Chlorastrolite and Rhodochrosite Physical Properties

Chlorastrolite

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

3.1-3.53.0-3.3

1 7.18

1.5 Fracture

Granular

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

5-63.5-4

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

MnCO₃

Chlorastrolite and Rhodochrosite Chemical Formula

While comparing Chlorastrolite 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 Chlorastrolite and Rhodochrosite chemical formula.

Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
Chemical formula of Rhodochrosite- MnCO₃

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Chlorastrolite and Rhodochrosite Specific Gravity

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