Barite and Crystal Opal Physical Properties

Barite

Crystal Opal

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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

4.481.97-2.22

1 7.18

1.5 Fracture

Uneven

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

3-3.55.5-6.5

2 10

1.8 Chemical Composition

BaSO4

SiO 2 + H 2OUlrich Henn and Claudio C.

Barite and Crystal Opal Chemical Formula

While comparing Barite and Crystal Opal 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 Crystal Opal chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Barite and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Barite and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Barite and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Barite is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.