×

Cordierite Iolite
Cordierite Iolite
☒

Prasiolite
Prasiolite
☒



ADD ⊕
Compare
X
Cordierite Iolite
X
Prasiolite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.56-2.66
Uneven, ConchoidalWalter Schumann
Distinct
7-7.5
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
 
Brittle
-
-
2.65
Conchoidal, ConchoidalWalter Schumann
3,1
7
SiO 2Ulrich Henn and Claudio C.