| Name: | Grimaldiite Gmd |
| IMA Chemistry: | CrO(OH) |
| Chemistry Elements: | The mineral Grimaldiite contains elements: Chromium (Cr) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Guyana |
| Year First Published: | 1967 |
| IMA Status: | Approved |
| Status Notes: | Milton C, Appleman D E, Appleman M H, Chao E C T, Cuttita F, Dinnin J I, Dwornik E J, Ingram B L, Rose H J (1976) Merumite, a complex assemblage of chromium minerals from Guyana, U.S. Geological Survey Professional Paper 887, 1-29 |
| Structural Group Name: | |
| Fleischer's Group Name: | |
| Crystal Systems: | hexagonal |
| Oldest Known Age: | 419.2 Million Years Ago |
| More Info: | Search Wikipedia: Grimaldiite (Wiki) Search Mindat: Grimaldiite Search Web Mineral DB: Grimaldiite |