Paraiba and Ruby Physical Properties

Paraiba

Ruby

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.133.97-4.05

1 7.18

1.5 Fracture

Not Available

Conchoidal

1.6 Cleavage

Not Available

No true cleavage

1.7 Mohs Hardness

7-7.59

2 10

1.8 Chemical Composition

Not Available

Al ₂ O ₃

Paraiba and Ruby Chemical Formula

While comparing Paraiba and Ruby 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 Paraiba and Ruby chemical formula.

Chemical formula of Ruby- Al ₂ O ₃

Compare Blue Gemstones

Paraiba Vs Anatase

Paraiba Vs Ammolite

Paraiba Vs Andean Opal

Paraiba and Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Paraiba and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Paraiba and Ruby Optical Properties during the identification of gemstone. Specific gravity of Paraiba is 3.97-4.05 whereas that of Ruby is 3.97-4.05.