Beryl and Verdelite Physical Properties

Beryl

Verdelite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

2.60-2.90

Uneven, Conchoidal, Irregular

Imperfect on {0001}

7.5-8

Be₃Al₂Si₆O₁₈

2.90-3.40

Conchoidal

Indiscernible

7-7.5

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Beryl and Verdelite Chemical Formula

While comparing Beryl and Verdelite 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 Beryl and Verdelite chemical formula.

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Beryl and Verdelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryl and Verdelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryl Vs Verdelite during the identification of gemstone. Specific gravity of Beryl is whereas that of Verdelite is .