Rhodolite and Marcasite Physical Properties

Rhodolite

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

3.844.80-4.90

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

none, may show indistinct parting

{010} Indistinct

1.7 Mohs Hardness

7-7.56-6.5

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

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

Rhodolite and Marcasite Chemical Formula

While comparing Rhodolite 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 Rhodolite and Marcasite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodolite and Marcasite Specific Gravity

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