Villiaumite and Variscite Physical Properties

Villiaumite

Variscite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.792.42-2.58

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle

1.6 Cleavage

{100} Perfect, {010} Perfect, {001} Perfect

[010] perfect

1.7 Mohs Hardness

24-5

2 10

1.8 Chemical Composition

NaFUlrich Henn and Claudio C.

AlPO₄ · 2(H₂O)

Villiaumite and Variscite Chemical Formula

While comparing Villiaumite and Variscite 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 Villiaumite and Variscite chemical formula.

Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.
Chemical formula of Variscite- AlPO₄ · 2(H₂O)

Compare Gems Found in America

Villiaumite Vs Witherite

Villiaumite Vs Xonotlite

Villiaumite Vs Zincite

Villiaumite and Variscite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Villiaumite and Variscite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Villiaumite and Variscite Optical Properties during the identification of gemstone. Specific gravity of Villiaumite is 2.42-2.58 whereas that of Variscite is 2.42-2.58.