The Scheelite Group

scheelite scheelite
Minor Tungsten Minerals Group  
anthoinite  
cuprotungstite  
ferritungstite  
raspite  
russellite  
sanmartinite  
stolzite  
tungstenite  
tungstite  
Property Value
formula CaWO4
WO3 content (%) 80.6
specific gravity 5.4 - 6.1 gr/cc
form massive and small grains, tetragonal crystals
color pale yellow, brown, or white
luster vitreous/resinous
diaphaneity transparent/translucent
streak white
crystal structure tetragonal
cleavage good in 4 directions
fracture uneven
hardness 4.5 - 5 Mohs
magnetism none