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Peridot
Peridot

Omphacite
Omphacite



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Peridot
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Omphacite

Peridot and Omphacite Physical Properties

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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
1.54-1.553.16-3.43
Amber
1 7.18
1.5 Fracture
Conchoidal
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
Poor
{110} Good, {110} Good
1.7 Mohs Hardness
6.5-75-6
Amber
2 10
1.8 Chemical Composition
(Mg,Fe)2SiO4
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Peridot and Omphacite Chemical Formula

While comparing Peridot and Omphacite 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 Peridot and Omphacite chemical formula.

  • Chemical formula of Peridot- (Mg,Fe)2SiO4
  • Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Peridot and Omphacite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Omphacite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Omphacite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.16-3.43 whereas that of Omphacite is 3.16-3.43.