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Kutnohorite
Kutnohorite

Eosphorite
Eosphorite



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Kutnohorite
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Eosphorite

Kutnohorite and Eosphorite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Soluble
-

Durability

-
-

Specific Gravity

3.123.05-3.08
1 7.18
👆🏻

Fracture

Subconchoidal, Conchoidal
Subconchoidal, Uneven, Conchoidal

Cleavage

Perfect on {10 1 1}
Poor on {100}

Mohs Hardness

3-45
2 10
👆🏻

Chemical Composition

Ca(Mn,Mg,Fe)(CO3)2
Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Kutnohorite and Eosphorite Chemical Formula

While comparing Kutnohorite 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 Kutnohorite and Eosphorite chemical formula.

  • Chemical formula of Kutnohorite- Ca(Mn,Mg,Fe)(CO3)2
  • Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Kutnohorite and Eosphorite Specific Gravity

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