |
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