Jet lignite and Variscite Physical Properties

Jet lignite

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

1.30-1.342.42-2.58

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

[010] perfect

1.7 Mohs Hardness

2.54-5

2 10

1.8 Chemical Composition

Not Available

AlPO₄ · 2(H₂O)

Jet lignite and Variscite Chemical Formula

While comparing Jet lignite 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 Jet lignite and Variscite chemical formula.

Chemical formula of Variscite- AlPO₄ · 2(H₂O)

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Jet lignite and Variscite Specific Gravity

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