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Prase
Prase

Topaz
Topaz



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Prase
X
Topaz

Prase and Topaz Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.64-2.69
-
None
7
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
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3.49-3.57
Subconchoidal, Uneven, Conchoidal
[001] Perfect
8
Al2SiO4(F,OH)2

Prase and Topaz Chemical Formula

While comparing Prase and Topaz 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 Prase and Topaz chemical formula.

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Prase and Topaz Specific Gravity

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