Glaucophane and Tanzanite Physical Properties

Glaucophane

Tanzanite

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Physical Properties

Tenacity

Solubility

Durability

Hard

Specific Gravity

3-3.153.35

1 7.18

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Fracture

Conchoidal

Uneven, Conchoidal

Cleavage

Good on [110] and on [001]

Perfect {010}, imperfect {100}

Mohs Hardness

6.0-6.56.5-7

2 10

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Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Ca₂Al₃(SiO₄)₃(OH)

Glaucophane and Tanzanite Chemical Formula

While comparing Glaucophane and Tanzanite 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 Tanzanite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Glaucophane and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.35 whereas that of Tanzanite is 3.35.