Wavellite and Astrophyllite Physical Properties

Wavellite

Astrophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.363.2-3.4

1 7.18

1.5 Fracture

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

Uneven, Brittle, Metallic

1.6 Cleavage

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

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

3.5-43

2 10

1.8 Chemical Composition

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

(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Wavellite and Astrophyllite Chemical Formula

While comparing Wavellite and Astrophyllite 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 Astrophyllite chemical formula.

Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

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Wavellite Vs Demantoid Garnet

Wavellite Vs Fancy Diamond

Wavellite and Astrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wavellite and Astrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wavellite and Astrophyllite Optical Properties during the identification of gemstone. Specific gravity of Wavellite is 3.2-3.4 whereas that of Astrophyllite is 3.2-3.4.