General Information:
Chemical Formula:K2SiF6
Composition:(Molecular Weight = 220.27 gm)Potassium 35.50 %
K Silicon 12.75 %
SiFluorine 51.75 %
F Empirical Formula: K2SiF6
Environment:Volcanic fumaroles.
Locality:Crater of Vulcano, Lipari Islands.
Physical Properties: Cleavage:[???] Good, [???] Good, [???] Good
Color:colorless, white, or gray.
Density:2.665
Diaphaniety:Transparent
Habits:Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite)., Concretionary - Rounded massive fine-grained materials.,
Hardness:2.5 - Finger Nail
Luster:Vitreous - Greasy
Streak:white
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