Langbeinite and Linarite Physical Properties

Langbeinite

Linarite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Slowly dissolves in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available5.35

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

1.6 Cleavage

None

Perfect on {100}, imperfect on {001}

1.7 Mohs Hardness

3.5-42.5

2 10

1.8 Chemical Composition

Not Available

PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Langbeinite and Linarite Chemical Formula

While comparing Langbeinite and Linarite 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 Langbeinite and Linarite chemical formula.

Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Langbeinite and Linarite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Langbeinite and Linarite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Langbeinite and Linarite Optical Properties during the identification of gemstone. Specific gravity of Langbeinite is 5.35 whereas that of Linarite is 5.35.