Amazonite and Chrome-Chalcedony Physical Properties

Amazonite

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

2.55-2.572.55-2.70

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Not Available

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Not Available

1.7 Mohs Hardness

6-6.56.5-7

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Chrome-Chalcedony Chemical Formula

While comparing Amazonite 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 Amazonite and Chrome-Chalcedony chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Amazonite and Chrome-Chalcedony Specific Gravity

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