Rhodochrosite and Chiastolite Physical Properties

Rhodochrosite

Chiastolite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.33.00-3.15

1 7.18

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

3.5-45-5.5

2 10

1.8 Chemical Composition

MnCO₃

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

Rhodochrosite and Chiastolite Chemical Formula

While comparing Rhodochrosite and Chiastolite 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 Chiastolite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

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Rhodochrosite and Chiastolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Chiastolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Chiastolite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 3.00-3.15 whereas that of Chiastolite is 3.00-3.15.