Tourmaline Bi Color and Norbergite Physical Properties

Tourmaline Bi Color

Norbergite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.177

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

{???} Distinct

1.7 Mohs Hardness

7-7.56-6.5

2 10

1.8 Chemical Composition

Not Available

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Tourmaline Bi Color and Norbergite Chemical Formula

While comparing Tourmaline Bi Color and Norbergite 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 Tourmaline Bi Color and Norbergite chemical formula.

Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

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Tourmaline Bi Color and Norbergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline Bi Color and Norbergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline Bi Color and Norbergite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline Bi Color is 3.177 whereas that of Norbergite is 3.177.