Glaucophane and Achroite Physical Properties

Glaucophane

Achroite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3-3.15

Conchoidal

Good on [110] and on [001]

6.0-6.5

[ ]Na2(Mg3Al2)Si8O22(OH)2

2.90-3.40

Uneven, ConchoidalWalter Schumann

Indiscernible

7-7.5

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Glaucophane and Achroite Chemical Formula

While comparing Glaucophane and Achroite 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 Achroite chemical formula.

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Glaucophane and Achroite Specific Gravity

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