Langbeinite and Tanzanite Physical Properties

Langbeinite

Tanzanite

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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

Hard

1.4 Specific Gravity

Not Available3.35

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

Perfect {010}, imperfect {100}

1.7 Mohs Hardness

3.5-46.5-7

2 10

1.8 Chemical Composition

Not Available

Ca₂Al₃(SiO₄)₃(OH)

Langbeinite and Tanzanite Chemical Formula

While comparing Langbeinite and Tanzanite 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 Tanzanite chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Langbeinite and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Langbeinite and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Langbeinite and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Langbeinite is 3.35 whereas that of Tanzanite is 3.35.