Anatase and Fire Opal Physical Properties

Anatase

Fire Opal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.82-3.971.97-2.22

1 7.18

1.5 Fracture

Subconchoidal, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Perfect on [001] and [011]

Not Available

1.7 Mohs Hardness

5.5-66-6.5

2 10

1.8 Chemical Composition

TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Anatase and Fire Opal Chemical Formula

While comparing Anatase 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 Anatase and Fire Opal chemical formula.

Chemical formula of Anatase- TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Compare Blue Gemstones

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Anatase and Fire Opal Specific Gravity

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