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Datolite and Oligoclase Physical Properties


Oligoclase and Datolite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.90-3.00   
2.62-2.67   

Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic   
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven   

Cleavage
None   
From the Greek, oligos and kasein, little cleavage.   

Mohs Hardness
5-5.5   
6-6.5   

Chemical Composition
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Datolite and Oligoclase Chemical Formula

While comparing Datolite and Oligoclase 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 Datolite and Oligoclase chemical formula.

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Datolite and Oligoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Datolite and Oligoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Datolite and Oligoclase Optical Properties during the identification of gemstone. Specific gravity of Datolite is 2.62-2.67 whereas that of Oligoclase is 2.62-2.67.

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