(a) open hole percussion drilling under way at Serule, (b) sample chip board: each sample represents one meter of drilling and the samples within the green box are thought to represent a target interval (c) scintillometer in use on a bagged sample.
(a) open hole percussion drilling under way at Serule, (b) sample chip board: each sample represents one meter of drilling and the samples within the green box are thought to represent a target interval (c) scintillometer in use on a bagged sample.