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Brucite
Brucite

Iddingsite
Iddingsite



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Brucite
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Iddingsite

Brucite and Iddingsite Physical Properties

1 Physical Properties
1.1 Tenacity
Sectile
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.392.5-2.8
Amber
1 7.18
1.5 Fracture
Irregular
Not Available
1.6 Cleavage
Perfect on {0001}
{???} Perfect
1.7 Mohs Hardness
2.53
Amber
2 10
1.8 Chemical Composition
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
MgO.Fe2O3.3SiO2•4(H2O)

Brucite and Iddingsite Chemical Formula

While comparing Brucite and Iddingsite 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 Iddingsite chemical formula.

  • Chemical formula of Brucite- Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)

Brucite and Iddingsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brucite and Iddingsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brucite and Iddingsite Optical Properties during the identification of gemstone. Specific gravity of Brucite is 2.5-2.8 whereas that of Iddingsite is 2.5-2.8.