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Prehnite and Glaucophane Physical Properties


Glaucophane 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   
3-3.15   

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

Cleavage
Distinct on [001]   
Good on [110] and on [001]   

Mohs Hardness
6-6.5   
6.0-6.5   

Chemical Composition
Ca2Al2Si3O12(OH)   
[ ]Na2(Mg3Al2)Si8O22(OH)2   

Optical Properties >>
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Prehnite and Glaucophane Chemical Formula

While comparing Prehnite and Glaucophane 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 Glaucophane chemical formula.

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Prehnite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prehnite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prehnite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Prehnite is 3-3.15 whereas that of Glaucophane is 3-3.15.

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