Uvite and Marcasite Physical Properties

Uvite

Marcasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.144.80-4.90

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

{1011} Indistinct

{010} Indistinct

1.7 Mohs Hardness

Not Available6-6.5

2 10

1.8 Chemical Composition

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Uvite and Marcasite Chemical Formula

While comparing Uvite and Marcasite 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 Uvite and Marcasite chemical formula.

Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

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Uvite Vs Yttrium Aluminium Garnet

Uvite Vs Wulfenite

Uvite and Marcasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Marcasite Optical Properties during the identification of gemstone. Specific gravity of Uvite is 4.80-4.90 whereas that of Marcasite is 4.80-4.90.