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Obsidian
Obsidian
☒

Yttrium Aluminium Garnet
Yttrium Aluminium Garnet
☒



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Obsidian
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Yttrium Aluminium Garnet

Obsidian and Yttrium Aluminium Garnet 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
 
-
-
-
4.55
-
Indiscernible
8-8.5
Y 3Al 5O 12Ulrich Henn and Claudio C.

Obsidian and Yttrium Aluminium Garnet Chemical Formula

While comparing Obsidian and Yttrium Aluminium Garnet 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 Yttrium Aluminium Garnet chemical formula.

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Obsidian and Yttrium Aluminium Garnet Specific Gravity

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