| Name: | Posnjakite Pnk |
| IMA Chemistry: | Cu4(SO4)(OH)6·H2O |
| Chemistry Elements: | The mineral Posnjakite contains elements: Copper (Cu) Sulfur (S) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Kazakhstan |
| Year First Published: | 1967 |
| IMA Status: | Approved |
| Status Notes: | Komkov A I, Nefedov E I (1967) Posnjakite, a new mineral, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 96(1), 58-62 |
| Structural Group Name: | |
| Fleischer's Group Name: | langite |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 2724 Million Years Ago |
| Mohs Hardness: | 2.5 |
| More Info: | Search Wikipedia: Posnjakite (Wiki) Search Mindat: Posnjakite Search Web Mineral DB: Posnjakite |