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Sillimanite
Sillimanite

Fluor buergerite
Fluor buergerite



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Sillimanite
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Fluor buergerite

Sillimanite and Fluor buergerite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Tough
-
-
3.20-3.26
Splintery
{010} perfect
6-7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.31
-
Indiscernible
-9999
NaFe 3+ 3 Al 6 (BO 3 ) 3 Si 6 O 18 (O,F,OH) 4 Anthony et al, Handbook of mineralogy (2001)

Sillimanite and Fluor buergerite Chemical Formula

While comparing Sillimanite and Fluor buergerite 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 Fluor buergerite chemical formula.

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Sillimanite and Fluor buergerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sillimanite and Fluor buergerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sillimanite Vs Fluor buergerite during the identification of gemstone. Specific gravity of Sillimanite is whereas that of Fluor buergerite is .