(Utö, Haninge, Södermanland, Sverige)
Island with iron mines with Li-rich skarns. Also complex pegmatites of the Utö-Mysingen field, like on Norrö and Rånö. Mining started in the 12th century, closed in 1879. Minor silver mining during the 17th century.
The element lithium was discovered in petalite from Utö.
Ref.:
- Gustafsson, Lars & Otter, Bertil (1991): Mineralförekomster i Stockholmstrakten. STEIN 18(2),41-49
- Langhof, J., Holtstam, D. & Gustafsson, L. (2000): Chiavennite and zoned genthelvite-helvite as late-stage minerals of the Proterozoic LCT pegmatites at Utö, Stockholm, Sweden. GFF 122, 207-212.
