MIT spinout Boston Metal has powered up its electricity driven steel production reactor and made over a ton of metal in a ...

The metals most commonly found in the world's ores are not necessarily the most abundant. Over geologic time natural processes have concentrated some metals more than others By H. G. Bachmann ...

Sand does renew naturally, but in many regions, natural sand supplies are ... Our research has found companies mining metals can get more out of their ores, by processing the ore to produce ...

Global mining companies are seeing weaker profits, with those most exposed to iron ore experiencing the greatest negative impacts. Via Metal Miner Iron ore prices have seen some degree of ...

low grade ores contain a small percentage of the metal or its compound high grade ores contain a larger percentage It is more expensive and wasteful to extract a metal from a low grade ore ...

The demand for metals and other natural resources is surging and, in some instances, demand has already outstripped supply. Discovery of new deposits or the exploitation of known lower-grade ore ...