Elbaite and Tigers Eye Physical Properties

Elbaite

Tigers Eye

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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

2.90-3.102.58-2.64

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

Poor/indistinct on {1120} and {1011}

Indiscernible

1.7 Mohs Hardness

76.5-7

2 10

1.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

SiO₂

Elbaite and Tigers Eye Chemical Formula

While comparing Elbaite and Tigers Eye 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 Elbaite and Tigers Eye chemical formula.

Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Chemical formula of Tigers Eye- SiO₂

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Elbaite and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.