Clintonite and Sillimanite Physical Properties

Clintonite

Sillimanite

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1 Physical Properties

1.1 Tenacity

Brittle

Tough

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.13.20-3.26

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Splintery

1.6 Cleavage

Perfect on {001}

{010} perfect

1.7 Mohs Hardness

3.56-7.5

2 10

1.8 Chemical Composition

Ca(Mg,Al)3(Al3Si)O10(OH)2

Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

Clintonite and Sillimanite Chemical Formula

While comparing Clintonite and Sillimanite 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 Clintonite and Sillimanite chemical formula.

Chemical formula of Clintonite- Ca(Mg,Al)3(Al3Si)O10(OH)2
Chemical formula of Sillimanite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

Clintonite Vs Hauyne

Clintonite Vs Gyrolite

Clintonite Vs Hanksite

Clintonite and Sillimanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Clintonite and Sillimanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Clintonite and Sillimanite Optical Properties during the identification of gemstone. Specific gravity of Clintonite is 3.20-3.26 whereas that of Sillimanite is 3.20-3.26.