Elbaite and Pearl Physical Properties

Elbaite

Pearl

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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

2.90-3.10

2.60-2.85

1.5 Fracture

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

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Poor/indistinct on {1120} and {1011}

none

1.7 Mohs Hardness

2.5-4.5

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

Not Available

Elbaite and Pearl Chemical Formula

While comparing Elbaite and Pearl 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 Pearl 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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Elbaite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.

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