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Chrysoprase
Chrysoprase

Powellite
Powellite



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Chrysoprase
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Powellite

Chrysoprase and Powellite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.58-2.644.23
Amber
1 7.18
1.5 Fracture
Gems, Sixth Edition (2006)
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
None
{111} Distinct
1.7 Mohs Hardness
6.5-73.5-4
Amber
2 10
1.8 Chemical Composition
SiO2 (with a high level of nickel impurities )
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Chrysoprase and Powellite Chemical Formula

While comparing Chrysoprase and Powellite 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 Powellite chemical formula.

  • Chemical formula of Chrysoprase- SiO2 (with a high level of nickel impurities )
  • Chemical formula of Powellite- CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Chrysoprase and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoprase and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoprase and Powellite Optical Properties during the identification of gemstone. Specific gravity of Chrysoprase is 4.23 whereas that of Powellite is 4.23.