General Information:
Chemical Formula:Na0,3Zn3(Si,Al)4O10(OH)2·4(H2O)
Physical Properties:
Cleavage:[001] Perfect
Color:bluish white or reddish brown.
Density:2.45
Diaphaniety:Translucent to Opaque
Hardness:1-2 - Between Talc and Gypsum
Luster:Earthy (Dull)
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