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Dioptase and Poldervaartite Physical Properties


Poldervaartite and Dioptase Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.25-3.35   
2.91   

Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   
Handbook of mineralogy (2001)   

Cleavage
Perfect in three directions   
None   

Mohs Hardness
5   
Not Available   

Chemical Composition
CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)   

Optical Properties >>
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Dioptase and Poldervaartite Chemical Formula

While comparing Dioptase and Poldervaartite 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 Dioptase and Poldervaartite chemical formula.

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Dioptase and Poldervaartite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dioptase and Poldervaartite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dioptase and Poldervaartite Optical Properties during the identification of gemstone. Specific gravity of Dioptase is 2.91 whereas that of Poldervaartite is 2.91.

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