orthorhombic
Barite
BaSO4
Quick Facts
Hardness
3
Specific Gravity
4.3-4.5
Refractive Index
1.636-1.648
Crystal Structure
orthorhombic[mmm]:{001}@1.0 + {210}@0.8 + {110}@0.5 orthorhombic
mmm
{001} {210} {110}
Physical Properties
Crystal Systemorthorhombic
Hardness (Mohs)3
Specific Gravity4.3-4.5
CleavagePerfect {001}, good {210}
FractureUneven
LustreVitreous to resinous
Optical Properties
Refractive Index1.636-1.648
Birefringence0.012
PleochroismWeak
Dispersion0.016
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Open in Playground orthorhombic[mmm]:{001}@1.0 + {210}@0.8 + {110}@0.5 Related Minerals
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