Tag: pliny the elder
The Cultural History of Copper
May 20, 2021
Copper has played an important role in the development of human civilization. Copper was discovered in several sites, and has notable industrial origins in Cyprus whose name comes from those that traded the metal as a commodity. The ancie… Read more »
Magnetite and Magnetite Mining in Canada
March 3, 2021
Magnetite (also magnet iron, magnet iron stone, iron oxide, or iron (II, III) oxide) is the most stable iron oxide with high resistance to acids and alkalis. It has a cubic crystal system and a chemical molecular formula Fe3O4. One of the iro… Read more »