Nuummite and Variscite Physical Properties

Nuummite

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

3.18-3.372.42-2.58

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

Perfect on 210

[010] perfect

1.7 Mohs Hardness

5.5-64-5

2 10

1.8 Chemical Composition

Not Available

AlPO₄ · 2(H₂O)

Nuummite and Variscite Chemical Formula

While comparing Nuummite 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 Nuummite and Variscite chemical formula.

Chemical formula of Variscite- AlPO₄ · 2(H₂O)

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Nuummite and Variscite Specific Gravity

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