Vlasovite and Wavellite Physical Properties

Vlasovite

Wavellite

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Physical Properties

Tenacity

Brittle

Solubility

Nearly insoluble in HCl and HNO₃

insoluble

Durability

Specific Gravity

2.972.36

1 7.18

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Fracture

Conchoidal

Uneven, Subconchoidal, Fibrous

Cleavage

Distinct on {010}

[110] perfect, [101] good, [010] distinct

Mohs Hardness

63.5-4

2 10

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Chemical Composition

Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Vlasovite and Wavellite Chemical Formula

While comparing Vlasovite and Wavellite 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 Vlasovite and Wavellite chemical formula.

Chemical formula of Vlasovite- -
Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

Vlasovite Vs Mottramite

Vlasovite Vs Kutnohorite

Vlasovite Vs Radiolarite

Vlasovite and Wavellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vlasovite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vlasovite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Vlasovite is 2.36 whereas that of Wavellite is 2.36.