Barite and Galena Physical Properties

Barite

Galena

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.486.23

1 7.18

1.5 Fracture

Uneven

Subconchoidal, Brittle, Metallic

1.6 Cleavage

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

Cubic perfect on [001], parting on [111]

1.7 Mohs Hardness

3-3.52.5-2.75

2 10

1.8 Chemical Composition

BaSO4

PbS

Barite and Galena Chemical Formula

While comparing Barite and Galena 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 Galena chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Galena- PbS

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Barite and Galena Specific Gravity

Another important criteria for qualitative analysis of gemstones is Barite and Galena Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Barite and Galena Optical Properties during the identification of gemstone. Specific gravity of Barite is 6.23 whereas that of Galena is 6.23.