Shattuckite and Precious Opal Physical Properties

Shattuckite

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

3.80-4.151.98-2.25

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

perfect along [010] and [100]

Not Available

1.7 Mohs Hardness

3.5-45-6.5

2 10

1.8 Chemical Composition

Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Shattuckite and Precious Opal Chemical Formula

While comparing Shattuckite 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 Shattuckite and Precious Opal chemical formula.

Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael 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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Shattuckite and Precious Opal Specific Gravity

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