Langbeinite and Marialite Physical Properties

Langbeinite

Marialite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Slowly dissolves in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.50

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

None

Distinct on {100} and {110}

1.7 Mohs Hardness

3.5-45.5-6

2 10

1.8 Chemical Composition

Not Available

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Langbeinite and Marialite Chemical Formula

While comparing Langbeinite and Marialite 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 Marialite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Langbeinite and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Langbeinite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Langbeinite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Langbeinite is 2.50 whereas that of Marialite is 2.50.