Baddeleyite and Precious Opal Physical Properties

Baddeleyite

Precious 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

5.5-6.01.98-2.25

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references

1.6 Cleavage

{001} Distinct

Not Available

1.7 Mohs Hardness

6.55-6.5

2 10

1.8 Chemical Composition

ZrO 2Arthur Thomas , Gemstones (2009)

SiO 2 · nH 2OGemdat.org , Management Team (2012)

Baddeleyite and Precious Opal Chemical Formula

While comparing Baddeleyite and Precious 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 Baddeleyite and Precious Opal chemical formula.

Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

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Baddeleyite and Precious Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Baddeleyite and Precious Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Baddeleyite and Precious Opal Optical Properties during the identification of gemstone. Specific gravity of Baddeleyite is 1.98-2.25 whereas that of Precious Opal is 1.98-2.25.