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Star Ruby
Star Ruby

Hibschite
Hibschite



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Star Ruby
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Hibschite

Star Ruby and Hibschite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.95-4.103.05-3.08
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Uneven, Uneven, Irregular, Management Team (2012), Conchoidal, Brittle
1.6 Cleavage
Not Available
None
1.7 Mohs Hardness
Not Available6.5
Amber
2 10
1.8 Chemical Composition
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)

Star Ruby and Hibschite Chemical Formula

While comparing Star Ruby and Hibschite 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 Hibschite chemical formula.

  • Chemical formula of Star Ruby- Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Hibschite- Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)

Star Ruby and Hibschite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Hibschite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby and Hibschite Optical Properties during the identification of gemstone. Specific gravity of Star Ruby is 3.05-3.08 whereas that of Hibschite is 3.05-3.08.