Elbaite and Fuchsite Physical Properties

Elbaite

Fuchsite

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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

2.90-3.102.77-2.88

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

Poor/indistinct on {1120} and {1011}

Perfect basal

1.7 Mohs Hardness

72.5

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

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

Elbaite and Fuchsite Chemical Formula

While comparing Elbaite and Fuchsite 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 Fuchsite 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 Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

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Elbaite and Fuchsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Fuchsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Fuchsite Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 2.77-2.88 whereas that of Fuchsite is 2.77-2.88.