Prasiolite and Pyrophyllite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.65
2.65-2.90
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Gemstones (2009), Flexible Flexible fragments.
Cleavage
3,1
{001} Perfect
Mohs Hardness
7
Not Available
Chemical Composition
SiO 2Ulrich Henn and Claudio C.
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Prasiolite and Pyrophyllite Chemical Formula
While comparing Prasiolite 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 Prasiolite and Pyrophyllite chemical formula.
- Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Prasiolite and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Prasiolite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prasiolite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Prasiolite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.