070W0241 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/070w/070w0241 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 070W0241 PL. GAVERE 70W E.DELVAUX - 1893 241 (VI) = 11543 Même observation. Rares cailloux.
