Chrome-Chalcedony and Rhodochrosite Physical Properties

Chrome-Chalcedony

Rhodochrosite

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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

2.55-2.703.0-3.3

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, Conchoidal to uneven, Brittle

1.6 Cleavage

Not Available

On {10 1 1} perfect; parting on {10 1 2}

1.7 Mohs Hardness

6.5-73.5-4

2 10

1.8 Chemical Composition

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

MnCO₃

Chrome-Chalcedony and Rhodochrosite Chemical Formula

While comparing Chrome-Chalcedony and Rhodochrosite 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 Rhodochrosite chemical formula.

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Chemical formula of Rhodochrosite- MnCO₃

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Chrome-Chalcedony and Rhodochrosite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Rhodochrosite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Rhodochrosite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 3.0-3.3 whereas that of Rhodochrosite is 3.0-3.3.