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Copper Firebrick Beads

Monday Feature – Copper Firebrick Revealed

In my mind, copper is truly a Michigan metal.  Obviously, copper is found in many other places in the world. Michigan’s native copper, however, found and mined in the Upper Peninsula, is a rare form of copper.  Up until the point that native Michigan copper was discovered (around 1837),  according to E. William Heinrich’s ” The […]

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