Rhodochrosite and Halite Physical Properties

Rhodochrosite

Halite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Water-soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.3

2.17

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Conchoidal, Brittle, Metallic

1.6 Cleavage

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

Perfect {001}, three directions cubic

1.7 Mohs Hardness

3.5-4

2.0-2.5

1.8 Chemical Composition

MnCO₃

NaCl

Rhodochrosite and Halite Chemical Formula

While comparing Rhodochrosite and Halite 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 Halite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Halite- NaCl

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Rhodochrosite and Halite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Halite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Halite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 2.17 whereas that of Halite is 2.17.