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Kainite and Fluorite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
slightly water soluble and in hot hydrochloric acid   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.00-3.25   
2.15   

Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references   
Splintery, Conchoidal, Brittle   

Cleavage
Octahedral, perfect on {111}, parting on {011}   
{001}, perfect   

Mohs Hardness
4   
2.5-3   

Chemical Composition
CaF2   
Not Available   

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