Hollandite and Rhodochrosite Physical Properties

Hollandite

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

5.053.0-3.3

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Conchoidal, Conchoidal to uneven, Brittle

1.6 Cleavage

Distinct / Good, Prismatic

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

1.7 Mohs Hardness

4-63.5-4

2 10

1.8 Chemical Composition

Ba(Mn++++,Mn++)8O16

MnCO₃

Hollandite and Rhodochrosite Chemical Formula

While comparing Hollandite 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 Hollandite and Rhodochrosite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Rhodochrosite- MnCO₃

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Hollandite Vs Larvikite

Hollandite and Rhodochrosite Specific Gravity

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