Sillimanite and Hambergite Physical Properties

Sillimanite

Hambergite

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1 Physical Properties

1.1 Tenacity

Tough

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.262.33-2.37

1 7.18

1.5 Fracture

Splintery

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

{010} perfect

Perfect on {010}, good on {100}

1.7 Mohs Hardness

6-7.57.5

2 10

1.8 Chemical Composition

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

Be 2BO 3(OH)Ulrich Henn and Claudio C.

Sillimanite and Hambergite Chemical Formula

While comparing Sillimanite and Hambergite 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 Sillimanite and Hambergite chemical formula.

Chemical formula of Sillimanite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hambergite- Be 2BO 3(OH)Ulrich Henn and Claudio C.

Compare Blue Gemstones

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Sillimanite Vs Strontium Titanate

Sillimanite Vs Starlite

Sillimanite and Hambergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sillimanite and Hambergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sillimanite and Hambergite Optical Properties during the identification of gemstone. Specific gravity of Sillimanite is 2.33-2.37 whereas that of Hambergite is 2.33-2.37.