Quartz vein stockworks at Smart Creek in outcrop (3A) and drill core (3B). Copper oxides/carbonates in fractures cutting the Helena Formation metasedimentary rocks. Drill core (3C) and outcrop/hand specimen (3D).
Quartz vein stockworks at Smart Creek in outcrop (3A) and drill core (3B). Copper oxides/carbonates in fractures cutting the Helena Formation metasedimentary rocks. Drill core (3C) and outcrop/hand specimen (3D).