SCIENTIFIC INDEX. 



GS7 



Drift lakes classified, 180, 480. 



Driftless area, 117, 227, 275, 311, 317, 406. 



Ducks, 21. 



" Duluth granite", 103, 147. 



Eagles, 22. 



Eagle rocks, 296. 



Elevation and subsidence, 09, 101. 



Elevations above the sea, 122; lakes, 124; hills, 

 valleys and plateaus, 125; Houston county, 

 211-213; Winona, 244; Fillmore, 277: Olm- 

 sted, 328; Mower, 349; Dodge, 369; Freeborn, 

 380; Steele, 396; Waseca, 408; Blue Earth, 

 419; Faribault, 455; Watonwan and Martin, 

 474; Cottonwood and Jackson, 496; Murray 

 and Nobles, 522; Pipestone and Bock, 536; 

 Brown and Kedwood, 565 7; Yellow Medi- 

 cine, Lyon and Lincoln, 593; Big Stone and 

 Lac qui Parle, 615; Le Sueur, 634; llice, 

 652. [594, 616, 635. 



Elevations of the Minnesota river, 420, 566, 

 Also see names of railroads. 



Elk, 23, 28, 29, 79. 



Elms, 215, 636, 653. [634, 641. 



Elysian (fifth) moraine, 461 f. n., 581, 606, 621 , 



Endoceras magniventrum, 300, 655. 



Eozoic system, 568, .V.MI. 



Eozoon Canadense, 283. 



Epidote, 104. 



Erosion by streams. 122; Houston county, 210; 

 Winona, 239-242; Fillmore, 270-6; Olmsted, 

 328,333; Mower, 348; Dodge, 369; Freeborn, 

 381; Waseca, 408; Blue Earth, 417, 418, 430, 

 439; Faribault, 455; Watonwan and Martin, 

 474; Cottonwood and Jackson, 495-6; Mur- 

 ray and Nobles, 527; Pipestone and Bo ck 

 541; Brown and Kedwood, 564, 581; Yellow 

 Medicine, Lyon and Lincoln, 592, 602; P.ig 

 Stone and Lac qui Parle, 615, 622; Le Sucnr, 

 630; Bice, 651, 669. 

 Also see Water-courses. 



Erosion by weathering, 226, 598, 599. 



Erosion, glacial, 43(1, 571, 602. 



Erosion in Cambrian strata before the Creta- 

 ceous age, 234, 432, 439. 



Eskers, 582. See Kames. 



Euomphalus, 78. 431; E. Minnesotensis, 637. 



E-yan-shah, the Indian word for pipestone, 

 62 f. n. 



Faribault county, chapter on, 454. 

 Situation and area, 454. 

 Surface features, 454. 



Natural drainage, 454. 



Lakes, 455. 



Topography, 455. 



Elevations, 455. 



Soil and timber, 456. 



Trees and shrubs, 457. 

 Geological structure, 457. 



Bed-rock in wells, 457. 



Cretaceous beds, 460. 



Drift and contour, 4(10. [460. 



Glacial lake in basin of l>hie Earth river, 



Terminal moraines, 462. 



Modified drift, 464. 



Alluvium, 464. 



Pebbles and boulders, 464. 



Wells, 465. 

 Material resources, 467. 



Water-powers, 467. 



Bricks, 467. 



Peat, 468. 



Artesian fountains, 470. 

 Aboriginal mounds, 471. 

 Fault in St. Croix sandstone at Dresbach,259. 

 Fauna of the Minnesota valley, 37. 



of the Mississippi valley, 21. 28, 30, 32 f. n. 

 Favosites, 357 f. n.; F. lycoperdon, 79. 

 Favositoid coral, 391. 

 Feldspar, 38, 143, 569, 669. 



Also see Crystalline rocks as building stones. 

 Fenestella, 304, 305. 

 Ferruginous soils, 129. 

 Ficus, 573, 574; F. Ilalliana, 576. 

 Fillmore county, chapter on, 268. 

 Situation and area, 268. 

 Surface features, 268. 



Natural drainage, 268. 



Water-power mills, 268. 



Topography, 270. 



Elevations, 277. 



Soil and timber, 277. 



Trees and shrubs, 278. 

 Geological structure, 280. 



St. Croix sandstone, 281. 



St. Lawrence limestone, 282. 



Jordan sandstone, 284. 



Shakopee limestone, 285. 



St. Peter sandstone, 288. 



Trenton limestone, 289. 



Green shales, 293. 



Upper Trenton and Galena, 293. 



Maquoketa shales, MOO. 



Niagara limestone, 302. 



Devonian limestones, 303. 



Cretaceous beds, 307. 



Drift, 311. [313. 



Ancient peat and vegetation in tlied rift 



Wells, 315. 



Loess loam, 315. 



Alluvial ten-aces, 317. 



