Friedelite and Langbeinite Physical Properties

Friedelite

Langbeinite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Slowly dissolves in water

1.3 Durability

Not Available

1.4 Specific Gravity

3.06-3.19Not Available

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

Conchoidal, Brittle

1.6 Cleavage

{010} Perfect

None

1.7 Mohs Hardness

4-53.5-4

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Not Available

Friedelite and Langbeinite Chemical Formula

While comparing Friedelite and Langbeinite 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 Friedelite and Langbeinite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Friedelite and Langbeinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Friedelite and Langbeinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Friedelite and Langbeinite Optical Properties during the identification of gemstone. Specific gravity of Friedelite is Not Available whereas that of Langbeinite is Not Available.