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Pleonast
Pleonast

Hessonite
Hessonite



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Pleonast
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Hessonite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
-9999
MgAl2O4
 
-
-
-
3.55-3.73
Uneven
None
7-7.5
Ca3Al2(SiO4)3