Coral and Chrome-Chalcedony Physical Properties

Coral

Chrome-Chalcedony

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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

2.60-2.702.55-2.70

1 7.18

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

3-46.5-7

2 10

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Coral and Chrome-Chalcedony Chemical Formula

While comparing Coral and Chrome-Chalcedony 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 Chrome-Chalcedony chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Coral and Chrome-Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Coral and Chrome-Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Chrome-Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Coral is 2.55-2.70 whereas that of Chrome-Chalcedony is 2.55-2.70.