Tanzanite and Kurnakovite Physical Properties

Tanzanite

Kurnakovite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Hard

Not Available

1.4 Specific Gravity

3.351.847-1.852

1 7.18

1.5 Fracture

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

Brittle, Conchoidal

1.6 Cleavage

Perfect {010}, imperfect {100}

Poor to indistinct on {010}

1.7 Mohs Hardness

6.5-72-3

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Not Available

Tanzanite and Kurnakovite Chemical Formula

While comparing Tanzanite and Kurnakovite 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 Kurnakovite chemical formula.

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

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Tanzanite and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.