Uvarovite and Fire Opal Physical Properties

Uvarovite

Fire Opal

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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

3.771.97-2.22

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle, Metallic, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

6.5-7.56-6.5

2 10

1.8 Chemical Composition

Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

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

Uvarovite and Fire Opal Chemical Formula

While comparing Uvarovite 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 Uvarovite and Fire Opal chemical formula.

Chemical formula of Uvarovite- Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Uvarovite and Fire Opal Specific Gravity

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