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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)
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Data appearing on this page is derived from the IMA Database of Mineral Properties. Not all properties are applicable to or available for all minerals.


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