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Ettringite and Orthoclase Physical Properties


Orthoclase and Ettringite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Partially soluble in water   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.77   
2.54-2.61   

Fracture
Not Available   
Gems, Uneven   

Cleavage
Perfect on {10 1 0}   
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.   

Mohs Hardness
2-2.5   
6   

Chemical Composition
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)   
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Ettringite and Orthoclase Chemical Formula

While comparing Ettringite and Orthoclase 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 Ettringite and Orthoclase chemical formula.

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Ettringite and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ettringite and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite and Orthoclase Optical Properties during the identification of gemstone. Specific gravity of Ettringite is 2.54-2.61 whereas that of Orthoclase is 2.54-2.61.

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