Tanzanite and Mellite Physical Properties

Tanzanite

Mellite

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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

1.58-1.60

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), Conchoidal, Brittle

1.6 Cleavage

Perfect {010}, imperfect {100}

{011} Imperfect

1.7 Mohs Hardness

6.5-7

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Tanzanite and Mellite Chemical Formula

While comparing Tanzanite and Mellite 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 Mellite chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Compare Semi Precious Gemstones

Tanzanite Vs Amethyst

Tanzanite Vs Alexandrite

Tanzanite Vs Beryl

Tanzanite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.

Semi Precious

Tourmaline

Turquoise

Peridot

Lehsunia

Alexandrite

Amethyst