and tools were made of copper. This period was still largely Neolithic in character. Also called Eneolithic... Also called Copper Age – Origin early 20th
شوی (لارښود) Hall and Coles, pp. 81–88. O'Brien, W. (1997). Bronze Age Copper Mining in Britain and Ireland. Shire Publications Ltd. د کتاب نړيواله کره
CS1: څو نومونه: ليکوالانو نوملړ (link) Jones 2014، مم. 148, 149. "The Old Copper Complex: North America's First Miners & Metal Artisans". لاسرسينېټه ۱۰