Chrome-Chalcedony and Gypsum Physical Properties
Tenacity
Not Available
Flexible
Solubility
Not Available
Soluble
Durability
Not Available
Not Available
Specific Gravity
2.55-2.70
2.20-2.40
Fracture
Not Available
Conchoidal, Splintery, Fibrous, UnevenArthur Thomas, Gemstones (2009)
Cleavage
Not Available
Perfect on {010}, distinct on {100}
Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)
Chrome-Chalcedony and Gypsum Chemical Formula
While comparing Chrome-Chalcedony and Gypsum 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 Gypsum chemical formula.
- Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
- Chemical formula of Gypsum- CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)
Chrome-Chalcedony and Gypsum Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Gypsum Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Gypsum Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 2.20-2.40 whereas that of Gypsum is 2.20-2.40.