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Tourmaline
Tourmaline

Precious coral
Precious coral



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Tourmaline
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Precious coral

Tourmaline and Precious coral 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
2.85-3.35Not Available
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Not Available
1.6 Cleavage
Indistinct
Not Available
1.7 Mohs Hardness
7-7.53.5
Amber
2 10
1.8 Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Not Available

Tourmaline and Precious coral Chemical Formula

While comparing Tourmaline and Precious coral 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 and Precious coral chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Tourmaline and Precious coral Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline and Precious coral Optical Properties during the identification of gemstone. Specific gravity of Tourmaline is Not Available whereas that of Precious coral is Not Available.