Name: | Keyite Key |
IMA Chemistry: | ([box]0.5Cu0.5)CuCdZn2(AsO4)3·H2O |
Chemistry Elements: | The mineral Keyite contains elements: Copper (Cu) Cadmium (Cd) Zinc (Zn) Arsenic (As) Oxygen (O) Hydrogen (H) |
Country of Type Locality: | Namibia |
Year First Published: | 1975 |
IMA Status: | Approved |
Status Notes: | Embrey P G, Fejer E E, Clark A M (1977) Keyite: a new mineral from Tsumeb, The Mineralogical Record 8, 87-90 Chemical formula changed from Cu^2+^_3_Zn_4_Cd_2_(AsO_4_)_6_·2H_2_O: Hatert F (2019) A new nomenclature scheme for the alluaudite supergroup. European Journal of Mineralogy 31, 807-822 |
Structural Group Name: | Alluaudite |
Fleischer's Group Name: | |
Crystal Systems: | monoclinic |
Oldest Known Age: | 541 Million Years Ago |
Mohs Hardness: | 3.75 |
Diaphaneity: | 2.0 |
More Info: | Search Wikipedia: Keyite (Wiki) Search Mindat: Keyite Search Web Mineral DB: Keyite |