Gyrolite and Star Sapphire Physical Properties

Gyrolite

Star Sapphire

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.483.90-4.05

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

Not Available

1.6 Cleavage

Perfect on {001}

Not Available

1.7 Mohs Hardness

2Not Available

2 10

1.8 Chemical Composition

NaCa16Si23AlO60(OH)8•64(H2O)

Al 2O 3Ulrich Henn and Claudio C.

Gyrolite and Star Sapphire Chemical Formula

While comparing Gyrolite 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 Gyrolite and Star Sapphire chemical formula.

Chemical formula of Gyrolite- NaCa16Si23AlO60(OH)8•64(H2O)
Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

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Gyrolite and Star Sapphire Specific Gravity

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