Dioptase and Dolomite Physical Properties

Dioptase

Dolomite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Poorly soluble in dilute HCl

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.352.80-2.95

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

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

1.6 Cleavage

Perfect in three directions

Perfect on {10 1 1}, rhombohedral cleavage

1.7 Mohs Hardness

53.5-4

2 10

1.8 Chemical Composition

CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Dioptase and Dolomite Chemical Formula

While comparing Dioptase 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 Dioptase and Dolomite chemical formula.

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

Compare Green Gemstones

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Dioptase Vs Faustite

Dioptase and Dolomite Specific Gravity

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