Tanzanite and Simpsonite Physical Properties

Tanzanite

Simpsonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Hard

Not Available

1.4 Specific Gravity

3.35

Not Available

1.5 Fracture

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

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

1.6 Cleavage

Perfect {010}, imperfect {100}

None

1.7 Mohs Hardness

6.5-7

7-7.5

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Tanzanite and Simpsonite Chemical Formula

While comparing Tanzanite and Simpsonite 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 Tanzanite and Simpsonite chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Compare Semi Precious Gemstones

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Tanzanite and Simpsonite Specific Gravity

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

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