AUDIO TRAVEL MINING FOR OPALS IN CANADA August 21, 2014August 21, 2014 PASSION for the PLANET canada, mining, opals Opal Resources Canada Fancy mining for opals? Then take a trip to British Colombia and spend a day with Bob Yorke-Hardy from Opal Resources Canada. He has his very own opal mine and you’re welcome to join him and keep whatever you find… INTERVIEW: Bob Yorke-Hardy