Nature and dating of karstic filling in the Hainaut Province (Belgium). Karstic, geodynamic and paleogeographic implications

The Carboniferous limestones of the Hainaut Province (Belgium) provide evidence of complex karstification. The forms and deposits recently discovered are (1) ghost-rocks with residual weathered and decayed rock, (2) fluviatile endokarsts filled with pebbles rounded by rolling, and (3) ghost-rocks taken up later by underground fluviatile erosion and containing sandy and clayey deposits. We here provide a detailed sedimentological description, a...