Langbeinite and Powellite Physical Properties

Langbeinite

Powellite

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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 Available4.23

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

None

{111} Distinct

1.7 Mohs Hardness

3.5-43.5-4

2 10

1.8 Chemical Composition

Not Available

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Langbeinite and Powellite Chemical Formula

While comparing Langbeinite and Powellite 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 Powellite chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Langbeinite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Langbeinite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Langbeinite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Langbeinite is 4.23 whereas that of Powellite is 4.23.