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Witherite
Witherite

Precious Opal
Precious Opal



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Witherite
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Precious Opal

Witherite and Precious Opal 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
4.27-4.351.98-2.25
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
1.6 Cleavage
{010} Distinct
Not Available
1.7 Mohs Hardness
3-3.55-6.5
Amber
2 10
1.8 Chemical Composition
BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
SiO 2 · nH 2OGemdat.org , Management Team (2012)

Witherite and Precious Opal Chemical Formula

While comparing Witherite 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 Witherite and Precious Opal chemical formula.

  • Chemical formula of Witherite- BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

Witherite and Precious Opal Specific Gravity

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