Amethyst and Wavellite Physical Properties

Amethyst

Wavellite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

insoluble in common solvents

2.65

Conchoidal, ConchoidalWalter Schumann

Indiscernible

SiO₂

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

Amethyst and Wavellite Chemical Formula

While comparing Amethyst 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 Amethyst and Wavellite chemical formula.

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Amethyst and Wavellite Specific Gravity

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