Halite and Brucite Physical Properties

Halite

Brucite

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1 Physical Properties

1.1 Tenacity

Brittle

Sectile

1.2 Solubility

Water-soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.172.39

1 7.18

1.5 Fracture

Conchoidal, Brittle, Metallic

Irregular

1.6 Cleavage

Perfect {001}, three directions cubic

Perfect on {0001}

1.7 Mohs Hardness

2.0-2.52.5

2 10

1.8 Chemical Composition

NaCl

Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Halite and Brucite Chemical Formula

While comparing Halite and Brucite 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 Brucite chemical formula.

Chemical formula of Halite- NaCl
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Halite and Brucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Halite and Brucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Halite and Brucite Optical Properties during the identification of gemstone. Specific gravity of Halite is 2.39 whereas that of Brucite is 2.39.