Oyez Oyez » drill https://oyezoyez.ca Thu, 19 Mar 2026 12:58:05 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 VERY Rare Michigan Native Copper Mine Isle Royale Dodgeville Drill Scar Calcite https://oyezoyez.ca/very-rare-michigan-native-copper-mine-isle-royale-dodgeville-drill-scar-calcite/ https://oyezoyez.ca/very-rare-michigan-native-copper-mine-isle-royale-dodgeville-drill-scar-calcite/#comments Thu, 03 Jul 2025 13:27:58 +0000 https://oyezoyez.ca/very-rare-michigan-native-copper-mine-isle-royale-dodgeville-drill-scar-calcite/ (READ MORE)]]>
VERY Rare Michigan Native Copper Mine Isle Royale Dodgeville Drill Scar Calcite. Isle Royal Mine Dodgeville MI. Native copper with drill scar calcite quartz copper oxides in basalt. Collected from the site of the Isle Royal Mine in Dodgeville.

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