General Information:
Chemical Formula:V+++2Ti3O9
Composition:(Molecular Weight = 389.52 gm)Titanium 36.88 %
TiVanadium 26.16 %
V Oxygen 36.97 %
O Empirical Formula: V3+2Ti3O9
Environment:Microscopic inclusions in rutile found in a V-enriched gneiss. Polymorph of kyzylkumite.
IMA Status:Approved IMA 1976
Locality:Kwale District, S of Voi, Kenya.
Name Origin:Named for Werner Schreyer (1930-), Ruhr University, Bochum, Germany.
Physical Properties: Color:black brown.
Diaphaniety:Opaque to subtranslucent
Habits:Microscopic Crystals - Crystals visible only with microscopes., ,
Hardness:7 - Quartz
Luster:Metallic
More details...
