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Foitite and Malachite Physical Properties


Malachite and Foitite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.17   
3.25-4.10   

Fracture
Handbook of mineralogy (2001)   
Conchoidal, Conchoidal, Gemstones (2009), Uneven   

Cleavage
None   
Perfect on { 2 01} fair on {010}   

Mohs Hardness
7   
3.5-4   

Chemical Composition
Na x[Fe2+2(Al,Fe3+ )]Al 6(BO 3) 3Si 6O 18(OH) 4Anthony et al , Handbook of mineralogy (2001)   
Cu2CO3(OH)2   

Optical Properties >>
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Foitite and Malachite Chemical Formula

While comparing Foitite and Malachite 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 Foitite and Malachite chemical formula.

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Foitite and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Foitite and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Foitite and Malachite Optical Properties during the identification of gemstone. Specific gravity of Foitite is 3.25-4.10 whereas that of Malachite is 3.25-4.10.

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