| Name: | Manganite Mnn |
| Specimens in Collection: |  #172: Manganite |
| IMA Chemistry: | Mn3+O(OH) |
| Chemistry Elements: | The mineral Manganite contains elements: Manganese (Mn) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Germany |
| Year First Published: | 1826 |
| IMA Status: | Approved,Grandfathered |
| Status Notes: | Called the prismatoidal manganese ore: Haidinger W (1826) On the crystalline forms and properties of the manganese ores, The Edinburgh Journal of Science 4, 41-50 Named manganite: Turner E (1828) Chemical examination of the oxides of manganese. Part II. On the composition of the ores of manganese described by Mr. Haidinger, The Philosophical Magazine 4, 96-104 |
| Structural Group Name: | Rutile |
| Fleischer's Group Name: | |
| Crystal Systems: | monoclinic|orthorhombic |
| Oldest Known Age: | 2950 Million Years Ago |
| Mohs Hardness: | 4.0 |
| Diaphaneity: | 1.0 |
| Specific Gravity: | 4.315 |
| More Info: | Search Wikipedia: Manganite (Wiki) Search Mindat: Manganite Search Web Mineral DB: Manganite |