Coral and Tanzanite Physical Properties

Coral

Tanzanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

2.60-2.70

3.35

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

Perfect {010}, imperfect {100}

1.7 Mohs Hardness

3-4

6.5-7

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

Ca₂Al₃(SiO₄)₃(OH)

Coral and Tanzanite Chemical Formula

While comparing Coral 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 Coral and Tanzanite chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Coral and Tanzanite Specific Gravity

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