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Topaz
Topaz

Piemontite
Piemontite



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Topaz
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Piemontite

Topaz and Piemontite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.49-3.57
Subconchoidal, Uneven, Conchoidal
[001] Perfect
8
Al2SiO4(F,OH)2
 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)

Topaz and Piemontite Chemical Formula

While comparing Topaz and Piemontite 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 Topaz and Piemontite chemical formula.

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Topaz and Piemontite Specific Gravity

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