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Whitlockite and Obsidian Physical Properties


Obsidian and Whitlockite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.12   
2.35-2.60   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle   
Conchoidal, ConchoidalWalter Schumann, Conchoidal   

Cleavage
None   
Not Available   

Mohs Hardness
Not Available   
5-5.5   

Chemical Composition
Ca 9(Mg,Fe2+ )(PO 4) 6(PO 3OH)Anthony et al , Handbook of mineralogy (2001)   
Not Available   

Optical Properties >>
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Whitlockite and Obsidian Chemical Formula

While comparing Whitlockite and Obsidian 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 Whitlockite and Obsidian chemical formula.

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Whitlockite and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Whitlockite and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Whitlockite and Obsidian Optical Properties during the identification of gemstone. Specific gravity of Whitlockite is 2.35-2.60 whereas that of Obsidian is 2.35-2.60.

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