Scorodite and Sillimanite Physical Properties

Scorodite

Sillimanite

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1 Physical Properties

1.1 Tenacity

Not Available

Tough

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.20-3.26

1 7.18

1.5 Fracture

Sub-Conchoidal, Splintery

Splintery

1.6 Cleavage

{201} Imperfect, {100} Poor, {001} Poor

{010} perfect

1.7 Mohs Hardness

3.5-46-7.5

2 10

1.8 Chemical Composition

Not Available

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

Scorodite and Sillimanite Chemical Formula

While comparing Scorodite 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 Scorodite and Sillimanite chemical formula.

Chemical formula of Sillimanite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

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Scorodite and Sillimanite Specific Gravity

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