General Information:
Chemical Formula:
(Tl,K)Fe+++3(SO4)2(OH)6
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
[0001] Good
Color:
golden yellow.
Density:
3.85
Diaphaniety:
Transparent
Hardness:
3-4 - Calcite-Fluorite
Luster:
Earthy (Dull)
Streak:
yellow
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