Chalcopyrite from selected localities.
Norway | |
| Geological Survey of Norway (NGU). The Ore Database (Malmdatabasen). Deposit Area 815 - 025. Mørjeheia |
Green, J.C.(1956): Geology of the Storkollen-Blankenberg area, Kragerø, Norway. Norsk Geologisk Tidsskrift 36, 89-140 | |
| Nordrum, F.S. Larsen, A.O. & Austrheim, H. (2000): Ni,Co-mineralizations in the Valberg quarry, Kragerø, South Norway: a progress report. Norsk Bergverksmuseum Skrift. 17: 64-70 |
Valberg Quarry, Valberg, Kragerø, Telemark, Norway