Glaucophane and Johachidolite Physical Properties

Glaucophane

Johachidolite

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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

3-3.153.45

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Not Available

1.6 Cleavage

Good on [110] and on [001]

None

1.7 Mohs Hardness

6.0-6.57.5

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

CaAlB 3O 7Michael OâDonoghue , Gems, Sixth Edition (2006)

Glaucophane and Johachidolite Chemical Formula

While comparing Glaucophane and Johachidolite 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 Johachidolite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Johachidolite- CaAlB 3O 7Michael OâDonoghue , Gems, Sixth Edition (2006)

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Glaucophane and Johachidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Johachidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Johachidolite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.45 whereas that of Johachidolite is 3.45.