Papagoite and Elbaite Physical Properties

Papagoite

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

3.252.90-3.10

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

Imperfect in one direction

Poor/indistinct on {1120} and {1011}

1.7 Mohs Hardness

5-5.57

2 10

1.8 Chemical Composition

CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Papagoite and Elbaite Chemical Formula

While comparing Papagoite 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 Papagoite and Elbaite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
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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Papagoite and Elbaite Specific Gravity

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