Ruby and Stolzite Physical Properties

Ruby

Stolzite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.052

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, Uneven, Brittle

1.6 Cleavage

No true cleavage

Imperfect on {001}, indistinct on {011}

1.7 Mohs Hardness

92.5-3

2 10

1.8 Chemical Composition

Al ₂ O ₃

Not Available

Ruby and Stolzite Chemical Formula

While comparing Ruby and Stolzite 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 Stolzite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃

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Ruby and Stolzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Stolzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Stolzite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2 whereas that of Stolzite is 2.