The Scheelite Group

PropertyValue
FormulaCaWO4
WO3 content (%)80.6
Specific Gravity5.4 – 6.1 gr/cc
Formmassive and small grains, tetragonal crystals
Colorpale yellow, brown, or white
Lustervitreous/resinous
Diaphaneitytransparent/translucent
Streakwhite
Crystal Structuretetragonal
Cleavagegood in 4 directions
Fractureuneven
Hardness4.5 – 5 Mohs
Magnetismnone