864 



INDEX. 



Page. 



Basalt, Jacob's Promontory 643 



KawsoU Mountains 772,774 



Lake Range ♦. 815 



Montezuma Kange 757, 758, 7C0, 763 



Moore's Fork, Tampa Kiver If 4 



Mountain Wells Station 704 



Navesink Peak, Elkhead Mountains 178 



(nepheline,) sanidin in, the Eampart 180 



Ombe Mountains -. 499,500' 



over rhyolite 795 



in crater-cones 765 



piootitein 730,705 



period, erosion since 576 



quartz in 617 



Kailroad Canon 549 



Kod Dome ; 426 



Kozel Hills 424 



Kuby Group 4r0 



sand sculpture on 772 



Snowstorm Ledge, Black Rock Mountains...- 705 



Spauldiug's Pass, Pah-Ute Kange 709 



spherical forms in 618 



Stony Point 616 



Table Mountain, Pah-TJte Eange 703 



Truckee Canon 828, 831, 836 



Range 810, 811, 828, 831, 836, 844 



walls. North Park 126 



West Humboldt Range 729 



Whirlwind Valley 618 



WhiteEiver 184 



Bastion Mountain, Elkhead Mountains 177 



Battle Mountains 666 



basalt 672 



diorite 672 



geological strncture 667 



rhyolite 071 



Upper Coal-Measnre limestone.. 670 



Batula StoTcnsoui 146 



Bear Ridge, Fox Hill Cretaceons 185 



Bear River Ciiy, brackish-water beds 327 



Cretaceous age of 328 



Fox Hill Cretaceons 327 



Green River Eocene 239 



Plateau 414 



iron in Cambrian 413 



"Vermillion Creek Eocene 338, 415 



iliyolite tufa 337 



Wyoming Conglomerate 324 



Beaver Cclion, Cambrian quartzito 415 



Lake, Upper Cozl-Msasure limestone 305 



Bee-Hives, rhyolite tufa 480 



Bellevuo Peak, garnet in gneiss 108 



Benada Peak , Promontory Range, altitnde 4^2 



Bennett's Peak, diorite schist 100 



BEHKsniKE CaSon 839 



andesite 841' 



basalt 844 



daoite 842 



melaphyr 839 



propylite 840,842 



ihyolite 841,842 



trachyte 841 



Berry Creek, Uinta Range, Weber Quart zite 321 



Big Cottonwood Cafion , Cambrian, thickness of 366 



granite SCO 



Page. 



Big Cottonwood Cafion, syenite-porphyry 360, 365 



Big Horn Ridge, Fox Hill Cretaceous 266 



Big Thompson Creek, conrse of.; 20 



fallof 2 



Mesozoic strata 57 



Bindheimite 759 



Bingham Cafion, diorite 451 



granite-prophyry 450 



rhyolite 441 



Weber Quartzite 4,51 



Bird bones, Vermillion Creek Eocene 226 



Bishop's Mountain, Wyoming Conglomerate 22(> 



Bitter Creek Uplift, anticlinal axis 334 



Bituminous sandstone. Fox Hill Cretaceous 295 



Triassio 299 



Black Butte (Nevada), Jnrassic 739 



syenite 739 



(Wyoming), altitude 232 



ro etamcrphosed sandstone 233 



Station, Laramie Cretaceous 231 



Vermillion Creek Eocene 213 



Canon, Montezuma Range, basalt , 757 



Mountain, Virginia Range, basalt 847 



quartz, coloring matter of 663 



Rock Poiiit, cave in limestone 454 



Lower Coal- Measure limestone.. 453 



terrace-lines 454 



Black Rcck Mountains 790 



basalt 795 



dolerite 794 



geological strncture 792 



mining 793 



palagonite tufa 794 



rhyolite 795 



Point, Oquirrb Mountains 453 



Black's Fork, Triaasic 254 



' Upper Coal-Measure limestone 255 



Weber Quartzite 255 



Blacksmith's Fork, canon (f 408 



falls of... 413 



Blende 731 



Blue Point Spring, Peoquop Range 510 



Bone Valley 591 



Bonneville Peak, A qui Mountains, altitude 456 



Cambrian quartz- 

 ite .- 457 



fault in Cambrian. 450,467 



Boone Creek, rhyolite 630 



Bosjeniannite 424 



Boulder Creek, Lower Helderberg fossils 608 



Ogden Quartzite 609 



Pogonip limestone 609 



Bournonite ''31 



Box I Idcr Canon, Wahsatch Range, Cambrian. 403 



. Silurian 403 



Creek (Crlorado), section of Jurassic 38 



Triassic 34 



Peak, Wahsatch limestone 404 



Region 403 



Brackish-water beds. Bear River City 327 



Bridger Basin - 238 



Eocene 244 



Church Buttes 245 



described 204 



erosion of .--- ^^ 



