Hollandite and Amazonite Physical Properties

Hollandite

Amazonite

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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

5.052.55-2.57

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Distinct / Good, Prismatic

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

1.7 Mohs Hardness

4-66-6.5

2 10

1.8 Chemical Composition

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

KAlSi₃O₈

Hollandite and Amazonite Chemical Formula

While comparing Hollandite and Amazonite 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 Amazonite chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Amazonite- KAlSi₃O₈

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Hollandite and Amazonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Amazonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Amazonite Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 2.55-2.57 whereas that of Amazonite is 2.55-2.57.