General Information:
Chemical Formula:
(Cu,Zn,Fe)Sn++++(OH)6
IMA Status:
Approved IMA
Physical Properties:
Color:
brownish green.
Density:
4.04
Diaphaniety:
Transparent
Hardness:
4-4.5 - Between Fluorite and Apatite
Luster:
Vitreous (Glassy)
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