Down-dip, deeper drilling also planned at ‘Andrada’ to delineate bounding lithological contacts and to examine untested lithium-caesium-tantalum (LCT) potential plunge target areas.

Source: https://investingnews.com.au/drilling-underway-at-ti-trees-priority-lithium-targets

This uses an energised loop to induce currents in underlying lithological units, which resultant magnetic field can then be measured.

Source: https://thegrizzlygazette.com/media-release/kavango-targets-key-control-on-kcb-mineralisation-with-latest-drillhole/?utm_source=rss&utm_medium=rss&utm_campaign=kavango-targets-key-control-on-kcb-mineralisation-with-latest-drillhole