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Peridot
Peridot

Zoisite
Zoisite



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Peridot
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Zoisite

Peridot and Zoisite 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
1.54-1.553.20-3.50
Amber
1 7.18
1.5 Fracture
Conchoidal
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even
1.6 Cleavage
Poor
Perfect {010} imperfect {100}
1.7 Mohs Hardness
6.5-76-7
Amber
2 10
1.8 Chemical Composition
(Mg,Fe)2SiO4
Ca2Al3(SiO4)3(OH)

Peridot and Zoisite Chemical Formula

While comparing Peridot and Zoisite 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 Zoisite chemical formula.

  • Chemical formula of Peridot- (Mg,Fe)2SiO4
  • Chemical formula of Zoisite- Ca2Al3(SiO4)3(OH)

Peridot and Zoisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Zoisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Zoisite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.20-3.50 whereas that of Zoisite is 3.20-3.50.