462 



INDEX. 



Page. 



T. 65N., E. 5"W.... 352 



sections 269 



section T __ 271 



sections 22, 23 274 



sectlonSS 3S8 



seetions26, 27 389 



sections29, 30 398 



sections 31, 32 433 



sectiona3 390 



section 34 119,377,435 



section 35 435 



T. 65N., E. 6"W 432 



sections 3, 10 434 



sections 11, 18, 19, 25 133 



section 26 133,331,323 



section 27 133,302,321,323 



section 28 319 



section 29 325,333 



section 30 825,832 



section 31 133 



section 35 301 



T. 65N., E. 7W 432 



section 21 133 



sections 22, 23 433 



sections 25,36 133 



T. 66 N"., E. 5"W 428 



section 30 269,434 



T. 66N., E. 6 W 428 



sections 24, 25, 28, 34... 434 



section 35. 301,434 



T. 66 N., E. 12W., section 7 37 



T. 66 N., R. 13 W., sections 11, 13 37 



Travel in the district, roxitesand methods of.. 20-31,56-63 

 Trout, Bnrntside, and Basswood lakes, granites of, 



age of 261 



distribution of 258 



exposui'esof 258,262-263 



folding in 362 



petrographic characters of 259-260 



relations of 260-261 



topography of 259 



Tuffs, occurrence of, associated with gi'eenstones.. 166 

 Twin Lakes, ellipsoidal spherulitic greenstones 



near ^ 168 



Twin Peaks, greenstones at 133 



greenstone and gabbro in contact at 162 



Twin Peaks Eidge, conglomerate and greenstone in 



contactat 303-304 



XJ. 



Upham, Warren, cited on glacial deposits in Min- 

 nesota 426 



Upper Huronian sediments, area of 25, 374 



character of.. 25-26 



deposition of, conditions of 442-443 



formations composing 35,33 



Gunflint formation of 374-390 



metamorphism of 35,26,419 



sediments, relation of, to Duliith gabbro 407 



to Logan sills 408-410 



to Lower Huronian 97-98 



Eove slate of 390-395 



See also Animikie, Biwabic, Gunflint, and 

 Eove. 

 Upper Kewatin rocks, occurrence and character 



of. 119-120 



VanHise, C. E., acknowledgments to .56 



citation from, on Animikie rocks, age of 125 



on Archean and Algonkian rocks 104^-106.129 



on zone of fracture in rocks 148 



on fissility and bedding, relations of 280 



on geology of Lake Superior region 97-98, 



105-106,127-128 



on grunerite, origin of 1S7 



on hornblende fragments, secondary en- 

 largement of 77,319,338 



on iron-ore deposits of Lake Superior region, 



origin of 127-128, 190-191, 228-230 



on metamorphism Igi 



on schistosity and cleavage as related to 



bedding 302 



on slaty cleavage 177 



geologic work in Vermilion district done by 30 



Van Hise, C. R., and Irving, E. D., citation from, on 



Animikie slates 396 



on Gunflint beds 379 



on iron ores, origin of 338 



onmica-schistatEnglishLake 350 



onPenokee series 97-390 



Van Hise, C. E., Bayley, W. S., and Smyth, H. L., 



citation from, on iron ores, origin of 2.32 



Van Horn, P. B., acknowledgments to 31 



Vermilion group, relations of rocks of 87 



Vermilion Lake, area of 41 



character of 114 



conglomerate at 291-393 



stratigraphic relations of.. 98-114 



conglomerates and pseudo-conglomerates at . 351-3.52 



depth of... 45 



geology of region near 65,68,69 



glacial deposits at 428 



gold-bearing rocks near.. 67-69 



gold mining at 213 



granite at, age of 68 



distribution of 247 



exposures of 247-348 



folding in 350-251 



petrographic characters of 248-350 



relations of, to Ely greenstone 355-356 



structure and metamorphism of 351-354 



greenstones at and near ._ 118,131,135 



structure of 135 



hematite ores near 67,83 



ii'on-bearing rocks at, relations of '. 74, 202 



iron ores at and near 67, 75, 83, 213, 314, 



.lasper and hematite near ^ 72 



Knife Lake slates at.. 395 



Lower Huronian rocks at and near, ageof 384 



distribution of 277-378 



divisions of 275-276 



exposures of 278 



Knife Lake slates of 293-296 



Ogishke conglomerate of.. 284-393 



relations of 281-284 



structure of 378-281 



topography of 278 



micaceous rocks near 68 



ores near 82 



origin and general features of 44 



pseudo-conglomerates at 2.51-253 



schists at 253-254 



sedimentary rocks at 23 



