Minerals and Metals in Ancient India v1.c25.3

v1.c25.3

The problem of ancient mining archaeology is indeed very complex for the following reasons. In the Pre-Historic Period, mining was done mostly on surface zones and placer deposits which were eventually consumed; even the residues on suspected depressions and open-cast mines (e.g. of iron ores) cannot be C-14 dated in the absence of datable biological samples.