Galena and Chlorapatite Physical Properties

Galena

Chlorapatite

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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

6.233.17-3.18

1 7.18

1.5 Fracture

Subconchoidal, Brittle, Metallic

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

2.5-2.75Not Available

2 10

1.8 Chemical Composition

PbS

Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)

Galena and Chlorapatite Chemical Formula

While comparing Galena and Chlorapatite 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 Chlorapatite chemical formula.

Chemical formula of Galena- PbS
Chemical formula of Chlorapatite- Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)

Compare Grey Gemstones

Galena Vs Larvikite

Galena Vs Falcons Eye

Galena Vs Clinochlore

Galena and Chlorapatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Galena and Chlorapatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Galena and Chlorapatite Optical Properties during the identification of gemstone. Specific gravity of Galena is 3.17-3.18 whereas that of Chlorapatite is 3.17-3.18.