INDEX. 



587 



506-,'il4, 515, 522, 571-572 



Pago. 



Diabaao uralito , 494,490 



Diabase porphyrito in Northern Complex 180 



{See Greeustone.) 



Diabasic lavaa ^^^ 



tuff8 160 



Diallage of poridotito 185 



Diamond drill holes 387, 542, 544 



Dikes in Basement Complex 555 



described 500-514 



in conglomerate 7* 



in gneiss . .' l'*8 



in Goodrich quartzite, plate of 410 



in granite 83 



in Huronian 93 



in Tshpeniing formation . 



in Marquette series 



in Mesnard formation 235 



in peridot ito 184-185 



in Republic trough 527 



in Southern Complex 218 



of acid rocks. {See Of granite, Of aplito.) 



of aplite 153,182 



of basalt 507 



of basic rocks. {See Of greenstone, Of diabase,) 



of chlorite-schist 181,509 



of diabase 153,102,178,179-180.188,218 



of diabase in greenstone-schiat 74 



in Marquette series 142 



of diorite. {See Of greenstone.) 

 of epidiorito {See Of greenstone.) 



of granite .' 150, 170, 182, 193, 213 



in Basement Complex 150 



in greenstone-schist 122 



in Laurcnlian 69 



in Northern Complex 151, 162, 182-183 



of granite-porphyry 182 



of greenstone 178, 180-181, 194, 488, 489, 517 



in Azoic schists 34 



in Baeemont Complex 150 



in Clarksburg series 460, 483 



in granite 10, 30 



in Laurentian series 69 



in Marquette series 487, 500, 500-514, 518-522. 523 



in iron-bearing formation . 32, 74, 131. 329, 379, 395, 398 



in Siamo slate 323 



of jasper 73 



of kaolin-schist 512 



of malchite 182-183 



of olivine diabase 507 



of quartz-diabase 140 



of quartz-porphyry 182, 183 



of sericite-schist 513 



of slate 49 



of soapatone in Negaunee 394 



of talc-scbiat 510-511 



of t rap in nietamorphic rocks 11 



relations to bosses 500 



{See Basic dikes and Acid dikes.) 



Diorito 34, 49, 50, 06, 72, 74. 75, 79, 98, 128. 148, 476, 487, 502 



analysis of 495 



fragments in conglomerate 538 



in Clarksburg formation 460, 464 



in Huronian series 94 



in Huronian schists 60 



in Marquette series 93, 487, 488, 491, 494, 495, 498, 500 



analyses of 495 



Page. 



Diorito in iron-hearing formation 00, 91, 119, VM 



in Northern Complex 151. 178, 181, 555 



in Knjjuhlic trough 538 



in Southern Complex 206 



origin of 99, 140 



relations to greenstone-schist 75 



to iron formation 86 



tojaapilito 75 



to quartzitic group 87 



to Hi-'dimentary rocks 105 



{iStfC Epidiorite, Greenstone.) 



Dioriteschists 49 



associated with conglomerate 148 



composition and origin of 84-85 



in Iluronlan series . 94 



in Marquette series 487, 488, 506 



relations to granite 83-84 



{See Greenstone-Schist.) 



Dioritic group 84-86 



relation of, to sodimentaries 105 



Dip of Ajibik quartzite 299,306,313 



of Bijiki schist 420 



of Goodrich quartzit« 415,427,430,431,539 



of iron formatiori 329,376,378,385 



of jasper 428 



of Kona dolomite 252, 255, 256 



of Lower Marquette series in Republic trough. . 539 



of Mesnard quartzite 567 



of schistosity of green schist 295 



of Siamo slate 272, 312, 315, 325 



of Wewe slate 257,258,271,278.281 



relation to folds 4 



Discordance. {See TTnconformity.) 



Doe River quartzite of Tennessee 571 



Dolerile of Marquette series 93 



Dolomite 241.243 



platesof 240.250 



associated with serpentine 00. 76 



clierty 244 



derived from peridotite 183, 184,185 



described 247.248 



ferriferous 233 



veins in peridotite and serpentine 180 



{See Kona dolomite and Limestone.) 



Drift deposits 162. 170, 191 



Duluth, South Shore and Atlantic Railway 127, 460, 498 



Republic bran(;h of 432 



Dynamic meiamorphism in biotite- granite 172. 174 



in Clarksburg tuffs 474 



in diabase 181 



in greenstone 145.156,501,508,514,523 



in gnoissoid granite 210 



in hornblende-syenite 177 



in hornblende-schist 205 



in micacous schist 200 



in muscovite granite 175 



in tutV deposits 169 



{See Pressure effects, Mashing. Contact action, 

 Brecciation.) 



Dynamically metamorphosed intrusi ves 200 



tulTs 158 



E. 



Eagle Mills 320 



East Points in Lake Michigamme 452 



Eastern area 253 



