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Marcasite
Marcasite
☒

Brazilianite
Brazilianite
☒



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Marcasite
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Brazilianite

Marcasite and Brazilianite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.80-4.90
Uneven
{010} Indistinct
6-6.5
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
2.98-2.99
Conchoidal
(010) Distinct to good
5.5
NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Marcasite and Brazilianite Chemical Formula

While comparing Marcasite and Brazilianite 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 Brazilianite chemical formula.

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Marcasite and Brazilianite Specific Gravity

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