Chrysoprase and Pearl Physical Properties

Chrysoprase

Pearl

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.642.60-2.85

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

none

1.7 Mohs Hardness

6.5-72.5-4.5

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

Not Available

Chrysoprase and Pearl Chemical Formula

While comparing Chrysoprase and Pearl 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 Pearl chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )

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Chrysoprase and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Pearl Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 2.60-2.85 whereas that of Pearl is 2.60-2.85.