Goshenite and Star Sapphire Physical Properties

Goshenite

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

2.60-2.903.90-4.05

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

3,1 basal

Not Available

1.7 Mohs Hardness

7.5-8Not Available

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

Al 2O 3Ulrich Henn and Claudio C.

Goshenite and Star Sapphire Chemical Formula

While comparing Goshenite 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 Goshenite and Star Sapphire chemical formula.

Chemical formula of Goshenite- Be₃Al₂SiO₆
Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

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Goshenite and Star Sapphire Specific Gravity

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