Cinnabar and Hemimorphite Physical Properties
Tenacity
Slightly sectile
Brittle
Solubility
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Soluble
Specific Gravity
2
3.30-3.50
Fracture
Uneven
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Prismatic {10 1 0}, perfect
Perfect on {110}, poor on {101}, {001} rare
Chemical Composition
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cinnabar and Hemimorphite Chemical Formula
While comparing Cinnabar and Hemimorphite 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 Cinnabar and Hemimorphite chemical formula.
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cinnabar and Hemimorphite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Cinnabar and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.