Spodumene

Spodumene – LiAlSi2O6
Class: Silicates – Inosilicates
Crystal System: Monoclinic
Hardness: 6.5-7
Quartz
Talc (1)Diamond (10)
Very hard. Scratches glass and steel.
Origin: Pech, Kunar – Afghanistan
Did you know?

Spodumene grows to a scale that breaks the imagination. At the Etta mine in South Dakota, miners called its crystals logs, and in 1904 they uncovered a single one about 42 feet long, weighing close to 90 tons, among the largest crystals of any mineral ever found.