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Star Ruby
Star Ruby

Hemimorphite
Hemimorphite



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Star Ruby
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Hemimorphite

Star Ruby and Hemimorphite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

3.95-4.103.30-3.50
1 7.18
👆🏻

Fracture

Uneven
Uneven, ConchoidalWalter Schumann, Conchoidal

Cleavage

None
Perfect on {110}, poor on {101}, {001} rare

Mohs Hardness

-99995
2 10
👆🏻

Chemical Composition

Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Star Ruby and Hemimorphite Chemical Formula

While comparing Star Ruby and Hemimorphite 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 Hemimorphite chemical formula.

  • Chemical formula of Star Ruby- Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Star Ruby and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Star Ruby is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.