Smoky Quartz and Halite Physical Properties

Smoky Quartz

Halite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Water-soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.17

1 7.18

1.5 Fracture

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

Conchoidal, Brittle, Metallic

1.6 Cleavage

{0110} Indistinct

Perfect {001}, three directions cubic

1.7 Mohs Hardness

72.0-2.5

2 10

1.8 Chemical Composition

SiO₂

NaCl

Smoky Quartz and Halite Chemical Formula

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

Chemical formula of Smoky Quartz- SiO₂
Chemical formula of Halite- NaCl

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Smoky Quartz and Halite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Halite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Halite Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 2.17 whereas that of Halite is 2.17.