Chrome-Chalcedony and Pyrophyllite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.55-2.70
2.65-2.90
Fracture
Not Available
Gemstones (2009), Flexible Flexible fragments.
Cleavage
Not Available
{001} Perfect
Mohs Hardness
6.5-7
Not Available
Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chrome-Chalcedony and Pyrophyllite Chemical Formula
While comparing Chrome-Chalcedony 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 Chrome-Chalcedony and Pyrophyllite chemical formula.
- Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chrome-Chalcedony and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.