Goldstone and Precious Opal Physical Properties

Goldstone

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

2.50-2.801.98-2.25

1 7.18

1.5 Fracture

torn surfaces, (e.g. fractured metals).

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

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

65-6.5

2 10

1.8 Chemical Composition

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

Goldstone and Precious Opal Chemical Formula

While comparing Goldstone 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 Goldstone and Precious Opal chemical formula.

Chemical formula of Goldstone- Au
Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

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Goldstone and Precious Opal Specific Gravity

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