Glaucophane and Zinnwaldite Physical Properties

Glaucophane

Zinnwaldite

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1 Physical Properties

1.1 Tenacity

Not Available

Elastic

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3-3.152.9-3.1

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Uneven

1.6 Cleavage

Good on [110] and on [001]

Perfect basal {001}

1.7 Mohs Hardness

6.0-6.53.5-4.0

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Not Available

Glaucophane and Zinnwaldite Chemical Formula

While comparing Glaucophane and Zinnwaldite 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 Zinnwaldite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

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Glaucophane and Zinnwaldite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Zinnwaldite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Zinnwaldite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 2.9-3.1 whereas that of Zinnwaldite is 2.9-3.1.