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Pyromorphite and Sapphire Physical Properties


Sapphire and Pyromorphite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
6.5-7.1   
3.95-4.03   

Fracture
Uneven, ConchoidalArthur Thomas, Brittle, Metallic   
Uneven, Uneven, Gems, Sixth Edition (2006)   

Cleavage
Imperfect- [10 1 1]   
None, but may exhibit parting   

Mohs Hardness
3.5-4   
9   

Chemical Composition
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)   
Al 2 O 3   

Optical Properties >>
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Pyromorphite and Sapphire Chemical Formula

While comparing Pyromorphite and Sapphire 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 Pyromorphite and Sapphire chemical formula.

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Pyromorphite and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyromorphite and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyromorphite and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Pyromorphite is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.

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