Piemontite and Andesine Physical Properties

Piemontite

Andesine

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available

2.65-2.69

1.5 Fracture

Uneven, Splintery

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

1.6 Cleavage

[001] good, [100] distinct

Perfect on {001}, good on {010}

1.7 Mohs Hardness

6-6.5

1.8 Chemical Composition

Not Available

(Na,Ca)Al_1-2Si_3-2O₈

Piemontite and Andesine Chemical Formula

While comparing Piemontite and Andesine 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 Piemontite and Andesine chemical formula.

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

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Piemontite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.