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Helenite
Helenite

Piemontite
Piemontite



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Helenite
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Piemontite

Helenite and Piemontite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Indiscernible
-9999
SiO2
 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)

Helenite and Piemontite Chemical Formula

While comparing Helenite 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 Helenite and Piemontite chemical formula.

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Helenite and Piemontite Specific Gravity

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