Afghanite and Wavellite Physical Properties

Afghanite

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

2.55-2.65

2.36

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, Conchoidal, Brittle

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

Perfect {10 1 0}

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

1.7 Mohs Hardness

5.5-6

3.5-4

1.8 Chemical Composition

(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

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

Afghanite and Wavellite Chemical Formula

While comparing Afghanite 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 Afghanite and Wavellite chemical formula.

Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Afghanite Vs Glaucophane

Afghanite Vs Hauyne

Afghanite Vs Kainite

Afghanite and Wavellite Specific Gravity

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