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Star Ruby
Star Ruby

Cinnabar
Cinnabar



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Star Ruby
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Cinnabar

Star Ruby and Cinnabar Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Slightly sectile
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
-
2
Uneven
Prismatic {10 1 0}, perfect
2-2.5
HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Star Ruby and Cinnabar Chemical Formula

While comparing Star Ruby 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 Star Ruby and Cinnabar chemical formula.

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Star Ruby and Cinnabar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby Vs Cinnabar during the identification of gemstone. Specific gravity of Star Ruby is whereas that of Cinnabar is .