Mineralienatlas - Fossilienatlas
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Inserted from |
Philip Blümner, Nürnberg, Mittelfranken, Deutschland |
Collectors Summary
| Chemical Formula | Ca(Si4Al2)O12·4H2O |
| Color | bräunlich, grau, gelblich, perlweiß, rosa |
| Streak color | weiß |
| Lustre | Glasglanz, auf Spaltflächen Perlmuttglanz |
| Hardness (Mohs) | 3.5 |
| Solubility | +++ Säuren |
| Crystal System | monoklin, C2/m |
| Morphology | Prismatisch bis nadelig |
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