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Precious Opal
Precious Opal

Amber
Amber



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Precious Opal
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Amber

Precious Opal and Amber Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.98-2.251.05-1.10
Achroite
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
Not Available
None
1.7 Mohs Hardness
5-6.52-2.5
Adamite
2 10
1.8 Chemical Composition
SiO 2 · nH 2OGemdat.org , Management Team (2012)
[C,H,O]

Precious Opal and Amber Chemical Formula

While comparing Precious Opal and Amber 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 Amber chemical formula.

  • Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
  • Chemical formula of Amber- [C,H,O]

Precious Opal and Amber Specific Gravity

Another important criteria for qualitative analysis of gemstones is Precious Opal and Amber Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Amber Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 1.05-1.10 whereas that of Amber is 1.05-1.10.