The Royal Canadian Mint is on track to raise sales of its silver bullion coins by around 30 percent to 25 million ounces this year and to match last year’s record gold sales of around 1 million ounces, an executive from the Mint said. Speaking on the sidelines of the London Bullion Market Association annual conference, John Moore, executive director of bullion and refinery services at the Mint, told Reuters investors believed silver had more room to rise than gold. “In terms of our sales this year, year to date we’re tracking to the same volumes as we had last...