×

Eosphorite
Eosphorite

Kyanite
Kyanite



ADD
Compare
X
Eosphorite
X
Kyanite

Eosphorite and Kyanite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

3.05-3.083.53-3.65
1 7.18
👆🏻

Fracture

Subconchoidal, Uneven, Conchoidal
Splintery

Cleavage

Poor on {100}
[100] perfect [010] imperfect with 79° angle between

Mohs Hardness

54-7
2 10
👆🏻

Chemical Composition

Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
Al2SiO5

Eosphorite and Kyanite Chemical Formula

While comparing Eosphorite and Kyanite 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 Kyanite chemical formula.

  • Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Kyanite- Al2SiO5

Eosphorite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.