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Jeremejevite and Andalusite Physical Properties


Andalusite and Jeremejevite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.28-3.31   
3.05-3.21   

Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)   

Cleavage
None observed   
Good on {110}, poor on {100}   

Mohs Hardness
6.5-7.5   
7.5   

Chemical Composition
Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.   
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006) More from other references   

Optical Properties >>
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Jeremejevite and Andalusite Chemical Formula

While comparing Jeremejevite and Andalusite 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 Jeremejevite and Andalusite chemical formula.

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Jeremejevite and Andalusite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jeremejevite and Andalusite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jeremejevite and Andalusite Optical Properties during the identification of gemstone. Specific gravity of Jeremejevite is 3.05-3.21 whereas that of Andalusite is 3.05-3.21.

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