Chrysoprase and Cerussite Physical Properties

Chrysoprase

Cerussite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.646.46-6.57

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

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

1.6 Cleavage

None

Good [110] and [021]

1.7 Mohs Hardness

6.5-73-3.5

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chrysoprase and Cerussite Chemical Formula

While comparing Chrysoprase and Cerussite 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 Chrysoprase and Cerussite chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrysoprase and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.