Brucite and Halite Physical Properties

Brucite

Halite

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1 Physical Properties

1.1 Tenacity

Sectile

Brittle

1.2 Solubility

Not Available

Water-soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.392.17

1 7.18

1.5 Fracture

Irregular

Conchoidal, Brittle, Metallic

1.6 Cleavage

Perfect on {0001}

Perfect {001}, three directions cubic

1.7 Mohs Hardness

2.52.0-2.5

2 10

1.8 Chemical Composition

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

NaCl

Brucite and Halite Chemical Formula

While comparing Brucite 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 Brucite and Halite chemical formula.

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

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Brucite and Halite Specific Gravity

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