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Hbnerite
Hbnerite

Star Ruby
Star Ruby



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Hbnerite
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Star Ruby

Hbnerite and Star Ruby Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

7.12-7.183.95-4.10
1 7.18
👆🏻

Fracture

-
Uneven

Cleavage

Perfect
None

Mohs Hardness

4-4.5-9999
2 10
👆🏻

Chemical Composition

MnWO4
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Hbnerite and Star Ruby Chemical Formula

While comparing Hbnerite and Star Ruby 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 Hbnerite and Star Ruby chemical formula.

  • Chemical formula of Hbnerite- MnWO4
  • Chemical formula of Star Ruby- Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Hbnerite and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hbnerite and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hbnerite and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Hbnerite is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.