Peridot and Stichtite Physical Properties

Peridot

Stichtite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.54-1.552.11-2.20

1 7.18

1.5 Fracture

Conchoidal

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

Poor

Perfect on {0001}

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Peridot and Stichtite Chemical Formula

While comparing Peridot and Stichtite 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 Stichtite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Stichtite- Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Peridot and Stichtite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Stichtite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Stichtite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 2.11-2.20 whereas that of Stichtite is 2.11-2.20.