Coral and Adamite Physical Properties

Coral

Adamite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.704.32-4.48

1 7.18

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

{101}, good; {010}, poor

1.7 Mohs Hardness

3-43.5

2 10

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Coral and Adamite Chemical Formula

While comparing Coral and Adamite 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 Adamite chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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Coral and Adamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Coral and Adamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Adamite Optical Properties during the identification of gemstone. Specific gravity of Coral is 4.32-4.48 whereas that of Adamite is 4.32-4.48.