Since 2013 – From Collectors for Collectors
| Chemische Formel | Ca(Ca,Mn)(SiO3OH)(OH) | |
| Familie | ||
| Farbe | farblos, weiß, gelb, orange, braun | |
| Härte | 5 | |
| Kristallsystem | orthorhombisch | |
| Glanz | Glasglanz | |
| Form | garbenförmig, kugelig, prismatisch | |
| Typlokalität | Südafrika | |
| Weitere Fundorte | Südafrika | |
| Bildung | Metasomatose (hydrothermale Umwandlung von Manganerzen) | |
| Paragenesen | Bultfonteinit, Olmiit | |
| Pseudomorphose | ||
| Toxizität |  ungiftig | |
| Strichfarbe | weiß | |
| Mineralklasse | Silikate | |
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| Chemische Formel | Ca2SiO2(OH,F)4 | |
| Familie | ||
| Farbe | farblos, rosa, orange | |
| Härte | 4,5 | |
| Kristallsystem | triklin | |
| Glanz | Glasglanz;Seidenglanz | |
| Form | nadelig, radialstrahlig, traubig | |
| Typlokalität | Südafrika | |
| Weitere Fundorte | Südafrika | |
| Bildung | hydrothermal | |
| Paragenesen | Olmiit, Calcit, Oyelith, Manganit, Ettringit, Poldervaartit | |
| Pseudomorphose | ||
| Toxizität | ungiftig | |
| Strichfarbe | weiß | |
| Mineralklasse | ||
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