Classical Period (499 – 323 BC)Starting around 500 BC the mining at Lavrion reached its greatest importance for the culture and welfare of the Greek. The Persians had conquered northern Greece and the silver mines there. Athens had to rely entirely on the Lavrion mines as a result. The importance … Συνεχίστε να διαβάζετε το The Mines and Minerals of Lavrion – Ancient Mining History (II), By Branko Rieck.