Fuchsite and Elbaite Physical Properties

Fuchsite

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

2.77-2.882.90-3.10

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal

Poor/indistinct on {1120} and {1011}

1.7 Mohs Hardness

2.57

2 10

1.8 Chemical Composition

K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

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

Fuchsite and Elbaite Chemical Formula

While comparing Fuchsite 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 Fuchsite and Elbaite chemical formula.

Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
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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Fuchsite and Elbaite Specific Gravity

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