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Norway | |
| Knut Edvard Larsen observation in situ july 1981 |
| Ramsay, C.R. & Morton, R.D. (1971): Hydrothermal retrogression of cordierite in the Bamble sector, South Norway. Neues Jahrbuch für Mineralogie Monatsheft. 398-403 |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Pieczka, A., Kristiansen, R., Stachowicz, M., Dumańska-Słowik, M., Gołębiowska, B., Sęk, M., Woźniak, K. (2024) Heflikite, ideally Ca2(Al2Sc)(Si2O7)(SiO4)O(OH), the first scandium epidote-supergroup mineral from Jordanów Śląski, Lower Silesia (Poland) and from Heftetjern, Tørdal (Norway) Mineralogical Magazine. doi:10.1180/mgm.2023.98 |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Larsen, Alf Olav, Åsheim, Arne (2017) Pegmatittene på Vætingheia, Fyresdal [The pegmatites at Vætingheia, Fyresdal]. Norsk Mineralsymposium 2017, 17-27 |
| Reitan, Paul H. (1959) Pegmatie veins and the surrounding rocks IV. Genesis of a discordant pegmatite, St. Hansholmen, Risør, Norway. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 39 (2-3) 197-229 |
| de La Cruz Rodrigues, Erika Helena (2021) Tourmaline of the Kragerø pegmatites: The source of boron and its implication for the melt formation of Sveconorwegian pegmatites. Master thesis, Department of Geosciences and Natural History Museum, University of Oslo. |
| Dons, Johannes A. (1963) De prekambriske bergarter i Telemark, I. Gruber og skjerp innen gradeteigkart E36V Kviteseid [The Precambrian rocks in Telemark, I. Mines and Prospects within the Map Quadrangle E36V Kviteseid]. Norges Geologiske Undersøkelse 216 |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| aps.ngu.no (n.d.) https://aps.ngu.no/pls/oradb/minres_deposit_fakta_NY_KS.Main?p_objid=5578&p_spraak=E |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Steffenssen, G. A. W. (2018) The distribution and enrichment of scandium in garnets from the Tørdal pegmatites, and its economic implications. Master's thesis, University of Oslo. |
| Geological Survey of Norway (NGU). The Ore Database. Deposit Area 806 - 009. Langgangen. |
| Larsen, Alf Olav (1993) Gruver og skjerp i Skien [Mines and Prospects in Skien], Alf Olav Larsen. 1-72 |
| Larsen, A.O. & Škoda, R. (2022): Cosalitt and Bi-rik galenitt med oktaedrisk spaltbarhet fra Skien. Norsk Mineralsymposium 2022, 79-90 |
| Field observation by Peter Andresen, 2008 |