Vishnevite and Dolomite Physical Properties

Vishnevite

Dolomite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Poorly soluble in dilute HCl

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.80-2.95

1 7.18

1.5 Fracture

Brittle, Uneven

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Perfect

Perfect on {10 1 1}, rhombohedral cleavage

1.7 Mohs Hardness

5-63.5-4

2 10

1.8 Chemical Composition

Not Available

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

Vishnevite and Dolomite Chemical Formula

While comparing Vishnevite and Dolomite 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 Vishnevite and Dolomite chemical formula.

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

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Vishnevite and Dolomite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vishnevite and Dolomite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vishnevite and Dolomite Optical Properties during the identification of gemstone. Specific gravity of Vishnevite is 2.80-2.95 whereas that of Dolomite is 2.80-2.95.