Yellow crystal aggregates of the rare vanadium mineral clinobisvanite. From: Linka Mine, Lander County, Nevada, United States of America. — Photo: David Hospital · CC BY-SA 4.0
Clinobisvanite
Clinobisvanite is an IMA-recognized mineral species in the vanadate class, with the chemical formula Bi(VO₄).
It crystallizes in the monoclinic crystal system (space group I2/b).
Key properties: specific gravity 6.949; Earthy to subvitreous luster.
IMA symbol Cbi, IMA status: approved, named in 1973.
An accessory mineral in pegmatites, as an oxidization product of other bismuth minerals.
It is found associated with Pucherite, bismite, bismutite, bismuth, vanadinite, beyerite, namibite, scheelite.
The name refers to the mineral’s monoclinic crystal system, and BISmuth and VANadium in its composition.