Pyrophanite from selected localities.
Norway | |
| Larsen, A.O., Åsheim, A. and Gault, R. A. (2005): Minerals of the eudialyte group from the Sagåsen larvikite quarry, Porsgrunn, Norway. Norsk Bergverksmuseum Skrifter 30: 58-62 |
| 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 |
| Segalstad, T.V. & Larsen, A.O.(1978): Chevkinite and perrierite from the Oslo region, Norway. American Mineralogist 63,499-505 |
| Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp | |
| Neumann, H. & Bergstøl, S. (1964): Contribution to the Mineralogy of Norway No 25. Pyrophanite in the southern Part of the Oslo Area. Norsk Geologisk Tidsskrift 44: 39-42 + Neumann (1985, p. 66). | |
| 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 |
