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Charoite
Charoite

Powellite
Powellite



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Charoite
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Powellite

Charoite 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
2.54-2.784.23
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
Good in three directions
{111} Distinct
1.7 Mohs Hardness
5-63.5-4
Amber
2 10
1.8 Chemical Composition
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Charoite and Powellite Chemical Formula

While comparing Charoite 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 Charoite and Powellite chemical formula.

  • Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Powellite- CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Charoite and Powellite Specific Gravity

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