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Hemimorphite
Hemimorphite

Star Ruby
Star Ruby



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Hemimorphite
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Star Ruby

Hemimorphite and Star Ruby Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Soluble
-

Durability

-
-

Specific Gravity

3.30-3.503.95-4.10
1 7.18
👆🏻

Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven

Cleavage

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

Mohs Hardness

5-9999
2 10
👆🏻

Chemical Composition

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

Hemimorphite and Star Ruby Chemical Formula

While comparing Hemimorphite 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 Hemimorphite and Star Ruby chemical formula.

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

Hemimorphite and Star Ruby Specific Gravity

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