Wavellite and Jacobsite Physical Properties

Wavellite

Jacobsite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

insoluble

2.36

Uneven, Subconchoidal, Fibrous

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

3.5-4

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

4.76-5.03

Conchoidal

None

5.5-6.5

(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Wavellite and Jacobsite Chemical Formula

While comparing Wavellite and Jacobsite 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 Jacobsite chemical formula.

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Wavellite and Jacobsite Specific Gravity

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