874 



INDEX. 



Page. 



Goose Creek Hills, ibyolite 516 



TO TUCUlilTS MOUNTAIKS Sir) 



Gosi-TJte Peat, Egan Mountains 487 



Bange 50J 



.geological structure 502 



granite 503 



Weber Quartzite 603 



Grade of Union Pacific Kailroad 2 



Grand Encampment Mountain, altitude... - 130 



amphibolite 138 



Archaean 137 



Peak, Peoquop Eange, altitude 505 



River, souice of 95 



Granite, Agate Canon, Cortez Eange «■. 570 



AND AECHiEAN ROCKS, COTrONtVOOD KEGIOM 355- 



(ArcbiBan), Pab-tson Mountains 775 



Eawlings Peak 160 



Southern Sboshone Eange C37 



as building'Stone 12 



Big Cottonwood Canon, "Wahsatob Eange.. 360 



Bruin Peak, Park Kange 135 



Cauon, granite 9 



position 3 



section of Palaeozoic 30 



carbonic acid in quartz of...- 691 



Cherokee Butte, Medicine Bow Eange 102 



Clark's Peak, Medicine Bow Eange 97 



Clayton's Peak, Wabsatch Eange 359 



Clear Creek Canon, Havallab Eange 678 



Clnro Hills 584 



conoidal structure in 355,619 



Dale Creek, Laramie Hills 12 



dikes in granite ff75 



Ega«'CaHoD, Egan Eange 4SS 



enclosed in rbyolite, Karnak 763 



Ethel Peak, Park Eange 135 



Fish Creek, Colorado Eange 25 



Eisb Creek Mountains 061 



Er6mont's Pass, East Humboldt Eange 532 



Gosi-trte Eange! 503 



Granite Canon, Laramie Hills 9 



Granite Peak, Pab-tson Monntaina 779 



Grasite Point, Augusta. Monntains 651 



Montezuma Eange 754 



Granite Eange .": 798 



■ -Hills ..., 8.51 



granite'porpbyry . . i 852 



Havallab Eange ..-. 674,678 



Iron Mountain, Laramie Hills 12 



Lake Eange 814 



Laramie Hills, disintegration of 8 



Little Cottonwood Cafion,Wah8atch Eange. _ 355 



Lone Peak, Wabsatch Range 357 



Long's Peak, Colorado Eange 22 



west side 24 



Lovelock's Knob 754,760 , 



Maggie's Peak, Seetoya Mountains 606 



MouNVlN, Pab-Ute Eange . ^ 689 



altitude 689 



Arcbsean.... . 689 



diabase 692 



feldspar-porpbyry 691 



garnet in Arcbsean 691 



tonrmaline in Arcbsean 6!)1 



Nannie's Peak, Seetoya Mountains 603 



Page. 



Granite, Pah-keah Peak, Pab-tson Mountains TiS 



Pab-supp Mountains 801 



Patterson Pass, Ombe Mountains 495 



Peoquop Range 506 



Pogonip Eidge, White Pine 542 



Point Cauon, Augusta Mountains, rbyolite . 6."i5 



porphyry, Bingham CaSion 450 



Clayton's Peak 361 



Franklin Euttes 491 



Goose Creek Hills 515 



Granite Hills 852 



Kinsley district ". 483 



Parkview Peak 123 



salt cubes in quartz of 492 



Stockton, Oquirrh Mountains 449 



titanitein 449,485,491 



Twin Peaks 361 



Whitehead Peak 169 



Rart River Mountains 429 



Range '. 797 



altitude 797 



basalt 799 



granite 798 



Mud Volcanoes 799 



Ravenswood Peak, Sboshone Range 8:i7 



RawlingsPeak ICO 



rounded quartz-grains in 103 



ealt-cubes in quartz of 6*03, 738 



Shoshone Eange 619,037 



Sportsman's Creek, Colorado Range 25 



Sybille Creek, Laramie Hills 9 



Tenabo Peak, Cortez Range 571 



titanitein 3.56,357,359, 



360, 477, 576, 676, 738, 778, 798, ?07 



tourmaline in... 777 



Toyabe Eange 628 



tremollto In 23 



Truckee Eange £06 



Wachoe Monntains .' 476 



Wab-weah Eange" 566 



West Humboldt Eange 714 



White Cloud Peak, East Humboldt Eange. 532 

 GrantviUe Peak, Aqni Mountains, Cambrian anti- 

 clinal 459 



Graphite in Archaean, Laramie Hills 16 



Gkass Canon, Pab-tson Mountains 783 



byalomelane tufa 785 



pearlite 783 



X rbyolite tufa 784 



Trtab, coal in Ecs Hill Cretaceous .... 327, 336 



Valley, Mud Springs 688 



Gray gneiss, Cherokee BUtte 102 



Great Desert, altitude 466 



soil 466 



Plains, Quatfernary 64 



Wyoming Conglomerate 64, 7) , 72 



Salt Lake 431 



Green Eivek Basin 191 



DEScr.iPTivE Geology of 207 



erosion of ' 206 



in Glacial period 206 



Pliocene 205 



Vermillion Creek Eocene 203, 239, 2.50 



Wyoming Conglomerate 20.5,258 



City Bluffs 241 



