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Age control of sediment cores GIK23262-3

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PANGAEA
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Disciplines
  • Archaeology
  • Biology
  • Earth Science
  • Geography

Abstract

23262-3 G.C. N 72° 13.60’ E 14° 25.09’: 1131 m b.s.l. Age control: Date: 1993 • N. pachyderma sin. 18O record (Weinelt, 1993). • AMS 14C analogue stratigraphy. Core fit : • None Surface sediment age : • ca. 11500 yrs B.P., based on extrapolation of sedimentation rates. Age/depth correlation : Orig. depth 14C age Calendar years Sed.rate Original interval/ material/ Core no. Remarks [cm] [ky BP] [ka] [cm/ky] 18O stratigraphy 150 13.6 17.1 a) AMS 14C analogue - 3 201 14.8 18.3 a) 42.5 AMS 14C analogue - 3 620 26.1 29.5 a) 37.4 AMS 14C analogue - 3 a) after Bard et al., (1990). Remarks: • None Original references: • Weinelt, M. (1993): Veränderungen der Oberflächenzirkulation im Europäischen Nordmeer während der letzten 60.000 Jahre – Hinweise aus stabilen Isotopen. – Ber. SFB 313 Univ. Kiel, 41, 106 pp. LGM time slice: • GLAMAP: 200-320 cm orig. depth in core (-3) • EPILOG: 226-357 cm orig. depth in core (-3) LGM foraminifera counts: Weinelt (MW) • GLAMAP: (in core -3) 225, 260 cm orig. depth. • EPILOG: (in core -3) 260 cm orig. depth. References for faunal analysis: • Pflaumann et al., Paleoceanography, in prep. DD D D D D D D D D DD D D DD D D DD D D D D D DDD D D D DDD D 5 4 3 2 δ18O N. pachyderma sin. EPILOG 23262-3 (‰) J J E E -4 0 4 0 100 200 300 400 Depth (cm) ° C summer winter GLAMAP

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