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Colemanite
Colemanite

Plumbogummite
Plumbogummite



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Colemanite
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Plumbogummite

Colemanite and Plumbogummite Physical Properties

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
 
Brittle
Soluble
-
4.014
Uneven, Conchoidal
None
4-5
PbAl3(PO4)(SO4)(OH)6

Colemanite and Plumbogummite Chemical Formula

While comparing Colemanite and Plumbogummite 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 Plumbogummite chemical formula.

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Colemanite and Plumbogummite Specific Gravity

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