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Paraiba
Paraiba

Tourmaline
Tourmaline



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Paraiba
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Tourmaline

Paraiba and Tourmaline Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.04-3.132.85-3.35
Amber
1 7.18
1.5 Fracture
Not Available
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Not Available
Indistinct
1.7 Mohs Hardness
7-7.57-7.5
Amber
2 10
1.8 Chemical Composition
Not Available
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Paraiba and Tourmaline Chemical Formula

While comparing Paraiba and Tourmaline 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 Paraiba and Tourmaline chemical formula.

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  • Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Paraiba and Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Paraiba and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Paraiba and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Paraiba is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.