Mining in Poland: History and Current Production
2012-2-20u2002·u2002The earliest evidence of mining in Poland dates back to 3500 BC when flint was mined by Neolithic tool makers. In Krzemionki Opatowskie, there is one of the world's best preserved flint workings (3500-1200 BC). This is also one of the most valuable archeological sites in Europe.
Get Price