Hollandite and Rhodolite Physical Properties

Hollandite

Rhodolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.053.84

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal

1.6 Cleavage

Distinct / Good, Prismatic

none, may show indistinct parting

1.7 Mohs Hardness

4-67-7.5

2 10

1.8 Chemical Composition

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

(Mg,Fe)₃Al₂Si₃O₁₂

Hollandite and Rhodolite Chemical Formula

While comparing Hollandite and Rhodolite 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 Rhodolite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Hollandite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 3.84 whereas that of Rhodolite is 3.84.