Andesine and Nepouite Physical Properties

Andesine

Nepouite

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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

2.65-2.693.18-3.24

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect on {001}, good on {010}

perfect on {001}

1.7 Mohs Hardness

6-6.52

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

Not Available

Andesine and Nepouite Chemical Formula

While comparing Andesine and Nepouite 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 Nepouite chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

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Andesine and Nepouite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Nepouite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Nepouite Optical Properties during the identification of gemstone. Specific gravity of Andesine is 3.18-3.24 whereas that of Nepouite is 3.18-3.24.