Helenite and Glaucophane Physical Properties

Helenite

Glaucophane

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3-3.15

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Not Available

Good on [110] and on [001]

1.7 Mohs Hardness

Not Available6.0-6.5

2 10

1.8 Chemical Composition

Not Available

[ ]Na2(Mg3Al2)Si8O22(OH)2

Helenite and Glaucophane Chemical Formula

While comparing Helenite 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 Helenite and Glaucophane chemical formula.

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

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Helenite and Glaucophane Specific Gravity

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