| Name: | Jahnsite-(CaMnMg) Jah-CaMnMg |
| IMA Chemistry: | CaMn2+Mg2Fe3+2(PO4)4(OH)2ยท8H2O |
| Chemistry Elements: | The mineral Jahnsite-(CaMnMg) contains elements: Calcium (Ca) Manganese (Mn) Magnesium (Mg) Iron (Fe) Phosphorus (P) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | USA |
| Year First Published: | 1973 |
| IMA Status: | Approved,Redefined |
| Status Notes: | Originally named jahnsite: Moore P B, Ito J (1974) I. Jahnsite, segelerite, and robertsite, three new transition metal phosphate species II. Redefinition of overite, an isotype of segelerite III. Isotypy of robertsite, mitridatite, and arseniosiderite, American Mineralogist 59, 48-59 Renamed: Moore P B, Ito J (1978) I. Whiteite, a new species, and a proposed nomenclature for the jahnsite-whiteite complex series. II. New data on xanthoxenite. III. Salmonsite discredited, Mineralogical Magazine 42, 309-323 |
| Structural Group Name: | Jahnsite |
| Fleischer's Group Name: | jahnsite |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 1702 Million Years Ago |
| More Info: | Search Wikipedia: Jahnsite-(CaMnMg) (Wiki) Search Mindat: Jahnsite-(CaMnMg) Search Web Mineral DB: Jahnsite-(CaMnMg) |