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Prehnite and Omphacite Physical Properties


Omphacite and Prehnite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.80-2.95   
3.16-3.43   

Fracture
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic   
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   

Cleavage
Distinct on [001]   
{110} Good, {110} Good   

Mohs Hardness
6-6.5   
5-6   

Chemical Composition
Ca2Al2Si3O12(OH)   
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)   

Optical Properties >>
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Prehnite and Omphacite Chemical Formula

While comparing Prehnite and Omphacite 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 Prehnite and Omphacite chemical formula.

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Prehnite and Omphacite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prehnite and Omphacite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prehnite and Omphacite Optical Properties during the identification of gemstone. Specific gravity of Prehnite is 3.16-3.43 whereas that of Omphacite is 3.16-3.43.

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