点石成金

点石成金 [diǎn shí chéng jīn]

1. ■ touch a stone and turn it into gold -- be able to perform wonders; turn stone into gold by touching; work miracles:

那个骗子吹嘘道， 他能点石成金。 The cheater boasted that he could turn stone into gold.

另见“点铁成金”。