General Information:
Chemical Formula:CaWO4
Composition:(Molecular Weight = 287.93 gm)Calcium 13.92 %
CaTungsten 63.85 %
W Oxygen 22.23 %
O Empirical Formula: Ca(WO4)
Name Origin:Named after the Swedish chemist, K. W. Scheele (1742-1786).
Physical Properties: Cleavage:[010] Distinct
Color:colorless, white, pale yellow, brownish yellow, or reddish yellow.
Density:5.9 - 6.12, Average = 6.01
Diaphaniety:Transparent to translucent
Habits:Massive - Granular - Common texture observed in granite and other igneous rock., Disseminated - Occurs in small, distinct particles dispersed in matrix., Columnar - Forms columns
Hardness:4-5 - Fluorite-Apatite
Luminescence:Fluorescent, Short UV=bright bluish white.
Luster:Vitreous (Glassy)
Streak:white
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