Leucophanite and Elbaite Physical Properties

Leucophanite

Elbaite

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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

Not Available2.90-3.10

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

{???} Good, {???} Good, {???} Distinct

Poor/indistinct on {1120} and {1011}

1.7 Mohs Hardness

Not Available7

2 10

1.8 Chemical Composition

Not Available

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

Leucophanite and Elbaite Chemical Formula

While comparing Leucophanite and Elbaite 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 Leucophanite and Elbaite 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

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Leucophanite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Leucophanite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Leucophanite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Leucophanite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.