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Norway | |
| Kjerulf, Th. (1879): Udsigt over det sydlige Norges Geologi. Christania 1879, p 249 |
| Ohkawa et al. (1992), Amer. Mineral. 77, 945-953. 1.01% CuO, 0.37 Cu p.f.u, Cu > Mg in Y. |
| Neumann, Henrich, Svinndal, Sverre (1955) The Cyprine-Thulite deposit at Øvstebø, near Kleppan in Sauland, Telemark, Norway. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 34 (2-3-4) 139-156 Berzelius, Jöns Jacob (1820) Om Blåsrörets Användande i Kemien och Mineralogien [On the Use of the Blowpipe in Chemistry and Mineralogy]. H. A. Nordström, Stockholm. |
| Jan Andersen photo & specimen |
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Sweden | |
| Gatedal, Kjell (n.d.) Personal Communication. |
| Gatedal, Kjell (n.d.) Personal Communication. |
Øvstebø, Kleppan, Sauland, Hjartdal, Telemark, Norway