Discovered in 1834, this mineral occurs in granite pegmatites. The name is derived from the Greek for “threefold” plus “family” because it was thought to contain three cations (Fe, Li, Mn).
Minerals
Discovered in 1834, this mineral occurs in granite pegmatites. The name is derived from the Greek for “threefold” plus “family” because it was thought to contain three cations (Fe, Li, Mn).
Mineral Photos courtesy of R.Weller/Cochise College