The objective of 23R-001 (Figure 3) is to test a TMI magnetic low associated with a zone of high magnetization, coinciding with a strong chargeability anomaly.

Source: https://investingnews.com/emerita-intersects-30-5-meters-grading-0-3-copper-1-6-lead-1-5-zinc-2-61-g-t-gold-and-193-5-g-t-silver-including-5-4-meters-grading-0-5-copper-3-6-lead-0-4-zinc-7-50-g-t-gold-and-675-7-g-t-silver-from/

These black sand units correlate with chargeability anomalies identified in the IP Pole-Dipole surveys covering the area (see September 19, 2019 News Release, filed on SEDAR).

Source: https://investingnews.com/blue-sky-uranium-provides-an-update-on-activities-at-its-amarillo-grande-uranium-project-argentina/