Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.34-2.514.39
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
None
{111} Indistinct, {111} Indistinct, {111} Indistinct
Mohs Hardness
-99997.5-8
2
10
👆🏻
Chemical Composition
SiO2, Al2O3, FeO, MgO, CaO, K2O, Na2O
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)