General Information:
Chemical Formula:
(Mn,Mg)9Zn4(SO4)2(OH)22·8(H2O)
IMA Status:
Approved IMA 1979
Physical Properties:
Cleavage:
None
Color:
colorless or white.
Density:
2.87
Diaphaniety:
Transparent to Translucent
Hardness:
4.5 - Between Fluorite and Apatite
Streak:
white
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