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Nosean and Obsidian Physical Properties


Obsidian and Nosean Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.30-2.40   
2.35-2.60   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   
Conchoidal, ConchoidalWalter Schumann, Conchoidal   

Cleavage
{110} Perfect   
Not Available   

Mohs Hardness
Not Available   
5-5.5   

Chemical Composition
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)   
Not Available   

Optical Properties >>
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Nosean and Obsidian Chemical Formula

While comparing Nosean and Obsidian 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 Nosean and Obsidian chemical formula.

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Nosean and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nosean and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nosean and Obsidian Optical Properties during the identification of gemstone. Specific gravity of Nosean is 2.35-2.60 whereas that of Obsidian is 2.35-2.60.

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