General Information:
Chemical Formula:(Mn++,Fe++,Mg)Al2(PO4)2(OH)2·8(H2O)
IMA Status:Approved IMA
Physical Properties:
Cleavage:[010] Perfect
Color:colorless, white, or light yellow.
Density:2.36
Diaphaniety:Transparent
Hardness:3 - Calcite
Luster:Vitreous (Glassy)
Streak:white
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