Chrome-Chalcedony and Pargasite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.55-2.70
3.04-3.26
Fracture
Not Available
Splintery, Brittle, Uneven
Cleavage
Not Available
{110} perfect
Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chrome-Chalcedony and Pargasite Chemical Formula
While comparing Chrome-Chalcedony and Pargasite 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 Pargasite chemical formula.
- Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
- Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chrome-Chalcedony and Pargasite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.