General Information:
Chemical Formula:Ca5MgB24O42·30(H2O)
Composition:(Molecular Weight = 1,696.57 gm)Calcium 11.81 %
CaMagnesium 1.43 %
MgBoron 15.29 %
B Hydrogen 3.56 %
H Oxygen 67.90 %
O Empirical Formula: Ca5MgB24O42·30(H2O)
Environment:Continental borate-bearing evaporite deposits.
IMA Status:Approved IMA 1970
Locality:Furnace Creek district, Inyo County, and Boron, Kern County, California, USA
Name Origin:Named for Ward C. Smith (1906-), U. S. Geologist.
Physical Properties: Cleavage:[0001] Good
Color:colorless or white.
Density:1.88
Diaphaniety:Transparent
Habits:Microscopic Crystals - Crystals visible only with microscopes., Nodular - Tuberose forms having irregular protuberances over the surface.,
Hardness:2.5 - Finger Nail
Luster:Vitreous (Glassy)
Streak:white
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