Gedrite and Wavellite Physical Properties

Gedrite

Wavellite

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Physical Properties

Tenacity

Solubility

insoluble

Durability

Specific Gravity

3.15-3.2592.36

1 7.18

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Fracture

Uneven, Subconchoidal, Fibrous

Cleavage

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

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

Mohs Hardness

5.5-63.5-4

2 10

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Chemical Composition

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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

Gedrite and Wavellite Chemical Formula

While comparing Gedrite 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 Gedrite and Wavellite chemical formula.

Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
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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Gedrite and Wavellite Specific Gravity

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