Rhodochrosite and Caledonite Physical Properties

Rhodochrosite

Caledonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.3

5.6-5.76

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)

1.6 Cleavage

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

[001] perfect; [100] distinct

1.7 Mohs Hardness

3.5-4

2.5-3

1.8 Chemical Composition

MnCO₃

Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Rhodochrosite and Caledonite Chemical Formula

While comparing Rhodochrosite and Caledonite 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 Caledonite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

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Rhodochrosite and Caledonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Caledonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Caledonite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 5.6-5.76 whereas that of Caledonite is 5.6-5.76.