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Albite
Albite

Obsidian
Obsidian



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Albite
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Obsidian

Albite and Obsidian Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.60-2.652.35-2.60
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
Conchoidal, ConchoidalWalter Schumann, Conchoidal
1.6 Cleavage
Perfect on {001}, very good on {010}, imperfect on {110}
Not Available
1.7 Mohs Hardness
6-6.55-5.5
Amber
2 10
1.8 Chemical Composition
NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
Not Available

Albite and Obsidian Chemical Formula

While comparing Albite 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 Albite and Obsidian chemical formula.

  • Chemical formula of Albite- NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
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Albite and Obsidian Specific Gravity

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