div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: eskernmuedueskernmueduDr RegisLaboratory Studies in EarthTable 151 Precambrian Rocks of the Lake Superior Region Intrusive Rocks Duluth gabbro in Minnesota and Logan gabbro src=https:reader036fdocumentsusreader036viewer20220629225f0801e77e708231d41fdd55html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: eskernmuedueskernmueduDr RegisLaboratory Studies in EarthTable 151 Precambrian Rocks of the Lake Superior Region Intrusive Rocks Duluth gabbro in Minnesota and Logan gabbro src=https:reader036fdocumentsusreader036viewer20220629225f0801e77e708231d41fdd55html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: eskernmuedueskernmueduDr RegisLaboratory Studies in EarthTable 151 Precambrian Rocks of the Lake Superior Region Intrusive Rocks Duluth gabbro in Minnesota and Logan gabbro src=https:reader036fdocumentsusreader036viewer20220629225f0801e77e708231d41fdd55html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: eskernmuedueskernmueduDr RegisLaboratory Studies in EarthTable 151 Precambrian Rocks of the Lake Superior Region Intrusive Rocks Duluth gabbro in Minnesota and Logan gabbro src=https:reader036fdocumentsusreader036viewer20220629225f0801e77e708231d41fdd55html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: eskernmuedueskernmueduDr RegisLaboratory Studies in EarthTable 151 Precambrian Rocks of the Lake Superior Region Intrusive Rocks Duluth gabbro in Minnesota and Logan gabbro...