Dolomite and Rosasite Physical Properties

Dolomite

Rosasite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Poorly soluble in dilute HCl

Effervesces in cold

1.3 Durability

Not Available

1.4 Specific Gravity

2.80-2.954-4.2

1 7.18

1.5 Fracture

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

Splintery

1.6 Cleavage

Perfect on {10 1 1}, rhombohedral cleavage

Perfect on {100} and {010}

1.7 Mohs Hardness

3.5-44

2 10

1.8 Chemical Composition

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

Not Available

Dolomite and Rosasite Chemical Formula

While comparing Dolomite and Rosasite 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 Rosasite 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 Rosasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dolomite and Rosasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dolomite and Rosasite Optical Properties during the identification of gemstone. Specific gravity of Dolomite is 4-4.2 whereas that of Rosasite is 4-4.2.