One of the reasons gold is so valuable is because it is highly unreactive—if you make something out of gold, it keeps its lustrous radiance. Even when you can react it with another material, it’s also ...

Gold deposits represent complex mineral systems influenced by both deep-seated geological processes and near-surface alteration. The genesis and localisation of these deposits involve a multiplicity ...

Arizona has a decades-long unchallenged reputation as a copper state, but a recent ranking suggests more mineral wealth is hiding beneath its deserts. The study, published by Bullion dealer SD Bullion ...