Amazonite and Cinnabar Physical Properties
Tenacity
Not Available
Slightly sectile
Solubility
Not Available
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Durability
Not Available
Not Available
Specific Gravity
2.55-2.57
2
Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Uneven, Uneven, Gemstones (2009), Brittle
Cleavage
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
Prismatic {10 1 0}, perfect
Mohs Hardness
6-6.5
2-2.5
Chemical Composition
KAlSi3O8
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Amazonite and Cinnabar Chemical Formula
While comparing Amazonite and Cinnabar 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 Amazonite and Cinnabar chemical formula.
- Chemical formula of Amazonite- KAlSi3O8
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Amazonite and Cinnabar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Amazonite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 2 whereas that of Cinnabar is 2.