Quartz and Halite Physical Properties

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

2.65

2.17

1.5 Fracture

Conchoidal, Conchoidal, Brittle, Gems

Conchoidal, Brittle, Metallic

1.6 Cleavage

{0110} Indistinct

Perfect {001}, three directions cubic

1.7 Mohs Hardness

2.0-2.5

1.8 Chemical Composition

SiO₂

NaCl

Quartz and Halite Chemical Formula

While comparing 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 Quartz and Halite chemical formula.

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

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Quartz and Halite Specific Gravity

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