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Natrolite
Natrolite

Peridot
Peridot



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Natrolite
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Peridot

Natrolite and Peridot Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.20-2.261.54-1.55
Amber
1 7.18
1.5 Fracture
Uneven, Brittle, Metallic, Gemstones (2009)
Conchoidal
1.6 Cleavage
Perfect on {110}
Poor
1.7 Mohs Hardness
5-5.56.5-7
Amber
2 10
1.8 Chemical Composition
Na 2[Al 2Si 3O 10] · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Fe)2SiO4

Natrolite and Peridot Chemical Formula

While comparing Natrolite and Peridot 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 Natrolite and Peridot chemical formula.

  • Chemical formula of Natrolite- Na 2[Al 2Si 3O 10] · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Peridot- (Mg,Fe)2SiO4

Natrolite and Peridot Specific Gravity

Another important criteria for qualitative analysis of gemstones is Natrolite and Peridot Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Natrolite and Peridot Optical Properties during the identification of gemstone. Specific gravity of Natrolite is 1.54-1.55 whereas that of Peridot is 1.54-1.55.