Data Publications

Downcore variations of rock magnetic parameters (ARM, S-ratio and HIRM) for CON01-603-2 and VER98-1-14

hasData_Center_Short_Name
  • SDDB
hasDataset_Online_Resource
hasProject_Long_Name
  • Vereshchagin 98 Expedition
  • Vereshchagin Expedition 98
  • Vereshchagin Long Cores Expedition 2001
  • High-resolution CONTINENTal paleoclimate record in Lake Baikal
hasDataset_Release_Date
  • 2006-09-15
hasDataset_Title
  • Downcore variations of rock magnetic parameters (ARM, S-ratio and HIRM) for CON01-603-2 and VER98-1-14
hasEntry_ID
  • 10.1594/GFZ.SDDB.1033
hasKeyword
  • anhysteretic remanent magnetisation
  • high isothermal remanent magnetisation
  • s-ratio
hasReference
  • 10.1016/j.gloplacha.2004.11.010 http://dx.doi.org/10.1016/j.gloplacha.2004.11.010 Francois Demory, Hedi Oberhansli, Norbert R. Nowaczyk, Matthias Gottschalk, Richard Wirth and Rudolf Naumann, Detrital input and early diagenesis in sediments from Lake Baikal revealed by rock magnetism, Global and Planetary Change, Volume 46, Issues 1-4,
hasSummary
  • No significant HIRM change is observed at the transition between oxidising and reducing conditions in the sediment (Fig. 9A). This implies that HIRM is not affected by redox conditions and further confirms that the “hard” magnetic mineral content is the best tracer of detrital input (Peck et al., 1994). On the other hand, the S-ratio seems to be related to the redox conditions in the sediment (see Section 7.2). The ARM has also to be considered with caution as it is mainly influenced by the ferrimagnetic contribution, which is itself influenced by post depositional processes. This is seen in Fig. 9 where ARM variations are partly influenced by S-ratio variations.
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