Rhodochrosite and Labradorite Physical Properties

Rhodochrosite

Labradorite

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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

3.0-3.3

2.69-2.72

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

1.7 Mohs Hardness

3.5-4

6-6.5

1.8 Chemical Composition

MnCO₃

(Na,Ca)_1-2Si_3-2O₈

Rhodochrosite and Labradorite Chemical Formula

While comparing Rhodochrosite and Labradorite 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 Labradorite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Rhodochrosite and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.