| Name: | Jerrygibbsite Jgb |
| IMA Chemistry: | Mn2+9(SiO4)4(OH)2 |
| Chemistry Elements: | The mineral Jerrygibbsite contains elements: Manganese (Mn) Silicon (Si) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | USA |
| Year First Published: | 1981 |
| IMA Status: | Approved |
| Status Notes: | Dunn P J, Peacor D R, Simmons W B, Essene E J (1984) Jerrygibbsite, a new polymorph of Mn_9_(SiO_4_)_4_(OH)_2_ from Franklin, New Jersey, with new data on leucophoenicite, American Mineralogist 69, 546-552 |
| Structural Group Name: | Humite |
| Fleischer's Group Name: | humite-reinhardbraunsite subgroup |
| Crystal Systems: | orthorhombic |
| Oldest Known Age: | 1349 Million Years Ago |
| Mohs Hardness: | 5.5 |
| Diaphaneity: | 2.0 |
| Specific Gravity: | 4.0 |
| More Info: | Search Wikipedia: Jerrygibbsite (Wiki) Search Mindat: Jerrygibbsite Search Web Mineral DB: Jerrygibbsite |