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Gahnite and Scolecite Physical Properties


Scolecite and Gahnite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
4.00-4.62   
2.20-2.23   

Fracture
Conchoidal, Uneven   
Irregular/uneven, UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Uneven   

Cleavage
Indistinct parting on [111]   
Perfect on {110} and {1 1 0}   

Mohs Hardness
7.5-8   
5-5.5   

Chemical Composition
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)   
CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Gahnite and Scolecite Chemical Formula

While comparing Gahnite and Scolecite 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 Gahnite and Scolecite chemical formula.

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Gahnite and Scolecite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnite and Scolecite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Scolecite Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 2.20-2.23 whereas that of Scolecite is 2.20-2.23.

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