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Precious Opal
Precious Opal

Ametrine
Ametrine



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Precious Opal
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Ametrine

Precious Opal and Ametrine Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.98-2.252.65
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
Not Available
1.6 Cleavage
Not Available
Indiscernible
1.7 Mohs Hardness
5-6.57
Amber
2 10
1.8 Chemical Composition
SiO 2 · nH 2OGemdat.org , Management Team (2012)
SiO2

Precious Opal and Ametrine Chemical Formula

While comparing Precious Opal and Ametrine 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 Ametrine chemical formula.

  • Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
  • Chemical formula of Ametrine- SiO2

Precious Opal and Ametrine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Precious Opal and Ametrine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Ametrine Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 2.65 whereas that of Ametrine is 2.65.