Wavellite and Apophyllite Physical Properties

Wavellite

Apophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.362.30-2.50

1 7.18

1.5 Fracture

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Perfect on (001)

1.7 Mohs Hardness

3.5-44.5-5

2 10

1.8 Chemical Composition

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

KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Wavellite and Apophyllite Chemical Formula

While comparing Wavellite and Apophyllite 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 Wavellite and Apophyllite 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
Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

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Wavellite and Apophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wavellite and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wavellite and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Wavellite is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.