Rosasite and Galena Physical Properties

Rosasite

Galena

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.26.23

1 7.18

1.5 Fracture

Splintery

Subconchoidal, Brittle, Metallic

1.6 Cleavage

Perfect on {100} and {010}

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

1.7 Mohs Hardness

42.5-2.75

2 10

1.8 Chemical Composition

Not Available

PbS

Rosasite and Galena Chemical Formula

While comparing Rosasite 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 Rosasite and Galena chemical formula.

Chemical formula of Galena- PbS

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Rosasite and Galena Specific Gravity

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