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Elbaite
Elbaite

Brucite
Brucite



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Elbaite
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Brucite

Elbaite and Brucite Physical Properties

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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
2.90-3.102.39
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Irregular
1.6 Cleavage
Poor/indistinct on {1120} and {1011}
Perfect on {0001}
1.7 Mohs Hardness
72.5
Amber
2 10
1.8 Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Elbaite and Brucite Chemical Formula

While comparing Elbaite 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 Elbaite and Brucite chemical formula.

  • Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
  • Chemical formula of Brucite- Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Elbaite and Brucite Specific Gravity

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