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Precious Opal
Precious Opal

Chrysoberyl
Chrysoberyl



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Precious Opal
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Chrysoberyl

Precious Opal and Chrysoberyl Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.98-2.253.69-3.81
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic
1.6 Cleavage
Not Available
Distinct on {110}, imperfect on {010}, poor on {001}
1.7 Mohs Hardness
5-6.58.5
Amber
2 10
1.8 Chemical Composition
SiO 2 · nH 2OGemdat.org , Management Team (2012)
BeAl 2 O 4

Precious Opal and Chrysoberyl Chemical Formula

While comparing Precious Opal and Chrysoberyl 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 Chrysoberyl chemical formula.

  • Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
  • Chemical formula of Chrysoberyl- BeAl 2 O 4

Precious Opal and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Precious Opal and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.