Weloganite and Emerald Physical Properties

Weloganite

Emerald

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

3.20-3.222.67-2.78

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Perfect on pseudo {0001}

Imperfect on the [0001]

1.7 Mohs Hardness

37.5-8

2 10

1.8 Chemical Composition

Not Available

Be₃Al₂SiO₆

Weloganite and Emerald Chemical Formula

While comparing Weloganite and Emerald 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 Weloganite and Emerald chemical formula.

Chemical formula of Emerald- Be₃Al₂SiO₆

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Weloganite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Weloganite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Weloganite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Weloganite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.