Barite and Variscite Physical Properties

Barite

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

4.482.42-2.58

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{010} Perfect, {210} Perfect, {010} Imperfect

[010] perfect

1.7 Mohs Hardness

3-3.54-5

2 10

1.8 Chemical Composition

BaSO4

AlPO₄ · 2(H₂O)

Barite and Variscite Chemical Formula

While comparing Barite 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 Barite and Variscite chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Variscite- AlPO₄ · 2(H₂O)

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Barite and Variscite Specific Gravity

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