Hollandite and Hibonite Physical Properties

Hollandite

Hibonite

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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

Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Distinct / Good, Prismatic

{0001} good, {10 1 0} parting

1.7 Mohs Hardness

4-67.5-8

2 10

1.8 Chemical Composition

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

(Ca,Ce)(Al,Ti,Mg)12O19

Hollandite and Hibonite Chemical Formula

While comparing Hollandite and Hibonite 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 Hibonite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Hollandite and Hibonite Specific Gravity

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