Kalsbeek, Feiko; Jepsen, H; Nutman, Allen
In the Caledonian orogen of East Greenland, superb exposure along steep fjord walls allows direct observation of the origin of ca. 435 Ma S-type granites by anatexis of paragneisses, and collection of the resulting melts into wider sheets and plutons. Field observations suggest that 'fertile' metasediments of the late Mesoproterozoic Krummedal supracrustal sequence were the source of the granites, and there is no evidence of participation of the 'less fertile' Archaean and Palaeoproterozoic...[Show more]
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