Andesine and Peridot Physical Properties

Andesine

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

2.65-2.691.54-1.55

1 7.18

1.5 Fracture

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

Conchoidal

1.6 Cleavage

Perfect on {001}, good on {010}

Poor

1.7 Mohs Hardness

6-6.56.5-7

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

(Mg,Fe)₂SiO₄

Andesine and Peridot Chemical Formula

While comparing Andesine 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 Andesine and Peridot chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Andesine and Peridot Specific Gravity

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