Precious Opal and Serendibite Physical Properties

Precious Opal

Serendibite

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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

1.98-2.253.43-3.44

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Not Available

None Observed

1.7 Mohs Hardness

5-6.56.5-7

2 10

1.8 Chemical Composition

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

Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Precious Opal and Serendibite Chemical Formula

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

Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
Chemical formula of Serendibite- Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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Precious Opal Vs Sard

Precious Opal Vs Sardonyx

Precious Opal and Serendibite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Precious Opal and Serendibite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Serendibite Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 3.43-3.44 whereas that of Serendibite is 3.43-3.44.