Mellite and Hollandite Physical Properties

Mellite

Hollandite

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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

1.58-1.605.05

1 7.18

1.5 Fracture

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

Brittle, Metallic

1.6 Cleavage

{011} Imperfect

Distinct / Good, Prismatic

1.7 Mohs Hardness

24-6

2 10

1.8 Chemical Composition

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

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

Mellite and Hollandite Chemical Formula

While comparing Mellite and Hollandite 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 Mellite and Hollandite chemical formula.

Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

Compare Brown Gemstones

Mellite Vs Narsarsukite

Mellite Vs Mother of Pearl

Mellite Vs Morion

Mellite and Hollandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 5.05 whereas that of Hollandite is 5.05.