Rosasite and Sapphire Physical Properties

Rosasite

Sapphire

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.23.95-4.03

1 7.18

1.5 Fracture

Splintery

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Perfect on {100} and {010}

None, but may exhibit parting

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Not Available

Al ₂ O ₃

Rosasite and Sapphire Chemical Formula

While comparing Rosasite and Sapphire 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 Rosasite and Sapphire chemical formula.

Chemical formula of Sapphire- Al ₂ O ₃

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Rosasite and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosasite and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosasite and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Rosasite is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.