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Titanowodginite 
Summary
Titanowodginite is a mineral with the chemical formula MnTiTa2O8. Titanowodginite has a Mohs hardness of 5.5 and a vitreous luster. It is an iridescent dark brown to black crystal that commonly forms in a matrix of smoky quartz or white beryl in a complex zoned pegmatite.[2][3][4]
| Titanowodginite | |
|---|---|
 Black sharp crystals of titanowodginite associated to white beryl from the type locality for the first mineral: Tanco Mine, Bernic Lake, Lac-du-Bonnet, Manitoba, Canada. | |
| General | |
| Category | Oxide minerals |
| Formula (repeating unit) | MnTiTa2O8 |
| IMA symbol | Twdg[1] |
| Strunz classification | 4.DB.40 |
| Crystal system | Monoclinic |
| Crystal class | Prismatic (2/m) (same H-M symbol) |
| Space group | C2/c |
| Identification | |
| Color | dark brown to black |
| Luster | vitreous |
| Streak | dark brown |
| Diaphaneity | translucent |
| References | [2][3] |
It was first described in 1992 for an occurrence in the Tanco Mine located in southern Manitoba, Canada. It was named because it is a titanium bearing member of the wodginite group.[2][4]
References edit
- ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
- ^ a b c http://www.mindat.org/min-3979.html Mindat
- ^ a b http://www.webmineral.com/data/Titanowodginite.shtml Webmineral
- ^ a b http://rruff.geo.arizona.edu/doclib/hom/titanowodginite.pdf Handbook of Mineralogy