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Labradorite
Labradorite

Brucite
Brucite



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Labradorite
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Labradorite and Brucite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Sectile
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.69-2.72
2.39
1.5 Fracture
Uneven, Conchoidal, Gems, Sixth Edition (2006)
Irregular
1.6 Cleavage
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
Perfect on {0001}
1.7 Mohs Hardness
6-6.5
2.5
1.8 Chemical Composition
(Na,Ca)1-2Si3-2O8
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Labradorite and Brucite Chemical Formula

While comparing Labradorite 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 Labradorite and Brucite chemical formula.

  • Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8
  • Chemical formula of Brucite- Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Labradorite and Brucite Specific Gravity

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