Most viewed - UP Mining Areas
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BOOM!!!!!! Caledonia Mine, Ontonagon Co.127 views
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Talc (green) in serpentinized peridotite, Ropes Gold Mine, Marquette Co.126 views
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Packing drillholes with explosives, Caledonia Mine, Ontonagon Co.125 views
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Republic Iron Mine pit filling with water, Marquette Co.124 views
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Ropes Gold Mine, Marquette Co.104 views
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Tilden Mine, Marquette Co.99 views
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Ropes Gold Mine, Marquette Co.91 views
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Bench at Empire Mine, Marquette Co. (Note dark line running down bench; this is a Keweenawan mafic dike)83 views
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Fresh material after a blast at Empire mine, Marquette Co.81 views
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Centennial No. 6 Shafthouse, Houghton Co., MI81 views
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Large truck and shovel at Empire Mine, Marquette Co.75 views
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Centennial No. 6 Shafthouse, Houghton Co., MI75 views
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Nordberg Compound Stamp, Tamarack City, MI74 views
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Nordberg Compound Stamp, Tamarack City, MI73 views
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Centennial No. 3, Houghton Co., MI73 views
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Equipment working at Empire Mine, Marquette Co.71 views
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