Occurs in Pinal County. Common in Arizona.
Chemical Formula: PbZn(VO4)(OH)
Specific Gravity: 6-6.2
Luster: Resinous to adamantine
Hardness: 3.5-4
Descloizite is a lead zinc vanadate mineral that often forms as dark red to brownish-black crystals or crusts. It is found in oxidized zinc and lead ore deposits.