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Piemontite
Piemontite

Serandite
Serandite



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Piemontite
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Serandite

Piemontite and Serandite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)
 
-
-
-
3.52
-
{100} Perfect, {001} Perfect
5-5.5
Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael O’Donoghue , Gems, Sixth Edition (2006)

Piemontite and Serandite Chemical Formula

While comparing Piemontite and Serandite 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 Piemontite and Serandite chemical formula.

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Piemontite and Serandite Specific Gravity

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