Realgar and Barite Physical Properties

Realgar

Barite

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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

3.564.48

1 7.18

1.5 Fracture

(e.g. graphite).

Uneven

1.6 Cleavage

{010} Good

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

1.7 Mohs Hardness

Not Available3-3.5

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

BaSO4

Realgar and Barite Chemical Formula

While comparing Realgar and Barite 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 Realgar and Barite chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Barite- BaSO4

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Realgar and Barite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Barite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Barite Optical Properties during the identification of gemstone. Specific gravity of Realgar is 4.48 whereas that of Barite is 4.48.