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Tektite
Tektite
☒

Schorlomite
Schorlomite
☒



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Tektite
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Schorlomite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.34-2.51
-
None
-9999
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O
 
-
-
-
3.77-3.93
Conchoidal
None
7-7.5
Ca 3Ti4+2(Fe3+2Si)O 12Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references