Chrome-Chalcedony and Brazilianite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.55-2.70
  
2.98-2.99
  
Fracture
Not Available
  
Conchoidal, Gems
  
Cleavage
Not Available
  
(010) Distinct to good
  
Mohs Hardness
6.5-7
  
5.5
  
Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
  
NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Chrome-Chalcedony and Brazilianite Chemical Formula
While comparing Chrome-Chalcedony and Brazilianite 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 Brazilianite chemical formula.
- Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
- Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chrome-Chalcedony and Brazilianite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Brazilianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Brazilianite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 2.98-2.99 whereas that of Brazilianite is 2.98-2.99.