THE UPPER TRIASSIC AND LOWER JURASSIC VOLCANIC AND SEDIMENTARY SUCCESSION OF THE VANCOUVER AND BONANZA GROUPS RESPECTIVELY, UNDERLIE THE AREA. PORPHYRY DYKES BELIEVED LINKED TO THE RUPERT STOCK EXTEND EAST INTO THE AREA. FROM SOUTH TO NORTH THE UNDERLYING SUCCESSION DIPS GENTLY SOUTHWARD AND FROM TOP TO BOTTOM CONSISTS OF BONANZA GROUP PYRO- CLASTIC VOLCANICS, PARSON BAY FORMATION CALCAREOUS SILTSTONES, SHALES AND LIMESTONE, QUATSINO FORMA- TION LIMESTONE AND KARMUTSEN FORMATION AMYGDALOID- AL BASALT. SEVERAL MULTIELEMENT SOIL ANOMALIES HAVE BEEN OUTLINED.