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Tourmaline
Tourmaline

London blue topaz
London blue topaz



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Tourmaline
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London blue topaz

Tourmaline and London blue topaz Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
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1.2 Solubility
Not Available
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1.3 Durability
Not Available
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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
7-7.5Not Available
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 London blue topaz Chemical Formula

While comparing Tourmaline and London blue topaz 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 London blue topaz 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 London blue topaz Specific Gravity

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