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Star Ruby
Star Ruby

Shigaite
Shigaite



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Star Ruby
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Shigaite

Star Ruby and Shigaite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Moderately flexible
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.95-4.102.32
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Flexible Flexible fragments.
1.6 Cleavage
Not Available
Perfect on {0001}
1.7 Mohs Hardness
Not Available2
Amber
2 10
1.8 Chemical Composition
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
Not Available

Star Ruby and Shigaite Chemical Formula

While comparing Star Ruby and Shigaite 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 Shigaite chemical formula.

  • Chemical formula of Star Ruby- Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
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Star Ruby and Shigaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Star Ruby is 2.32 whereas that of Shigaite is 2.32.