534 



INDEX. 



Unconfonii ity bet weeDPeiiokee series and Sunt Iktii Cuniplex, 



56, 77. 81. P2. CO, IllT-108. 109, ]-2\). 17:i, ;i4:i, J44-45J. 409. 

 between Quartz. slate and Southern Complex 1, 29, 173, 444, 



4.11. 

 Upper .slate, 385, 296-345. 431, 434, 4:i0, 4:iS, 457. 4.'i9, 4CU. 408, 471, 



472, 474, 512, 514, 516. 

 bedding of. 296. 

 eleavage of, 296. 

 diabase of, 348, 359. 

 dikes of. 358. 

 greenstones of, 285. 

 origin of, 332-3J5. 

 relations to aetinolitic slate, 214. 

 rotations to erupti\ es. 347, 318, 3.58. 

 relations to greenstone-eonglonierate. 420. 

 relations to Iron-bearing member. 200, 294, 296, 297, 298, 



299,300,450.404-465. 

 relationstoKeweenawan. 297-299, 300, 301, 302. 347. .348.358, 

 relations to Quartz-slate, 290, 297. 

 relations to Southern Complex, 343-344, 345. 

 thickness of 296, 298-299. 456, 459-461. 

 topography of, 301, 302. 

 (See Slate.) 



Van Hise referred to, 9. 10-11, 77-78, 84-S5, 86, 102. 

 Veins of chlorite, 418. 



of concretions. 206-207, 208. 



of epidote, 418. 



Veins of ferru.einoufl cnert. 254. 



of iion carhonate. 202. 



of quartz. 418. 

 Vermillion district. 2, 260, 201. 293, 356, 468. 472. 473. 474, 496. 

 Vermillion lake, 496. 

 Viridite of iron carbonate, 190. 

 Volcanic tufl'. {See Tuff:) 



W. 



Wadsworth referred to, 56-58, 71, 73-75, 75-77, 249. 412. 



Wales, chert of, 140, 251. 252. 



Wbit«, acknowledgments to, xiv. 



WhitQeld referred to, 2.56. 



Whitney referred to, 6, 10. 13-14. 15. 16-17, 56, 71, 7:i-77. 



\\'hittlesey referred to, 7, 17-22, 27-30. 34. 36. 



Wight referreil to. 9. 



A\'illiains referred to. 412. 



Winchell, Alexander, referred to, 99-102, 473. 



Winchell, N. H.. referred to. 78-81, 96-99. 101-102. 



Wisconsin, 1, 41, 474. 



Wisconsin (!entral Kailroad, xill, 347. 



Wisconsin geological survey referred' to, 3, 5, 7, 8, 9, 10, 11. 20, 



22, 27, 39, 40. 45, 58. 66. 84, 127, 128, 138, 143. 183-184, 186, 195, 



196. 

 Wright referreil to, 3, 9, 40^' , 52-56, 58-59, 78, 83-84, 104, 186. 



Y. 



Yellowstone National Park, 251. 256. 

 Yorkshire, chert of, 140, 251. 



16 0^ 



