Sellaite and Aquamarine Physical Properties

Sellaite

Aquamarine

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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

3.14-3.162.66-2.80

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

Not Available

1.6 Cleavage

Perfect on {010} and {110}

3,1 basal

1.7 Mohs Hardness

5-5.57.5-8

2 10

1.8 Chemical Composition

MgF 2Ulrich Henn and Claudio C.

Be₃Al₂SiO₆

Sellaite and Aquamarine Chemical Formula

While comparing Sellaite and Aquamarine 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 Sellaite and Aquamarine chemical formula.

Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.
Chemical formula of Aquamarine- Be₃Al₂SiO₆

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Sellaite and Aquamarine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sellaite and Aquamarine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sellaite and Aquamarine Optical Properties during the identification of gemstone. Specific gravity of Sellaite is 2.66-2.80 whereas that of Aquamarine is 2.66-2.80.