Microcline from selected localities.
Norway | |
| Svein A. Berge collection/observation 1988.; |
| Svein A. Berge collection/observation 1989. | |
| Andersen, F. (1993): Hedrum pukkverk i Lågendalen. STEIN 20 (4), 236-238 | |
| Svein A. Berge collection/observation 1992. |
| Svein A. Berge collection/observation 1992. | |
| Svein A. Berge collection/observation 1992.ne | |
| Svein A. Berge collection 1992 + Knut Edvard Larsen collection | |
| Knut Edvard Larsen collection # 1832 | |
| Knut Edvard Larsen collection # MM-4201 | |
| Knut Edvard Larsen, observation in field sept. 2012 |
| Svein A. Berge collection |
| Andresen, P. (2011): Mineralene fra Midtfjellet larvikittbrudd, Malerød, Larvik. Norsk Bergverksmuseum Skrift. 46: 41-47 | |
| Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p. | |
| Collected by Peter Andresen 7. February 2010. |
| Larsen, A. O. (1988): Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway no 68. Norsk Geologisk Tidsskrift 68: 119-124 |
Roadcut 1, Pauler, Larvik, Vestfold, Norway