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Colemanite
Colemanite

Pyrope
Pyrope



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Colemanite
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Pyrope

Colemanite and Pyrope Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.40-2.42
-
{010} Perfect, {001} Distinct
4.5
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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insoluble in water
-
3.62-3.87
Conchoidal
None
7-7.5
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Colemanite and Pyrope Chemical Formula

While comparing Colemanite and Pyrope 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 Colemanite and Pyrope chemical formula.

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Colemanite and Pyrope Specific Gravity

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