Earlier in the day Luck had defeated one of the best juniors in the US, William Grimmer, in a high quality quarter final match which went to the final hole before Luck won 2 up.
Luck had led that match by 5 holes through ten and was forced to fight off a spirited comeback by the American.
Luck staged a great comeback in his semi final match Salatoris, recovering from a three hole deficit through 13 holes with three consecutive birdies to square the match at the 16th before a bogey at the par five last cost him the match.
Earlier, Luck's fellow Australians, Ryan Ruffels and Zach Murray, had lost in the match play phase.
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