Rhodochrosite and Bytownite Physical Properties

Rhodochrosite

Bytownite

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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

3.0-3.32.72-2.75

1 7.18

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Perfect on [001], good on [010], imperfect on [110]

1.7 Mohs Hardness

3.5-46-6.5

2 10

1.8 Chemical Composition

MnCO₃

Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Rhodochrosite and Bytownite Chemical Formula

While comparing Rhodochrosite and Bytownite 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 Bytownite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Rhodochrosite and Bytownite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Bytownite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Bytownite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 2.72-2.75 whereas that of Bytownite is 2.72-2.75.