Sardonyx and Dolomite Physical Properties

Sardonyx

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

2.55-2.702.80-2.95

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Perfect on {10 1 1}, rhombohedral cleavage

1.7 Mohs Hardness

6.5-73.5-4

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sardonyx and Dolomite Chemical Formula

While comparing Sardonyx 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 Sardonyx and Dolomite chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Dolomite- CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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Sardonyx Vs Star Ruby

Sardonyx Vs Sodalite

Sardonyx and Dolomite Specific Gravity

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