Chrysoprase and Wulfenite Physical Properties

Chrysoprase

Wulfenite

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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

2.58-2.646.50-7.00

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Irregular, Brittle, Conchoidal

1.6 Cleavage

None

On {011}, distinct; on {001}, {013}, indistinct

1.7 Mohs Hardness

6.5-73

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

PbMoO 4Walter Schumann , Gemstones of the world (2001)

Chrysoprase and Wulfenite Chemical Formula

While comparing Chrysoprase and Wulfenite 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 Wulfenite chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Chrysoprase and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.