Mining mastery giving a much higher chance of successfully smelting high end ore. 15+ shovels of valorite shouldn't give less than 10 ingots after smelting it. If the maximum chance of success can't be raised, have mastery raise the minimum chance of successful smelting up. Lumberjacking mastery that let's us find trees that have the high end woods. Think I've found frostwood once when logging. That fabled snowball has a better chance of survival than we do of finding the high end woods while logging.