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Verdite
Verdite

Opal
Opal



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Verdite
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Opal

Verdite and Opal Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
BrittleWalter Schumann
1.2 Solubility
Not Available
hot salt water
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.80-3.01.98-2.25
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle
1.6 Cleavage
{110} Good
None
1.7 Mohs Hardness
35-6.5
Amber
2 10
1.8 Chemical Composition
NaFeS2•2(H2O)
SiO2 · nH2O

Verdite and Opal Chemical Formula

While comparing Verdite and 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 Opal chemical formula.

  • Chemical formula of Verdite- NaFeS2•2(H2O)
  • Chemical formula of Opal- SiO2 · nH2O

Verdite and Opal Specific Gravity

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