Barite and Colemanite Physical Properties

Barite

Colemanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.482.40-2.42

1 7.18

1.5 Fracture

Uneven

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

{010} Perfect, {210} Perfect, {010} Imperfect

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

3-3.54.5

2 10

1.8 Chemical Composition

BaSO4

Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Barite and Colemanite Chemical Formula

While comparing Barite and Colemanite 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 Barite and Colemanite chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Barite and Colemanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Barite and Colemanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Barite and Colemanite Optical Properties during the identification of gemstone. Specific gravity of Barite is 2.40-2.42 whereas that of Colemanite is 2.40-2.42.