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Poldervaartite
Poldervaartite

Charoite
Charoite



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Poldervaartite
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Charoite

Poldervaartite 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
2.912.54-2.78
Amber
1 7.18
1.5 Fracture
Handbook of mineralogy (2001)
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
None
Good in three directions
1.7 Mohs Hardness
Not Available5-6
Amber
2 10
1.8 Chemical Composition
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Poldervaartite and Charoite Chemical Formula

While comparing Poldervaartite 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 Poldervaartite and Charoite chemical formula.

  • Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
  • Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Poldervaartite and Charoite Specific Gravity

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