Stichtite 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
2.11-2.20
2
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
Uneven, Uneven, Gemstones (2009), Brittle
Cleavage
Perfect on {0001}
Prismatic {10 1 0}, perfect
Mohs Hardness
Not Available
2-2.5
Chemical Composition
Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Stichtite and Cinnabar Chemical Formula
While comparing Stichtite 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 Stichtite and Cinnabar chemical formula.
- Chemical formula of Stichtite- Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Stichtite and Cinnabar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Stichtite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stichtite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Stichtite is 2 whereas that of Cinnabar is 2.