• Onlap (redirect from Offlap)
    the younger beds overlap onto successively older beds. The opposite is offlap, in which each younger rock bed pinches out short of the full extent of...
    1,014 bytes (103 words) - 18:16, 27 July 2023
  • Thumbnail for Marine transgression
    Cross-sectional diagrams illustrating the shift of sedimentary facies during transgression (onlap) and regression (offlap)...
    4 KB (522 words) - 16:35, 8 February 2024
  • Thumbnail for Marine regression
    Cross-sectional diagrams illustrating the shift of sedimentary facies during transgression (onlap) and regression (offlap)...
    4 KB (502 words) - 17:09, 8 February 2024
  • Thumbnail for Sedimentary rock
    shallower facies are deposited on top of deeper facies, a situation called offlap. The facies of all rocks of a certain age can be plotted on a map to give...
    63 KB (7,695 words) - 02:14, 12 February 2024
  • Thumbnail for Val Verde Basin
    the Ouachita orogeny began and progressed from the north to the south, offlap and onlap stratigraphic geometries were produced. The orogeny contributed...
    14 KB (1,342 words) - 23:33, 28 February 2024