Rhodochrosite and Hemimorphite Physical Properties

Rhodochrosite

Hemimorphite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.33.30-3.50

1 7.18

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

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

Perfect on {110}, poor on {101}, {001} rare

1.7 Mohs Hardness

3.5-45

2 10

1.8 Chemical Composition

MnCO₃

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Rhodochrosite and Hemimorphite Chemical Formula

While comparing Rhodochrosite and Hemimorphite 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 Hemimorphite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodochrosite and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.