Impact of benthic life on the genesis of calcareous nodules in black shale facies

被引:5
作者
Bréhéret, JG
Hanzo, M
El Albani, A
Iatzoura, A
机构
[1] Univ Tours, Fac Sci & Tech, Lab GeEAC, UPRES,EA 2100, F-37200 Tours, France
[2] Univ Nancy 1, Lab G2R, UMR 7566, F-54506 Vandoeuvre Les Nancy, France
[3] Univ Poitiers, Lab HYDR ASA, CNRS, UMR 6532, F-86022 Poitiers, France
[4] Univ Paris 06, Dept Geol Sedimentaire, F-75252 Paris, France
关键词
calcareous nodules; black shales; early diagenesis; benthic life; pellets; ammonites; organic matter;
D O I
10.1016/j.crte.2004.09.002
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
The study of calcareous nodules from four organic-rich black shale series allows us to suggest a prominent part for benthic organisms in creating heterogeneities in the sediment, thus favouring microbially mediated early diagenesis based on organic matter consumption. (C) 2004 Academie des sciences. Publie par Elsevier SAS. Tous droits reserves.
引用
收藏
页码:1355 / 1362
页数:8
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