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Peridot
Peridot

Piemontite
Piemontite



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Peridot
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Piemontite

Peridot and Piemontite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.54-1.55
Conchoidal
Poor
6.5-7
(Mg,Fe)2SiO4
 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)

Peridot and Piemontite Chemical Formula

While comparing Peridot 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 Peridot and Piemontite chemical formula.

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Peridot and Piemontite Specific Gravity

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