Charoite and Pyrophyllite Physical Properties
Specific Gravity
2.54-2.78
2.65-2.90
Cleavage
Good in three directions
{001} Perfect
Chemical Composition
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Charoite and Pyrophyllite Chemical Formula
While comparing Charoite and Pyrophyllite 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 Pyrophyllite chemical formula.
- Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Charoite and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Charoite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charoite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Charoite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.