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Sapphire and Fluorite Physical Properties


Fluorite and Sapphire Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
insoluble   
slightly water soluble and in hot hydrochloric acid   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.03   
3.00-3.25   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references   

Cleavage
None, but may exhibit parting   
Octahedral, perfect on {111}, parting on {011}   

Mohs Hardness
9   
4   

Chemical Composition
Al 2 O 3   
CaF2   

Optical Properties >>
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Sapphire and Fluorite Chemical Formula

While comparing Sapphire and Fluorite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Sapphire and Fluorite chemical formula.

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Sapphire and Fluorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Fluorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Fluorite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.00-3.25 whereas that of Fluorite is 3.00-3.25.

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