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Mimetite and Faustite Physical Properties


Faustite and Mimetite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
7.10   
2.9   

Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal   

Cleavage
[10 1 1] Imperfect   
{???} Indistinct   

Mohs Hardness
3.5   
4.5   

Chemical Composition
Pb 5(AsO 4) 3ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Mimetite and Faustite Chemical Formula

While comparing Mimetite and Faustite 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 Mimetite and Faustite chemical formula.

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Mimetite and Faustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mimetite and Faustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mimetite and Faustite Optical Properties during the identification of gemstone. Specific gravity of Mimetite is 2.9 whereas that of Faustite is 2.9.

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