Hollandite and Linarite Physical Properties

Hollandite

Linarite

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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

5.055.35

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

Distinct / Good, Prismatic

Perfect on {100}, imperfect on {001}

1.7 Mohs Hardness

4-62.5

2 10

1.8 Chemical Composition

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

PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Hollandite and Linarite Chemical Formula

While comparing Hollandite and Linarite 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 Linarite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hollandite and Linarite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Linarite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Linarite Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 5.35 whereas that of Linarite is 5.35.