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Cordierite
Cordierite
☒

Cavansite
Cavansite
☒



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X
Cordierite
X
Cavansite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.57-2.66
Subconchoidal, Conchoidal
Fair on {100}, poor on {001} and {010}
7-7.5
Mg2Al4Si5O18
 
Brittle
-
-
2.25-2.33
-
Good on {010}
3-4
Ca(VO)Si4O10•4(H2O)