Dioptase and Chrysoprase Physical Properties

Dioptase

Chrysoprase

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.35

2.58-2.64

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

Perfect in three directions

None

1.7 Mohs Hardness

6.5-7

1.8 Chemical Composition

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

SiO₂ (with a high level of nickel impurities )

Dioptase and Chrysoprase Chemical Formula

While comparing Dioptase and Chrysoprase 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 Chrysoprase chemical formula.

Chemical formula of Dioptase- CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )

Compare Green Gemstones

Dioptase Vs Faustite

Dioptase Vs Feldspar

Dioptase Vs Euclase

Dioptase and Chrysoprase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dioptase and Chrysoprase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dioptase and Chrysoprase Optical Properties during the identification of gemstone. Specific gravity of Dioptase is 2.58-2.64 whereas that of Chrysoprase is 2.58-2.64.