Last additions - UP Geology
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Stromatolite in Copper Harbor Conglomerate, Keweenaw Co.Apr 18, 2008
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Stromatolite in Copper Harbor Conglomerate, Keweenaw Co.Apr 18, 2008
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Basalt clast in Copper Harbor Conglomerate, Keweenaw Co.Apr 18, 2008
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Field of glacial erratics, just south of the border! Apr 18, 2008
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Huron Mountains, Baraga Co.Apr 18, 2008
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View of Lake Superior from Huron Mountains, Baraga Co.Apr 18, 2008
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Granodiorite cut by Keweenawan mafic dike, Baraga Co.Apr 18, 2008
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Diorite inclusion within granodiorite cut by felsic dikes, Baraga Co.Apr 18, 2008
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Felsic dikes cutting granodiorite, Baraga Co.Apr 18, 2008
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Cross bedding in Jacobsville Sandstone, Marquette Co.Apr 18, 2008
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Cross bedding in quartzite, Baraga Co.Apr 18, 2008
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Felsic dike that was cut by a fault while the granite was cooling, Marquette Co.Apr 18, 2008
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Tight fold in schist, Marquette Co.Apr 18, 2008
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Tight fold in BIF, Dickinson Co.Apr 18, 2008
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Ripple marks in Mesnard Quartzite, Marquette Co.Apr 18, 2008
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Owl Creek Fissure, Keweenaw Co.Apr 18, 2008
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