Aquamarine and Legrandite Physical Properties

Aquamarine

Legrandite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.66-2.803.98-4.04

1 7.18

1.5 Fracture

Not Available

Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

3,1 basal

Imperfect, poor one {100}

1.7 Mohs Hardness

7.5-84.5-5

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Aquamarine and Legrandite Chemical Formula

While comparing Aquamarine and Legrandite 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 Aquamarine and Legrandite chemical formula.

Chemical formula of Aquamarine- Be₃Al₂SiO₆
Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Aquamarine and Legrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aquamarine and Legrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aquamarine and Legrandite Optical Properties during the identification of gemstone. Specific gravity of Aquamarine is 3.98-4.04 whereas that of Legrandite is 3.98-4.04.