Andesine and Zinnwaldite Physical Properties

Andesine

Zinnwaldite

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1 Physical Properties

1.1 Tenacity

Brittle

Elastic

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.65-2.692.9-3.1

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

Perfect on {001}, good on {010}

Perfect basal {001}

1.7 Mohs Hardness

6-6.53.5-4.0

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

Not Available

Andesine and Zinnwaldite Chemical Formula

While comparing Andesine and Zinnwaldite 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 Zinnwaldite chemical formula.

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

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Andesine and Zinnwaldite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Zinnwaldite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Zinnwaldite Optical Properties during the identification of gemstone. Specific gravity of Andesine is 2.9-3.1 whereas that of Zinnwaldite is 2.9-3.1.