Riebeckite and Wavellite Physical Properties

Riebeckite

Wavellite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.442.36

1 7.18

1.5 Fracture

Uneven, Splintery, Brittle

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

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

1.7 Mohs Hardness

5.0-6.03.5-4

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

Riebeckite and Wavellite Chemical Formula

While comparing Riebeckite 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 Riebeckite 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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Riebeckite and Wavellite Specific Gravity

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