Cordierite Iolite and Brucite Physical Properties

Cordierite Iolite

Brucite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.56-2.662.39

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

Irregular

1.6 Cleavage

Not Available

Perfect on {0001}

1.7 Mohs Hardness

7-7.52.5

2 10

1.8 Chemical Composition

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

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

Cordierite Iolite and Brucite Chemical Formula

While comparing Cordierite Iolite 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 Cordierite Iolite and Brucite chemical formula.

Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Cordierite Iolite Vs Falcons Eye

Cordierite Iolite Vs Dumortierite

Cordierite Iolite Vs Elbaite

Cordierite Iolite and Brucite Specific Gravity

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