Galena and Anglesite Physical Properties

Galena

Anglesite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.4 Durability

Not Available

1.7 Specific Gravity

6.236.30-6.39

1 7.18

1.5 Fracture

Subconchoidal, Brittle, Metallic

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

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

[001] good, [210] distinct

1.7 Mohs Hardness

2.5-2.753-3.5

2 10

1.11 Chemical Composition

PbS

PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Galena and Anglesite Chemical Formula

While comparing Galena and Anglesite 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 Anglesite chemical formula.

Chemical formula of Galena- PbS
Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Galena Vs Falcons Eye

Galena Vs Larvikite

Galena and Anglesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Galena and Anglesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Galena and Anglesite Optical Properties during the identification of gemstone. Specific gravity of Galena is 6.30-6.39 whereas that of Anglesite is 6.30-6.39.