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Amethyst
Amethyst

Smoky Quartz
Smoky Quartz



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Amethyst
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Smoky Quartz

Amethyst and Smoky Quartz Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
insoluble in common solvents
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.652.65
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Indiscernible
{0110} Indistinct
1.7 Mohs Hardness
77
Amber
2 10
1.8 Chemical Composition
SiO2
SiO2

Amethyst and Smoky Quartz Chemical Formula

While comparing Amethyst 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 Amethyst and Smoky Quartz chemical formula.

  • Chemical formula of Amethyst- SiO2
  • Chemical formula of Smoky Quartz- SiO2

Amethyst and Smoky Quartz Specific Gravity

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