Hexagonite and Galena Physical Properties

Hexagonite

Galena

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.036.23

1 7.18

1.5 Fracture

Uneven

Subconchoidal, Brittle, Metallic

1.6 Cleavage

[110] perfect; [010] distinct

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

1.7 Mohs Hardness

5-62.5-2.75

2 10

1.8 Chemical Composition

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

PbS

Hexagonite and Galena Chemical Formula

While comparing Hexagonite 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 Hexagonite and Galena chemical formula.

Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Chemical formula of Galena- PbS

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Hexagonite and Galena Specific Gravity

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