Ruby and Orthoclase Physical Properties

Ruby

Orthoclase

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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

3.97-4.052.54-2.61

1 7.18

1.5 Fracture

Conchoidal

Gems, Uneven

1.6 Cleavage

No true cleavage

Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Al ₂ O ₃

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Ruby and Orthoclase Chemical Formula

While comparing Ruby and Orthoclase 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 Orthoclase chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Orthoclase- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ruby and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Orthoclase Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.54-2.61 whereas that of Orthoclase is 2.54-2.61.