General Information: Chemical Formula:ZrO2
Composition:(Molecular Weight = 123.22 gm)
Zirconium 74.03 %
ZrOxygen 25.97 %
O Empirical Formula: ZrO2
Environment:Gem gravels and high temperature veins.
Locality:Caldas, Minas Gerais and Jacupiranga, Sao Paulo, Brazil.
Physical Properties: Cleavage:[001] Distinct
Color:brown, brownish black, colorless, green, or greenish brown.
Density:5.5 - 6, Average = 5.75
Diaphaniety:Transparent to translucent
Habits:Tabular - Form dimensions are thin in one direction., Crystalline - Coarse - Occurs as well-formed coarse sized crystals.,
Hardness:6.5 - Pyrite
Luster:Adamantine
Streak:white
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