51�Թ�

Dr Elizabeth Holley, associate professor of mining engineering at Colorado School of Mines, explains that each nation has its own list of critical minerals, but they are generally made up of rare earths and other metals like lithium.

She reluctantly enrolled to study mining engineering and, at one point, considered joining her father in "a boring nine-to-five job, working with money".

As fast as possible, Jack Groppo, professor of mining engineering at the University of Kentucky, says, people have to stop scrapping the modules.

Sotheby's says a portion of the proceeds from the sale of the Estrela de Fura is being allocated by Fura to set up an academy to provide technical training in the fields of mining, engineering, carpentry and agriculture.

He’d gotten a degree in mining engineering but couldn’t get a job in the field.