Since 2013 – From Collectors for Collectors
| Chemische Formel | Mn2+Fe3+2(PO4)2(OH)2 · 6H2O | |
| Familie | ||
| Farbe | weiß, gelb | |
| Härte | 4 | |
| Kristallsystem | triklin | |
| Glanz | Glasglanz | |
| Form | faserig, nadelig, büschelig, radialstrahlig | |
| Typlokalität | Deutschland | |
| Weitere Fundorte | Portugal, England, New Hampshire | |
| Bildung | Sekundär, Verwitterung von primären Phosphaten (Triphylin) | |
| Paragenesen | Rockbridgeit, Strengit, Beraunit, Phosphosiderit, Kakoxen | |
| Pseudomorphose | ||
| Toxizität |  ungiftig | |
| Strichfarbe | weiß | |
| Mineralklasse | Phosphate | |
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| Chemische Formel | Fe2+Fe3+4[(OH)5|(PO4)3] | |
| Familie | ||
| Farbe | schwarz, grün | |
| Härte | 3,5-4,5 | |
| Kristallsystem | orthorhombisch | |
| Glanz | Glasglanz | |
| Form | traubig, faserig | |
| Typlokalität | Virginia | |
| Weitere Fundorte | Alabama, New Jersey, New Hampshire, Brasilien, Portugal | |
| Bildung | Sedimentär | |
| Paragenesen | Strengit, Hureaulith, Phosphosiderit, Strunzit | |
| Pseudomorphose | ||
| Toxizität | ungiftig | |
| Strichfarbe | graugrün | |
| Mineralklasse | Phosphate | |
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