Moissanite and Fire Opal Physical Properties

Moissanite

Fire Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.17-3.241.97-2.22

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

(0001) indistinct

Not Available

1.7 Mohs Hardness

9-9.56-6.5

2 10

1.8 Chemical Composition

SiCArthur Thomas , Gemstones (2009)

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Moissanite and Fire Opal Chemical Formula

While comparing Moissanite and Fire Opal 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 Moissanite and Fire Opal chemical formula.

Chemical formula of Moissanite- SiCArthur Thomas , Gemstones (2009)
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Moissanite and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moissanite and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moissanite and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Moissanite is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.