598 



INDEX. 



Mica of conglomerate 412, 413 



of ferruginous cliert 3'9 



of ferruginous slate 379 



of gneiss ^-' 



of gray wacke •'J'' 



of mica-slate 58* 



of recomposed jasper 4U 



of quartzite 3*^2 



of slate 318,320,448 



(See Biotite, Muscovite, Soricite.) 



Mica-gneiss 413, 416, 442, 445, 447, 450, 452, 458, 46C 



concretionary structure in 4o0 



Micd-hornblende-schist ^14, 523 



Mic.i-schist 50, 



92, 93, 137, 256, 289, 302, 317, 322, 433, 435, 440, 442, 444, 

 445, 446, 447, 449, 452, 456, 457, 526, 528, 534, 535, 566, 579 



ileveiopment of *49 



in Korthern Complex 171 



intruded by granite, figure of 193 



of conglomerate ^•'S 



origin of 100,103-104 



relations to intrusive greenstone 323 



(See Biotite-scliist, Micaceous schist, Muscovite- 

 schist, Biotite slate. Mica slate, Muscovite- 

 slate, Sericite-schist.) 



Mica-slate 10,11,256, 



268, 275, 298, 305, 310, 312, 320, 435, 

 436, 445, 446, 449, 453, 456, 566, 579 



from quartzite 323 



interstratifled with conglomerate 287 



relations to intrusive greenstone 323 



(See Biotite-schist, Mica-schist, Micaceous schist, 

 Muscovite-schist, Biotite-slate, Muscovite- 

 slate, Sericite-schist.) 

 Micaceous-amphibole-schist in Southern Complex. . . 208 



Micaceous flagstone in arenaceous slate group 92 



Micaceous hematite 97, 363, 374, 387, 429 



polyhedral cavities in 9 1 



Micaceous garnetifei ous schist 92 



Micaceous schist, analyses of 202 



atMichigamme 92 



in Southern Complex 192,195-203,219 



Michigamme 92, 11 < , 



118, 284, 324, 329, 331, 378, 384, 388, 390, 

 409, 412, 417, 423, 436, 452, 518, 560, 572 



Michigamme anticline 573 



Michigamme area 300 



Michigamme formation 408, 415, 440, 443, 535, 554 



described 444-459 



relations to Bi.iiki schist 419 



relations to Goodrich quartzite 411 



relations to Ishpeming formation 452 



Michigamme jasper 5i7 



alteration of 5^6 



compared with Eepublio jasper 576 



of Menominee district 531, 576 



Michigamme Lake. (See Lake Michigamme.) 



Michigamme mine 89,92, 



94, 100, 116, 126, 300, 314, 322, 352, 376, 377, 389, 396, 

 399, 410, 412, 420, 421, 424, 475, 503, 504, 547, 558, 576 

 section of, showing relations of jasper, ore, con- 

 glomerate, and qnartzite 420 



Michigamme Mountain 576 



ilichigamme Eiver 23, 52, 191. 445, 489, 526, 535 



Michigamme .slate 41", 535, 565, 574, 570 



relations to Clarksburg formation 461. 462, 403 



Michigan 5,44,62,63,04,69,504 



Michigan Geological Survey 1. 6, 



7, 39, 46, 47, 48, 57. 59, 81, 127, 135, 136, 142, 146-148 

 Michigan Lake. (See Lake Michigan.) 



Michigan, State Geologist of 118,119 



Michigan street, Marquette 187 



Microcline, cleavage of, developed by pressure 264 



from orthoclase 172 



of biotite-granite 172-173, 174 



of conglomerate 442,535 



of gneissoid granite 211 



of grani te 526 



of mica-gneiss 459 



of mica-schist 443 



lof . 



173 



Micropegmatite in quartz-diabase 519 



Migisi bluflTs 238,252 



Milwaukee and Northern Railroad 473, 541 



Mineral lands on Lake Superior 12, 14-17 



Mines: 



Barnum 126,386,396,398 



Barron 125,386,387,412,432,433 



Beaufort 127 



Blue 395 



Boston 126,377,424 



Buffalo 117,118 



(See Queen Mining Company.) 



Cambria 395 



Cannon 53,54.439 



Cascade 86,125.128.312 



Champion 89.94,95,129,139,140, 



142, 193, 396, 399, 412, 434, 435, 525, 537, 538, 549 



Chippewa 53.54,439 



Cleveland 46,89,94,97,119,142,507 



open pit of, plate of 336 



Cleveland Clifl's 379 



Cleveland hematite 395 



Cleveland Lake 395 



Daliba. Phenix 127 



Dexter 377,378,424 



Edwards, cross section of ore bodies at, figureat. 96 



Ely shaft 540,541 



Erie 439,440,441.537 



Eureka 85, 187 



Excelsior 378,425 



Fitch 125,129,384,410,430,432 



Foster , 45,383 



Gibbon 89 



Gllmore 509 



Goodrich 89,125,126,142, 



299, 332, 335, 383, 384, 396, 409, 430, 431, 432, 560 



Grand Eapids 354,366,380 



Gribben 89 



Harlowe 85 



Home 73, 89 



Humboldt 129,386,412,433 



Iron Cliffs 115 



Jackson 22, 



37, 54, 74, 89, 90, 94, 125. 128, 142, 346, 360, 

 366, 396, 403, 410. 412, 427, 428, 433, 521, 569 



J ackson Iron Company 15 



Keystone 52,82,92 



Kingston 544 



Kloman 51,396,439,440,442,529,544,549 



Lake Angeline 379. 395 



Lake Superior 46,53, 



54, 72, 73, 89, 94, 109, 117. 125. 128, 379, 425, 489 

 - Xo. 1 pit of, plate of 338 



