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Obsidian
Obsidian

Simpsonite
Simpsonite



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Obsidian
X
Simpsonite

Obsidian and Simpsonite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.35-2.60
Conchoidal, ConchoidalWalter Schumann
None
5-5.5
SiO2
 
-
-
-
-9999
Conchoidal
None
7-7.5
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Obsidian and Simpsonite Chemical Formula

While comparing Obsidian and Simpsonite 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 Simpsonite chemical formula.

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Obsidian and Simpsonite Specific Gravity

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