Indicolite Blue Tourmaline and Emerald Physical Properties

Indicolite Blue Tourmaline

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

3.05-3.112.67-2.78

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Imperfect on the [0001]

1.7 Mohs Hardness

7-7.57.5-8

2 10

1.8 Chemical Composition

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.

Be₃Al₂SiO₆

Indicolite Blue Tourmaline and Emerald Chemical Formula

While comparing Indicolite Blue Tourmaline 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 Indicolite Blue Tourmaline and Emerald chemical formula.

Chemical formula of Indicolite Blue Tourmaline- 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.
Chemical formula of Emerald- Be₃Al₂SiO₆

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Indicolite Blue Tourmaline and Emerald Specific Gravity

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