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
CategoryOxide minerals
Formula
(repeating unit)
MnTiTa2O8
IMA symbolTwdg[1]
Strunz classification4.DB.40
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupC2/c
Identification
Colordark brown to black
Lustervitreous
Streakdark brown
Diaphaneitytranslucent
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

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  1. ^ 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.
  2. ^ a b c http://www.mindat.org/min-3979.html Mindat
  3. ^ a b http://www.webmineral.com/data/Titanowodginite.shtml Webmineral
  4. ^ a b http://rruff.geo.arizona.edu/doclib/hom/titanowodginite.pdf Handbook of Mineralogy