Hollandite and Zircon Physical Properties

Hollandite

Zircon

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.053.93-4.73

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Distinct / Good, Prismatic

{110} and {111}

1.7 Mohs Hardness

4-67.5

2 10

1.8 Chemical Composition

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

ZrSiO₄

Hollandite and Zircon Chemical Formula

While comparing Hollandite and Zircon 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 Zircon chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Zircon- ZrSiO₄

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Hollandite and Zircon Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Zircon Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Zircon Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 3.93-4.73 whereas that of Zircon is 3.93-4.73.