| Name: | Cronstedtite Cro |
| IMA Chemistry: | (Fe2+,Fe3+)3(Si,Fe3+)2O5(OH)4 |
| Chemistry Elements: | The mineral Cronstedtite contains elements: Iron (Fe) Silicon (Si) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Czech Republic |
| Year First Published: | 1821 |
| IMA Status: | Approved,Grandfathered |
| Status Notes: | Steinmann J (1821) Chemische Untersuchung des Cronstedtit's, eines neuen Fossils von Pribram in Böhmen, Journal für Chemie und Physik 32, 69-100 |
| Structural Group Name: | Serpentine, Clay |
| Fleischer's Group Name: | kaolinite-serpentine-serpentine subgroup |
| Crystal Systems: | hexagonal |
| Oldest Known Age: | 4700 Million Years Ago |
| Diaphaneity: | 2.0 |
| Specific Gravity: | 3.345 |
| More Info: | Search Wikipedia: Cronstedtite (Wiki) Search Mindat: Cronstedtite Search Web Mineral DB: Cronstedtite |