Where in west Africa is gold found and what are its sources ... like the reliance on subjective judgment to create reliable maps and the need to spend money prospecting in areas with low chances ...

Africa is a continent full of natural minerals and is home to some of the world's largest gold reserves. In fact, a number of African countries hold more than a whopping 100 metric tons of the ...

Where in west Africa is gold found and what are its sources ... like the reliance on subjective judgement to create reliable maps and the need to spend money prospecting in areas with low chances ...