Andesine and Wulfenite Physical Properties

Andesine

Wulfenite

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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

2.65-2.696.50-7.00

1 7.18

1.5 Fracture

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

Irregular, Brittle, Conchoidal

1.6 Cleavage

Perfect on {001}, good on {010}

On {011}, distinct; on {001}, {013}, indistinct

1.7 Mohs Hardness

6-6.53

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

PbMoO 4Walter Schumann , Gemstones of the world (2001)

Andesine and Wulfenite Chemical Formula

While comparing Andesine and Wulfenite 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 Wulfenite chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Andesine and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Andesine is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.