Dolomite and Riebeckite Physical Properties

Dolomite

Riebeckite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Poorly soluble in dilute HCl

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.80-2.953.28-3.44

1 7.18

1.5 Fracture

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

Uneven, Splintery, Brittle

1.6 Cleavage

Perfect on {10 1 1}, rhombohedral cleavage

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

1.7 Mohs Hardness

3.5-45.0-6.0

2 10

1.8 Chemical Composition

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

Not Available

Dolomite and Riebeckite Chemical Formula

While comparing Dolomite and Riebeckite 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 Riebeckite chemical formula.

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

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Dolomite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dolomite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dolomite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Dolomite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.