Ekanite and Tourmaline Physical Properties

Ekanite

Tourmaline

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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

3.28-3.322.85-3.35

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{101} Distinct

Indistinct

1.7 Mohs Hardness

6-6.57-7.5

2 10

1.8 Chemical Composition

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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

Ekanite and Tourmaline Chemical Formula

While comparing Ekanite 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 Ekanite and Tourmaline chemical formula.

Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
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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Ekanite and Tourmaline Specific Gravity

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