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...ifacts from Thule settlements in north-eastern Greenland Kalkreuth, W., Andreasen, C., Petersen, H.I. & Stemmerik, L., The petrology and provenance of coal artifacts from Thule settlements in north-eastern Greenland ©2012 by Bulletin of the Geological Society of Denmark, Vol. 60, pp. 1-13. Geological setting and chronology On the North Sea coast of North Jutland, Denmark (Figure 2), about 20 m of Late Weichselian freshwater sediments are well exposed in a section in the coastal cliffs at Nr. Lyngby, situated at 57° 24.91' N, 9° 44.80' E. Detailed geological investigations have Bulletin of the Geological Society of Denmark Table 1. Bulletin of the Geological Society of Denmark, vol. 20 [1970] 25 Discussion During the thermal decolouration of ussingite the line intensity in the EPR spectrum sharply decreased. It increased again during subsequent X-ray irradiation. This circumstance makes it possible to associate the light violet Besides, 47% scientific research articles published by B...