“Geology for Tourists” will reveal the incredible geological history of Iron County and Wisconsin’s Northern Highlands. Dick Thiede, AOGWLG*, will present a lecture on Friday, August 27 at 10:00 a.m. to 12:00 p.m. in the Mercer Community Center. The lecture will describe the 5 billion year geologic history of the Northern Highlands with a focus on process and geological cycles. From molten ball to ocean bottom to Teton-like mountain rage to land of lakes, Northern Wisconsin has become a world-class source of metals and precious minerals. The lecture will include a PowerPoint and rock samples. The event is free and open to the public, with no registration necessary.
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