Andesine and Nifontovite Physical Properties

Andesine

Nifontovite

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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

2.65-2.692.35-2.36

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}

{???} Indistinct

1.7 Mohs Hardness

6-6.53.5-5

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Andesine and Nifontovite Chemical Formula

While comparing Andesine and Nifontovite 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 Nifontovite chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Nifontovite- Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

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Andesine and Nifontovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Nifontovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Nifontovite Optical Properties during the identification of gemstone. Specific gravity of Andesine is 2.35-2.36 whereas that of Nifontovite is 2.35-2.36.