Langbeinite and Wavellite Physical Properties

Langbeinite

Wavellite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Slowly dissolves in water

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.36

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

None

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

1.7 Mohs Hardness

3.5-43.5-4

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

Langbeinite and Wavellite Chemical Formula

While comparing Langbeinite 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 Langbeinite 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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Langbeinite and Wavellite Specific Gravity

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