tetragonal
Wulfenite
PbMoO4
Quick Facts
Hardness
2.5
Specific Gravity
6.7
Refractive Index
2.28
Crystal Structure
tetragonal[4/m]:{001}@1.0 + {101}@0.4 tetragonal
4/m
{001} {101}
Physical Properties
Crystal Systemtetragonal
Hardness (Mohs)2.5
Specific Gravity6.7
CleavageDistinct {101}
FractureSubconchoidal to uneven
LustreAdamantine to resinous
Optical Properties
Refractive Index2.28
Birefringence0.12-0.122
PleochroismVery weak to none
Dispersion0.203
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