Sylvite and Wavellite Physical Properties

Sylvite

Wavellite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.9932.36

1 7.18

1.5 Fracture

Uneven, Brittle

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

Perfect on [100], [010], [001]

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

1.7 Mohs Hardness

2.53.5-4

2 10

1.8 Chemical Composition

Not Available

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

Sylvite and Wavellite Chemical Formula

While comparing Sylvite 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 Sylvite and Wavellite chemical formula.

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

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Sylvite and Wavellite Specific Gravity

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