Dolomite and Phosgenite Physical Properties

Dolomite

Phosgenite

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Physical Properties

Tenacity

Brittle

Sectile

Solubility

Poorly soluble in dilute HCl

Soluble

Durability

Specific Gravity

2.80-2.956.13

1 7.18

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Fracture

Conchoidal

Cleavage

Perfect on {10 1 1}, rhombohedral cleavage

Distinct on {001} and {110}, indistinct on {100}

Mohs Hardness

3.5-42-3

2 10

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Chemical Composition

CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Dolomite and Phosgenite Chemical Formula

While comparing Dolomite and Phosgenite 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 Dolomite and Phosgenite chemical formula.

Chemical formula of Dolomite- CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Phosgenite- Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Dolomite and Phosgenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dolomite and Phosgenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dolomite and Phosgenite Optical Properties during the identification of gemstone. Specific gravity of Dolomite is 6.13 whereas that of Phosgenite is 6.13.