Lizardite and Galena Physical Properties

Lizardite

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

2.556.23

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Brittle, Metallic

1.6 Cleavage

{001} Perfect

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

1.7 Mohs Hardness

Not Available2.5-2.75

2 10

1.8 Chemical Composition

Mg 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

PbS

Lizardite and Galena Chemical Formula

While comparing Lizardite 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 Lizardite and Galena chemical formula.

Chemical formula of Lizardite- Mg 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Galena- PbS

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Lizardite and Galena Specific Gravity

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