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Sinhalite
Sinhalite

Obsidian
Obsidian



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Sinhalite
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Obsidian

Sinhalite and Obsidian Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.46-3.502.35-2.60
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Conchoidal, ConchoidalWalter Schumann, Conchoidal
1.6 Cleavage
Not Available
Not Available
1.7 Mohs Hardness
6-75-5.5
Amber
2 10
1.8 Chemical Composition
MgAlBO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Sinhalite and Obsidian Chemical Formula

While comparing Sinhalite 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 Sinhalite and Obsidian chemical formula.

  • Chemical formula of Sinhalite- MgAlBO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Sinhalite and Obsidian Specific Gravity

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