Galena and Ammolite Physical Properties

Galena

Ammolite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.232.75-2.80

1 7.18

1.5 Fracture

Subconchoidal, Brittle, Metallic

Uneven, Granular

1.6 Cleavage

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

no true cleavage

1.7 Mohs Hardness

2.5-2.754

2 10

1.8 Chemical Composition

PbS

Not Available

Galena and Ammolite Chemical Formula

While comparing Galena and Ammolite 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 Ammolite chemical formula.

Chemical formula of Galena- PbS

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Galena and Ammolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Galena and Ammolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Galena and Ammolite Optical Properties during the identification of gemstone. Specific gravity of Galena is 2.75-2.80 whereas that of Ammolite is 2.75-2.80.