Galena

Chemical Formula

PbS

Chemical Class

Sulfides

Properties

Extremely thick, metallic and glossy, it presents an interesting perfect cubic cleavage.

Origin

Tiros, MG.

Curiosities

It is a mineral that became famous for radio wave reception capacity, enabling the manufacturing of the device known as ‘galena radio'. Lead is one of the oldest metals used by humans, and several primitive applications have endured through the centuries. It was known by the ancient Egyptians, that used it more than eight thousand years ago.

Use

It is the main lead source. As lead is the sixth metal with the highest industrial utility, its main use is in car battery manufacturing and electric power accumulators, and it is also used in welds, boards, piping, glasses and as paint pigment.

ABC of mining