INDEX, 



Actinolite, alteration of, 210. 213-2U. 



from feldspar. 305. 



of actiuolitif slate. 195, 196, 21U-215, 257, 362, 364. 



of r.hlmiterock, 111. 



of iernigiuous rhert, 203. 266. 



of cri-eei)stont'-('oiiiilc»Tiierate. 375. 376,377. 



of irnn-lieHriiijy; iiu'inlier. 141,268. 



of iron ciu-boiiJite. 266. 



«ii-itiin of. 258, 259, 260. 267. 



psiMi(loinoriib,s. 25a. 



rehiticms to iuai!;netito.25H. 



relations ti> siiU'iitr, 4:i3, 

 Artiunliji- -rocU.tlt-scrihed.see. 

 Actinolili!ailiist,46!i. 471. 



tlesri-iUcil. 21.5,216,217. 219, 220. 24.t, 366. 367,382,494,496. 



(Sfo Artlnvlitic Klate.) 

 Actinolitic wlate, 190, 195, 198, 199, 279, 297. 364. 365. 



analysis oT, 197. 



<-<mrrutii»us in. 212. 



crystallizalinn of. 267-268. 



descrihetl, 194-198. 210-215, 266-267. 496. 498, 504, 506. 



o:r!iaHS in(o inm carbonati-, 246.2.=i7.258.26ii, 262. 266.2G7. 

 294, :{G2. 



origin i>l'. 257-260. 



relations to eruptivos, 259. 



relations in lurmginona rbert, 200, 202 20;i, 212. 213. 246. 

 257, 258. 259. 266. 



relations to liun'slones, 259, 267. 



relations lu npyer-slale. 214. 



(See ActinoUti'-xc/iiist.) 

 Agglomerate, uao of term. 374. 

 Agnotozoic, ])roposi'il by Ii'\ ing, 87. 

 Agogebie lake. (See (ioffcbic lake.) 

 Agogebie district, M' right on. 83. 

 Albito of qnartz slate, 150. 

 Algonkian, 472, 473,474. 

 Alteration of actinolite, 210. 2i:t, 214. 



of anipliibole. 354. 



ofaugite,356,414.435. 



of chlorite, 353. 



of diabase, 348, 355, 356, 357. 358, 359. 



of diallage. 115,353. 



of dikes, 255, 271,290. 



ofeniptives, 294. 



ol tVblspar, 107, 108, 110, 118, 122, 125, 148, 150, 151, 155, 179 

 180, 305, 306,333 334.33.5,336,337,338,339,340.342,343, 

 353, 356, 444. 



of hornblende, 122. 



of iniu carbonate. 199. 201, 204, 205, 254, 283, 284. 286-290. 291, 

 292.294,205,393,434. 



of uiaguetite, 356, 358. 



Alteration of nienaccanite, 414. 



of microcliue. 335. 



of oligoclase, 335. 



of orthoclaae, 335, 338. 



of plagioelase. 115. 353, 413. 



of pyroxene. 115. 353. 354. 



of siderite, 201. 202. 253, 283, 362. 

 AmiiluUde. alteration of. 354. 



tVoni angite. 3.56, 414. 



from diallugi!, 353. 



from pyioxeiu^, 354. 



incUnb-d in feldsjiar, 412. 



of ;ictiuolitie slale, 197. 



ordiai)a.se, 356. 



[Hi-Q HonildtiuU' imi\ Suiiimijillf,-.) 

 Amygdaloid. 410,434,462.466. 



described, 4IH. 



of Keweenawan, 340. 



rehitions to green.stone cnugUnnerate. 380, 418, 419. 

 Analysis, actinolilic slute 197. 



unde^iiie, 352. 



anorthotdase, 352. 



biotite-s*diist,33B. 



clay-slate, 306. 



feldsjiar, 352. 



garnet, 214. 



ii<ni carbonate, 192. 



inm ore, 281. 



labradorite, 352. 



limestonoB, 130-131. 

 Andesine of diabuse. 352. 357. 

 Animikie district,81, 192. 212, 24>!, 2.'"i9. 260-267. 394, 433, 472. 473, 



498. 500. 506. 

 Animikie scries, relations to Keweenawau. 261. 469—470. 

 - relations to Hnronian, 281. 



relations lo Peuokeu series, 66. 261, 262. 468-470. 



uaconformably above granite, 261, 262. 



nnconlormably above .schist 261,262. 

 Ankerite. desciibed. 367. 



ttf a4tiuoIitic slate, 364. 

 Anortboelase. analysis of, 352. 



of diabase, 352. 

 Anvil mine, 179. 

 Apatite of diabase. 350. 



of gabbro, 115. 



of syenite. 115. 

 Apostle islands. 188. 

 Ar(-be:in. 81-83. 87, 468, 472, 473, 474. 

 Ashland mine, 83-84. 91, 154, 162, 163.277,281. 

 Atkin.s hike, 128,216,443. 

 I Augite. alteration of, 356, 414. 415, 417, 435. 



enlargement of. 86. 353. 411. 

 I of augite-porpbyrite, 415, 417. 



523 



