Chrome-Chalcedony and Riebeckite Physical Properties

Chrome-Chalcedony

Riebeckite

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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

2.55-2.703.28-3.44

1 7.18

1.5 Fracture

Not Available

Uneven, Splintery, Brittle

1.6 Cleavage

Not Available

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

1.7 Mohs Hardness

6.5-75.0-6.0

2 10

1.8 Chemical Composition

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

Not Available

Chrome-Chalcedony and Riebeckite Chemical Formula

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

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

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Chrome-Chalcedony and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.