An andesite dyke cuts granodiorite of the Cretaceous to Tertiary Coast Plutonic Complex. Pyrite, galena, and probably chalcopyrite are disseminated within the andesite dyke for about 6 metres along strike. A sample of sorted ore contained 4.1 grams per tonne gold, 120 grams per tonne silver and 3.8 per cent copper (Minister of Mines Annual Report 1914).