Zincite and Peridot Physical Properties

Zincite

Peridot

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.50-5.901.54-1.55

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Conchoidal

1.6 Cleavage

On {10 1 0}, perfect; parting on {000 1 }

Poor

1.7 Mohs Hardness

46.5-7

2 10

1.8 Chemical Composition

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

(Mg,Fe)₂SiO₄

Zincite and Peridot Chemical Formula

While comparing Zincite 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 Zincite and Peridot chemical formula.

Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Zincite and Peridot Specific Gravity

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