Ruby and Glaucophane Physical Properties

Ruby

Glaucophane

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.053-3.15

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

No true cleavage

Good on [110] and on [001]

1.7 Mohs Hardness

96.0-6.5

2 10

1.8 Chemical Composition

Al ₂ O ₃

[ ]Na2(Mg3Al2)Si8O22(OH)2

Ruby and Glaucophane Chemical Formula

While comparing Ruby 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 Ruby and Glaucophane chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

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Ruby and Glaucophane Specific Gravity

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