General Information:
Chemical Formula:Be2(AsO4)(OH)·4(H2O)
Composition:(Molecular Weight = 246.01 gm)Beryllium 7.33 %
BeArsenic 30.45 %
AsHydrogen 3.69 %
H Oxygen 58.53 %
O Empirical Formula: Be2(AsO4)(OH)·4(H2O)
Environment:Oxidation zone of a polymetallic deposit.
IMA Status:Approved IMA 1962
Locality:Kazakhstan.
Name Origin:Named for the composition (Be, Arsenic).
Physical Properties: Color:white.
Density:1.8 - 2, Average = 1.9
Diaphaniety:Translucent
Habits:Encrustations - Forms crust-like aggregates on matrix., Fibrous - Crystals made up of fibers., Striated - Parallel lines on crystal surface or cleavage face.
Streak:white
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