General Information:
Chemical Formula:CaCl2·6(H2O)
Composition:(Molecular Weight = 219.08 gm)Calcium 18.29 %
CaHydrogen 5.52 %
H Chlorine 32.37 %
ClOxygen 43.82 %
O Empirical Formula: CaCl2·6(H2O)
Environment:Calcium chloride rich brines at saturation in cool weather..
IMA Status:Approved IMA 1965
Locality:Saline lakes located in the dry valleys of Antarctica. Bristol Lake, Mojave Co., California.
Name Origin:Named after the continent of Antarctica.
Physical Properties: Cleavage:[0001] Perfect, [1010] Very Good
Color:colorless.
Density:1.705 - 1.725, Average = 1.71
Diaphaniety:Transparent
Habits:Crystalline - Coarse - Occurs as well-formed coarse sized crystals., Acicular - Occurs as needle-like crystals., Deliquescent - Crystals absorb water from the air and melt or otherwis e deteriorate.
Hardness:2-3 - Gypsum-Calcite
Luster:Vitreous (Glassy)
Streak:white
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