Name: | Holtite Hlt |
IMA Chemistry: | (Ta0.6[box]0.4)Al6BSi3O18 |
Chemistry Elements: | The mineral Holtite contains elements: Tantalum (Ta) Aluminum (Al) Boron (B) Silicon (Si) Oxygen (O) |
Country of Type Locality: | Australia |
Year First Published: | 1969 |
IMA Status: | Approved,Redefined |
Status Notes: | Pryce M W (1971) Holtite: a new mineral allied to dumortierite, Mineralogical Magazine 38, 21-25 Chemical formula changed from (Al,Ta)_7_(Si,Sb)_3_(BO_3_)O_12_(O,OH)_2.25_: Pieczka A, Evans R J, Grew E S, Groat L A, Ma C, Rossman G R (2013) The dumortierite supergroup. I. A new nomenclature for the dumortierite and holtite groups. Mineralogical Magazine 77, 2825-2839 |
Structural Group Name: | Dumortierite |
Fleischer's Group Name: | dumortierite |
Crystal Systems: | orthorhombic |
Oldest Known Age: | 2529 Million Years Ago |
More Info: | Search Wikipedia: Holtite (Wiki) Search Mindat: Holtite Search Web Mineral DB: Holtite |