Glaucophane and Wulfenite Physical Properties

Glaucophane

Wulfenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3-3.156.50-7.00

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Irregular, Brittle, Conchoidal

1.6 Cleavage

Good on [110] and on [001]

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

1.7 Mohs Hardness

6.0-6.53

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

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

Glaucophane and Wulfenite Chemical Formula

While comparing Glaucophane 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 Glaucophane and Wulfenite chemical formula.

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

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Glaucophane and Wulfenite Specific Gravity

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