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Pargasite
Pargasite

Charoite
Charoite



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Pargasite
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Charoite

Pargasite and Charoite 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
3.04-3.262.54-2.78
Amber
1 7.18
1.5 Fracture
Splintery, Brittle, Uneven
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{110} perfect
Good in three directions
1.7 Mohs Hardness
5-65-6
Amber
2 10
1.8 Chemical Composition
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pargasite and Charoite Chemical Formula

While comparing Pargasite and Charoite 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 Pargasite and Charoite chemical formula.

  • Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pargasite and Charoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pargasite and Charoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pargasite and Charoite Optical Properties during the identification of gemstone. Specific gravity of Pargasite is 2.54-2.78 whereas that of Charoite is 2.54-2.78.