Name: | Tokkoite Tok |
IMA Chemistry: | K2Ca4Si7O18(OH)F |
Chemistry Elements: | The mineral Tokkoite contains elements: Potassium (K) Calcium (Ca) Silicon (Si) Oxygen (O) Hydrogen (H) Fluorine (F) |
Country of Type Locality: | Russia |
Year First Published: | 1985 |
IMA Status: | Approved |
Status Notes: | Lazebnik K A, Nikishova L V, Lazebnik Y D (1986) Tokkoite - a new mineral. Mineralogiceskij Zhurnal 8(3), 85-89 Chemical formula revised: Rozhdestvenskaya I V, Nikishova L V, Lazebnik Yu D, Lazebnik K A (1989) The crystal structure of tokkoite and its relation to the structure of tinaksite, Zeitschrift für Kristallographie 189, 195-204 |
Structural Group Name: | |
Fleischer's Group Name: | |
Crystal Systems: | triclinic |
Oldest Known Age: | 144 Million Years Ago |
More Info: | Search Wikipedia: Tokkoite (Wiki) Search Mindat: Tokkoite Search Web Mineral DB: Tokkoite |