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Schorl and Cuprite Physical Properties


Cuprite and Schorl Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.18-3.22   
5.85-6.15   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal   

Cleavage
{1011} Indistinct   
Fair in four directions forming octahedrons   

Mohs Hardness
Not Available   
3.5-4   

Chemical Composition
Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   
Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Schorl and Cuprite Chemical Formula

While comparing Schorl and Cuprite 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 Schorl and Cuprite chemical formula.

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Schorl and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Schorl and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Schorl and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Schorl is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.

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