Halite and Smoky Quartz Physical Properties

Halite

Smoky Quartz

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Water-soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.172.65

1 7.18

1.5 Fracture

Conchoidal, Brittle, Metallic

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

1.6 Cleavage

Perfect {001}, three directions cubic

{0110} Indistinct

1.7 Mohs Hardness

2.0-2.57

2 10

1.8 Chemical Composition

NaCl

SiO₂

Halite and Smoky Quartz Chemical Formula

While comparing Halite 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 Halite and Smoky Quartz chemical formula.

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

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Halite and Smoky Quartz Specific Gravity

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