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Verdite
Verdite

Common Opal
Common Opal



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Verdite
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Common Opal

Verdite and Common 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
2.80-3.01.98-2.50
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
{110} Good
Not Available
1.7 Mohs Hardness
35.5-6.5
Amber
2 10
1.8 Chemical Composition
NaFeS2•2(H2O)
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Verdite and Common Opal Chemical Formula

While comparing Verdite and Common 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 Verdite and Common Opal chemical formula.

  • Chemical formula of Verdite- NaFeS2•2(H2O)
  • Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Verdite and Common Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdite and Common Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Common Opal Optical Properties during the identification of gemstone. Specific gravity of Verdite is 1.98-2.50 whereas that of Common Opal is 1.98-2.50.