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Eosphorite
Eosphorite

Hollandite
Hollandite



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Eosphorite
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Hollandite

Eosphorite and Hollandite Physical Properties

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
3.05-3.085.05
Amber
1 7.18
1.5 Fracture
Subconchoidal, Uneven, Conchoidal, Uneven
Brittle, Metallic
1.6 Cleavage
Poor on {100}
Distinct / Good, Prismatic
1.7 Mohs Hardness
54-6
Amber
2 10
1.8 Chemical Composition
Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
Ba(Mn++++,Mn++)8O16

Eosphorite and Hollandite Chemical Formula

While comparing Eosphorite 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 Eosphorite and Hollandite chemical formula.

  • Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

Eosphorite and Hollandite Specific Gravity

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