Easy Ways to Get Rich: Unearth gold with a metal detector.
轻松致富方式13：地下探测掘金子。
2
The southwest Fujian depression belt is rich in mineral resources, and is an important locality of metal and nonmetal resources such as iron, copper, gold, coal, limestone, etc.
闽西南坳陷带矿产资源丰富，是福建省铁、铜、金、煤、石灰岩等金属、非金属矿产的重要产地。
3
There dormant hydrothermal vents are a rich source of metal sulphides that the firm hopes to exploit for gold and copper.