Gahnite and Wavellite Physical Properties

Gahnite

Wavellite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.00-4.622.36

1 7.18

1.5 Fracture

Conchoidal, Uneven

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

Indistinct parting on [111]

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

1.7 Mohs Hardness

7.5-83.5-4

2 10

1.8 Chemical Composition

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Gahnite and Wavellite Chemical Formula

While comparing Gahnite 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 Gahnite and Wavellite chemical formula.

Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
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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Gahnite and Wavellite Specific Gravity

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