Chrysoprase and Zincite Physical Properties

Chrysoprase

Zincite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.645.50-5.90

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

None

On {10 1 0}, perfect; parting on {000 1 }

1.7 Mohs Hardness

6.5-74

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

Chrysoprase and Zincite Chemical Formula

While comparing Chrysoprase and Zincite 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 Zincite chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Chrysoprase and Zincite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Zincite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Zincite Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 5.50-5.90 whereas that of Zincite is 5.50-5.90.