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Obsidian and Catapleiite Physical Properties


Catapleiite and Obsidian Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.35-2.60   
2.72   

Fracture
Conchoidal, ConchoidalWalter Schumann, Conchoidal   
Brittle, Metallic, Brittle, Metallic   

Cleavage
Not Available   
{110} Perfect, {010} Perfect   

Mohs Hardness
5-5.5   
5-6   

Chemical Composition
Not Available   
Na 2ZrSi 3O 9 · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Obsidian and Catapleiite Chemical Formula

While comparing Obsidian and Catapleiite 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 Obsidian and Catapleiite chemical formula.

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Obsidian and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 2.72 whereas that of Catapleiite is 2.72.

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