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Shigaite and Violane Physical Properties


Physical Properties

Tenacity
-  
Moderately flexible  

Solubility
-  
-  

Durability
-  
-  

Specific Gravity
3.22-3.40  
2.32  

Fracture
Conchoidal  
-  

Cleavage
Perfect  
Perfect on {0001}  

Mohs Hardness
5-6  
2  

Chemical Composition
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)  
Pb6Cu3BiS4  

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