Hollandite and Magnetite Physical Properties

Hollandite

Magnetite

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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

5.055.2

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Uneven, Management Team (2012), Conchoidal, Brittle

1.6 Cleavage

Distinct / Good, Prismatic

None

1.7 Mohs Hardness

4-65.5-6.5

2 10

1.8 Chemical Composition

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

Fe 3O 4Ulrich Henn and Claudio C.

Hollandite and Magnetite Chemical Formula

While comparing Hollandite and Magnetite 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 Magnetite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Magnetite- Fe 3O 4Ulrich Henn and Claudio C.

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Hollandite and Magnetite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Magnetite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Magnetite Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 5.2 whereas that of Magnetite is 5.2.