| Name: | Jahnsite-(CaMnMn) Jah-CaMnMn |
| IMA Chemistry: | CaMn2+Mn2+2Fe3+2(PO4)4(OH)2ยท8H2O |
| Chemistry Elements: | The mineral Jahnsite-(CaMnMn) contains elements: Calcium (Ca) Manganese (Mn) Iron (Fe) Phosphorus (P) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Portugal |
| Year First Published: | 1987 |
| IMA Status: | Approved |
| Status Notes: | Grice J D, Dunn P J, Ramik R A (1990) Jahnsite-(CaMnMn), a new member of the whiteite group from Mangualde, Beira, Portugal, American Mineralogist 75, 401-404 |
| Structural Group Name: | Jahnsite |
| Fleischer's Group Name: | jahnsite |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 1806 Million Years Ago |
| More Info: | Search Wikipedia: Jahnsite-(CaMnMn) (Wiki) Search Mindat: Jahnsite-(CaMnMn) Search Web Mineral DB: Jahnsite-(CaMnMn) |