Hollandite 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
Fracture
Brittle, Metallic
Uneven, Uneven, Gemstones (2009), Brittle
Cleavage
Distinct / Good, Prismatic
Prismatic {10 1 0}, perfect
Chemical Composition
Ba(Mn++++,Mn++)8O16
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hollandite and Cinnabar Chemical Formula
While comparing Hollandite 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 Hollandite and Cinnabar chemical formula.
- Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hollandite and Cinnabar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hollandite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 2 whereas that of Cinnabar is 2.