099W0711 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/099w/099w0711 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 099W0711 PL.FLOBECQ 99W E.DELVAUX 711 (III) Limon épais. très rares cailloux.
