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Holmquistite
Holmquistite

Sheen Obsidian
Sheen Obsidian



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Holmquistite
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Sheen Obsidian

Holmquistite and Sheen Obsidian Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.95-3.13
-
{210} Perfect
5-6
Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
 
-
-
-
2.33-2.50
Conchoidal
None
5-5.5
Volcanic glass

Holmquistite and Sheen Obsidian Chemical Formula

While comparing Holmquistite and Sheen 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 Holmquistite and Sheen Obsidian chemical formula.

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Holmquistite and Sheen Obsidian Specific Gravity

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