Hollandite and Agate Physical Properties

Hollandite

Agate

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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

5.052.60-2.64

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Distinct / Good, Prismatic

Indiscernible

1.7 Mohs Hardness

4-66.5-7

2 10

1.8 Chemical Composition

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

SiO₂

Hollandite and Agate Chemical Formula

While comparing Hollandite and Agate 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 Agate chemical formula.

Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Chemical formula of Agate- SiO₂

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Hollandite and Agate Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Agate Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Agate Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 2.60-2.64 whereas that of Agate is 2.60-2.64.