Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.90-3.404
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Indiscernible
{010} Perfect
Mohs Hardness
7-7.55
2
10
👆🏻
Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
FeO(OH)