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Early in Earth’s history, there were huge volcanic outflows over the Great Lakes area.
As new sediments overlaid these flows, copper solutions were crystallizing in the Precambrian flood basalts of the lava layers.
De Jonge, of the comprehensive work “Rocks & Rows – Sailing Routes Across the Atlantic and the Copper trade.” Join Jay this month, on the Ao M message boards for a lively discussion on the work, research and theories documented in this in-depth study of the megalithic subject.
Born 1943, grew up on Mercer Island, Washington, and Truro, Cape Cod, with several years on a sailboat in the Bahamas.
However, these studies claim that the 10 tons of copper oxhide ingots recovered from the late Bronze Age (1300 BC) Uluburun shipwreck off the coast of Turkey was “extraordinarily pure” (more than 99.5% pure), and that it was not the product of smelting from ore.