Serendibite and Precious Opal Physical Properties

Serendibite

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

3.43-3.441.98-2.25

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None Observed

Not Available

1.7 Mohs Hardness

6.5-75-6.5

2 10

1.8 Chemical Composition

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

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

Serendibite and Precious Opal Chemical Formula

While comparing Serendibite 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 Serendibite and Precious Opal chemical formula.

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

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Serendibite and Precious Opal Specific Gravity

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