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Catapleiite
Boracite
Boracite and Catapleiite Physical Properties


Physical Properties
Tenacity
-  
Brittle  
Solubility
-  
Soluble  
Durability
-  
-  
Specific Gravity
2.72  
2.95-2.96  
Fracture
-  
Conchoidal  
Cleavage
{110} Perfect, {010} Perfect  
None  
Mohs Hardness
5-6  
7-7.5  
Chemical Composition
Na 2ZrSi 3O 9 · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)  
Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references  
Optical Properties >>
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Compare Gems Found In Africa

Gems Found In Africa

Gems Found In Africa

Compare Gems Found In Africa

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