Dumortierite and Wavellite Physical Properties

Dumortierite

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

3.26-3.412.36

1 7.18

1.5 Fracture

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

Distinct on {100}, poor on {110}; parting on {001}

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

1.7 Mohs Hardness

7-8.53.5-4

2 10

1.8 Chemical Composition

AlAl₆O₃BSi₃O₁₈

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

Dumortierite and Wavellite Chemical Formula

While comparing Dumortierite 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 Dumortierite and Wavellite chemical formula.

Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈
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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Dumortierite and Wavellite Specific Gravity

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