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Hanksite and Andalusite Physical Properties


Andalusite and Hanksite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Readily soluble in water   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.562   
3.05-3.21   

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

Cleavage
Good on {0001}   
Good on {110}, poor on {100}   

Mohs Hardness
3-3.5   
7.5   

Chemical Composition
KNa22(SO4)9(CO3)2Cl   
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006) More from other references   

Optical Properties >>
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Hanksite and Andalusite Chemical Formula

While comparing Hanksite 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 Hanksite and Andalusite chemical formula.

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Hanksite and Andalusite Specific Gravity

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

Green Gemstones

Green Gemstones


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