Hackmanite 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
2.27-2.33
2
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Uneven, Uneven, Gemstones (2009), Brittle
Cleavage
Not Available
Prismatic {10 1 0}, perfect
Mohs Hardness
5.5-6
2-2.5
Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hackmanite and Cinnabar Chemical Formula
While comparing Hackmanite 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 Hackmanite and Cinnabar chemical formula.
- Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hackmanite and Cinnabar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hackmanite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 2 whereas that of Cinnabar is 2.