Glaucophane and Star Sapphire Physical Properties

Glaucophane

Star Sapphire

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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

3-3.153.90-4.05

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Not Available

1.6 Cleavage

Good on [110] and on [001]

Not Available

1.7 Mohs Hardness

6.0-6.5Not Available

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Al 2O 3Ulrich Henn and Claudio C.

Glaucophane and Star Sapphire Chemical Formula

While comparing Glaucophane and Star Sapphire 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 Star Sapphire chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

Compare Blue Gemstones

Glaucophane Vs Riebeckite

Glaucophane Vs Scorodite

Glaucophane Vs Rosasite

Glaucophane and Star Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Star Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Star Sapphire Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.90-4.05 whereas that of Star Sapphire is 3.90-4.05.