Mineralienatlas - Fossilienatlas
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Inserted from |
Philip Blümner, Nürnberg, Mittelfranken, Deutschland |
Collectors Summary
| Chemical Formula | Mg9(SiO4)4F2 |
| Color | gelb, braun |
| Streak color | weiß |
| Hardness (Mohs) | 6 |
| Solubility | +++ HF, heiße konz. H2SO4, + Säuren |
| Crystal System | monoklin, P21/a |
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