Hemimorphite and Marcasite Physical Properties

Hemimorphite

Marcasite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.504.80-4.90

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

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

1.6 Cleavage

Perfect on {110}, poor on {101}, {001} rare

{010} Indistinct

1.7 Mohs Hardness

56-6.5

2 10

1.8 Chemical Composition

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Hemimorphite and Marcasite Chemical Formula

While comparing Hemimorphite 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 Hemimorphite and Marcasite chemical formula.

Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Hemimorphite Vs Kornerupine

Hemimorphite Vs Lazurite

Hemimorphite Vs Kyanite Cyprine

Hemimorphite and Marcasite Specific Gravity

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