Common Opal and Serendibite Physical Properties

Common 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

1.98-2.503.43-3.44

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

None Observed

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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

Common Opal and Serendibite Chemical Formula

While comparing Common 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 Common Opal and Serendibite chemical formula.

Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
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

Common Opal Vs Dumortierite

Common Opal Vs Diamond

Common Opal Vs Dravite

Common Opal and Serendibite Specific Gravity

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