Quartz and Smoky Quartz Physical Properties

Quartz

Smoky Quartz

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.65

1.5 Fracture

Conchoidal, Conchoidal, Brittle, Gems

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{0110} Indistinct

1.7 Mohs Hardness

1.8 Chemical Composition

SiO₂

Quartz and Smoky Quartz Chemical Formula

While comparing Quartz 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 Quartz and Smoky Quartz chemical formula.

Chemical formula of Quartz- SiO₂
Chemical formula of Smoky Quartz- SiO₂

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Quartz Vs Kyanite

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Quartz and Smoky Quartz Specific Gravity

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