Galena and Chrysotile Physical Properties

Galena

Chrysotile

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

insoluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

6.232.51-2.63

1 7.18

1.5 Fracture

Subconchoidal, Brittle, Metallic

Fibrous

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

2.5-2.752.5-4.5

2 10

1.8 Chemical Composition

PbS

Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

Galena and Chrysotile Chemical Formula

While comparing Galena and Chrysotile 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 Galena and Chrysotile chemical formula.

Chemical formula of Galena- PbS
Chemical formula of Chrysotile- Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

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Galena and Chrysotile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Galena and Chrysotile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Galena and Chrysotile Optical Properties during the identification of gemstone. Specific gravity of Galena is 2.51-2.63 whereas that of Chrysotile is 2.51-2.63.