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Bloodstone
Bloodstone

Gahnite
Gahnite



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Bloodstone
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Gahnite

Bloodstone and Gahnite 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
2.63-2.654.00-4.62
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Uneven
1.6 Cleavage
Indiscernible
Indistinct parting on [111]
1.7 Mohs Hardness
77.5-8
Amber
2 10
1.8 Chemical Composition
SiO2
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Bloodstone and Gahnite Chemical Formula

While comparing Bloodstone and Gahnite 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 Bloodstone and Gahnite chemical formula.

  • Chemical formula of Bloodstone- SiO2
  • Chemical formula of Gahnite- ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Bloodstone and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Bloodstone is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.