Zincite and Andesine Physical Properties

Zincite

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

5.50-5.902.65-2.69

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

On {10 1 0}, perfect; parting on {000 1 }

Perfect on {001}, good on {010}

1.7 Mohs Hardness

46-6.5

2 10

1.8 Chemical Composition

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

(Na,Ca)Al_1-2Si_3-2O₈

Zincite and Andesine Chemical Formula

While comparing Zincite 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 Zincite and Andesine chemical formula.

Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

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Zincite and Andesine Specific Gravity

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