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Nosean
Nosean

Hollandite
Hollandite



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Nosean
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Hollandite

Nosean and Hollandite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.30-2.405.05
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Brittle, Metallic
1.6 Cleavage
{110} Perfect
Distinct / Good, Prismatic
1.7 Mohs Hardness
Not Available4-6
Amber
2 10
1.8 Chemical Composition
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Ba(Mn++++,Mn++)8O16

Nosean and Hollandite Chemical Formula

While comparing Nosean 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 Nosean and Hollandite chemical formula.

  • Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
  • Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

Nosean and Hollandite Specific Gravity

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