Petoskey Stone and Rhodochrosite Physical Properties

Petoskey Stone

Rhodochrosite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.0-3.3

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, Conchoidal to uneven, Brittle

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

73.5-4

2 10

1.8 Chemical Composition

Not Available

MnCO₃

Petoskey Stone and Rhodochrosite Chemical Formula

While comparing Petoskey Stone and Rhodochrosite 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 Petoskey Stone and Rhodochrosite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃

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Petoskey Stone and Rhodochrosite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Rhodochrosite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone and Rhodochrosite Optical Properties during the identification of gemstone. Specific gravity of Petoskey Stone is 3.0-3.3 whereas that of Rhodochrosite is 3.0-3.3.