Dallasite and Star Sapphire Physical Properties

Dallasite

Star Sapphire

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.913.90-4.05

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

Not Available

Al 2O 3Ulrich Henn and Claudio C.

Dallasite and Star Sapphire Chemical Formula

While comparing Dallasite and Star 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 Dallasite and Star Sapphire chemical formula.

Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

Compare Green Gemstones

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Dallasite Vs Ekanite

Dallasite and Star Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dallasite and Star Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dallasite and Star Sapphire Optical Properties during the identification of gemstone. Specific gravity of Dallasite is 3.90-4.05 whereas that of Star Sapphire is 3.90-4.05.