Wulfenite and Glaucophane Physical Properties

Wulfenite

Glaucophane

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

6.50-7.003-3.15

1 7.18

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Fracture

Irregular, Conchoidal

Conchoidal

Cleavage

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

Good on [110] and on [001]

Mohs Hardness

36.0-6.5

2 10

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Chemical Composition

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

[ ]Na2(Mg3Al2)Si8O22(OH)2

Wulfenite and Glaucophane Chemical Formula

While comparing Wulfenite and Glaucophane 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 Wulfenite and Glaucophane chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

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Wulfenite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 3-3.15 whereas that of Glaucophane is 3-3.15.