Ruby and Marialite Physical Properties

Ruby

Marialite

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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

3.97-4.052.50

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

No true cleavage

Distinct on {100} and {110}

1.7 Mohs Hardness

95.5-6

2 10

1.8 Chemical Composition

Al ₂ O ₃

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Ruby and Marialite Chemical Formula

While comparing Ruby and Marialite 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 Marialite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Ruby and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Marialite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.50 whereas that of Marialite is 2.50.