Chrysoprase and Colemanite Physical Properties

Chrysoprase

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

2.58-2.642.40-2.42

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

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

1.6 Cleavage

None

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

6.5-74.5

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

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

Chrysoprase and Colemanite Chemical Formula

While comparing Chrysoprase 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 Chrysoprase and Colemanite chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrysoprase and Colemanite Specific Gravity

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