Sphalerite from selected localities.
Norway | |
| Svein A. Berge collection/observation 1991. |
| Knut Edvard Larsen observation may 2007 , visually identified |
| Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp |
| Naturhistoriska riksmuseet, Stockholm collection # 18750256 (on a leucophanite pieces) | |
| Knut Edvard Larsen observation in field and collection 25.05.2013 |
| |
| Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp |
| Svein A. Berge observation 1990 | |
| Peter Andresen collection, 2016. | |
| Collection of Peter Andresen./ Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26 | |
| Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp | |
| Andresen, P. (2013): Gedigent bly og andre spennende mineraler fra en unik pegmatitt i Tvedalen. Norsk Bergverksmuseum Skrifter. 50, 83-87 | |
| Collection of OT Ljøstad. | |
| Svein A. Berge collection/observation 1993. | |
| Larsen, A. O.; Åsheim, A.; Raade, G. & Taftø, J. (1992): Tvedalite, (Ca,Mn)4Be3Si6O17(OH)4•3H2O, a new mineral from syenite pegmatite in the Oslo Region, Norway, American Mineralogist 77, 438-443 | |
| Engvoldsen, T., Andersen, F., Berge, S. A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18 (1), 15-71; Larsen, A.O., Kolitsch, U., Gault, R.A. & Giester, G. (2010): Eirikite a new mineral species of the leifite group from the Langesundsfjord district, Norway. European Journal of Mineralogy. 22, 875–880 |
| Bellezza, M., Franzini, F., Larsen, A. O., Merlino, S., Perchiazzi, N. (2004): Grenmarite, a new member of the götzenite-seidozerite-rosenbuschite group from Langesundsfjord district: definition and crystal structure. European Journal of Mineralogy, 16, 971-978. |
A/S Granit Quarry, Tuften, Tvedalen, Larvik, Vestfold, Norway