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Gahnite
Gahnite

Smoky Quartz
Smoky Quartz



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Gahnite
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Smoky Quartz

Gahnite and Smoky Quartz Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.00-4.622.65
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Indistinct parting on [111]
{0110} Indistinct
1.7 Mohs Hardness
7.5-87
Amber
2 10
1.8 Chemical Composition
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)
SiO2

Gahnite and Smoky Quartz Chemical Formula

While comparing Gahnite and Smoky Quartz 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 Gahnite and Smoky Quartz chemical formula.

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

Gahnite and Smoky Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 2.65 whereas that of Smoky Quartz is 2.65.