THE DRILL HOLE INTERSECTED FINE-GRAINED WACKES TO QUARTZ WACKES OF THE ALDRIDGE FORMATION WITH INTERPRETED SILLS OF GABBRO. BEDDING VARIES FROM FINELY LAMINATED ARGILLACEOUS ROCKS TO MEDIUM BEDDED, MORE QUARTZITIC UNITS. METAMORPHISM IS GREENSCHIST LEVEL WITH LOCAL DEVELOPMENT OF INTENSE BIOTITE AND OR SILICIFICATION. THERE ARE VERY MINOR OCCURRENCES OF GRAPHITE ALONG FRACTURES AND AS NARROW 'BEDDED' SEAMS. THE SULPHIDES, MOST COMMONLY PYRRHOTITE AND PYRITE, OCCUR SPORADICALLY AS FINE LAMINATIONS OR AS CROSS-CUTTING VEINS AND FRACTURE FILLINGS. MINOR ASSOCIATED SPHALERITE AND GALENA WERE NOTED LOCALLY. A LARGE EXTENSIVE UTEM CONDUCTOR WITH A STRIKE LENGTH OF AT LEAST 5 KILOMETRES WAS DEFINED.