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AN UNUSUAL SEDIMENTARY STRUCTURE INDICATIVE OF SHALLOW WATER CONDITIONS IN THE GRÈS ARMORICAIN OF FINISTÈRE (FRANCE)
Author(s) -
BRADSHAW J. D.
Publication year - 1966
Publication title -
sedimentology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.494
H-Index - 108
eISSN - 1365-3091
pISSN - 0037-0746
DOI - 10.1111/j.1365-3091.1966.tb01586.x
Subject(s) - geology , sedimentary rock , waves and shallow water , sedimentary structures , ordovician , marsh , paleontology , geochemistry , erosion , ripple marks , dome (geology) , tidal flat , geomorphology , sedimentary depositional environment , oceanography , sediment , wetland , ecology , physics , ripple , structural basin , voltage , quantum mechanics , biology
SUMMARY The communication describes dome‐like masses of sand apparently developed by gully erosion on the upper surfaces of Ordovician sandstones. The similarity of these structures to the minor topography of tidal marshes is noted, and it is suggested that similar processes may be responsible.