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Jacobsite
Jacobsite

Eosphorite
Eosphorite



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Jacobsite
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Eosphorite

Jacobsite and Eosphorite 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
4.76-5.033.05-3.08
Amber
1 7.18
1.5 Fracture
Conchoidal, Brittle
Subconchoidal, Uneven, Conchoidal, Uneven
1.6 Cleavage
None
Poor on {100}
1.7 Mohs Hardness
5.5-6.55
Amber
2 10
1.8 Chemical Composition
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Jacobsite and Eosphorite Chemical Formula

While comparing Jacobsite and Eosphorite 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 Jacobsite and Eosphorite chemical formula.

  • Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Jacobsite and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jacobsite and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jacobsite and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Jacobsite is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.