Rhodochrosite and Phosgenite Physical Properties

Rhodochrosite

Phosgenite

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1 Physical Properties

1.1 Tenacity

Brittle

Sectile

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.3

6.13

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

1.6 Cleavage

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

Distinct on {001} and {110}, indistinct on {100}

1.7 Mohs Hardness

3.5-4

2-3

1.8 Chemical Composition

MnCO₃

Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Rhodochrosite and Phosgenite Chemical Formula

While comparing Rhodochrosite and Phosgenite 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 Rhodochrosite and Phosgenite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Phosgenite- Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodochrosite and Phosgenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Phosgenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Phosgenite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 6.13 whereas that of Phosgenite is 6.13.