Chrysocolla and Pyrophyllite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.00-2.45
2.65-2.90
Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Gemstones (2009), Flexible Flexible fragments.
Cleavage
none
{001} Perfect
Mohs Hardness
2-4
Not Available
Chemical Composition
Cu2H2Si2O5(OH)4
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chrysocolla and Pyrophyllite Chemical Formula
While comparing Chrysocolla 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 Chrysocolla and Pyrophyllite chemical formula.
- Chemical formula of Chrysocolla- Cu2H2Si2O5(OH)4
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chrysocolla and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrysocolla and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.