Sapphire and Rubellite Tourmaline Physical Properties

Sapphire

Rubellite Tourmaline

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.95-4.03Not Available

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Not Available

1.6 Cleavage

None, but may exhibit parting

None

1.7 Mohs Hardness

92.5-3

2 10

1.8 Chemical Composition

Al ₂ O ₃

Sapphire and Rubellite Tourmaline Chemical Formula

While comparing Sapphire and Rubellite Tourmaline 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 Sapphire and Rubellite Tourmaline chemical formula.

Chemical formula of Sapphire- Al ₂ O ₃
Chemical formula of Rubellite Tourmaline- Ag

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Sapphire and Rubellite Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Rubellite Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Rubellite Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Sapphire is Not Available whereas that of Rubellite Tourmaline is Not Available.