Coral and Pearl Physical Properties

Coral

Pearl

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.70

2.60-2.85

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

none

1.7 Mohs Hardness

3-4

2.5-4.5

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

Not Available

Coral and Pearl Chemical Formula

While comparing Coral and Pearl 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 Pearl chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.

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Coral and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Coral and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Pearl Optical Properties during the identification of gemstone. Specific gravity of Coral is 2.60-2.85 whereas that of Pearl is 2.60-2.85.