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Marcasite
Marcasite

Uvite
Uvite



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Marcasite
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Uvite

Marcasite and Uvite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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4.80-4.90
Uneven
{010} Indistinct
6-6.5
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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2.97-3.14
Uneven, Conchoidal
{1011} Indistinct
-9999
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Marcasite and Uvite Chemical Formula

While comparing Marcasite and Uvite 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 Marcasite and Uvite chemical formula.

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Marcasite and Uvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marcasite and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marcasite Vs Uvite during the identification of gemstone. Specific gravity of Marcasite is whereas that of Uvite is .