Ruby and Liddicoatite Physical Properties

Ruby

Liddicoatite

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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

3.97-4.053.02

1 7.18

1.5 Fracture

Conchoidal

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal

1.6 Cleavage

No true cleavage

{0001} Poor

1.7 Mohs Hardness

9Not Available

2 10

1.8 Chemical Composition

Al ₂ O ₃

Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Ruby and Liddicoatite Chemical Formula

While comparing Ruby and Liddicoatite 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 Liddicoatite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Ruby and Liddicoatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Liddicoatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Liddicoatite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.02 whereas that of Liddicoatite is 3.02.