Index [Italic page numbers indicate major references] accommodation zone, 37,40,42,57, argillite, 330, 348, 352, 355, 465 present, 471 70, 78, 244 Arguello plate, 4, 13, 18 pull-apart, 360 geometry, 57 Argus Mountains, 349, 385 rhombohedral, 377 kinematics, 57 Arizona, northwestern, 37 sedimentary, 332, 477, 489, 494 actinolite, 84, 89 Arrastre Spring fault, 318,323, 331 structural, 447 agglomerates, 367 Arrow Canyon Range, 240 subsurface, 146, 448 aggregates, 84 Arrowhead Mine fault, 124, 225, 227, Bat Mountain area, 306, 307, 311, 315 Alamo syncline, 230, 232 230 Bat Mountain block, 307, 315 Aleutian subduction zone, 8 Artist Drive Formation, 288 Bat Mountain fault, 307 alkali feldspar, 185 ash, 254 Bat Mountain Formation, 307 alluvial fan deposits, 472 Ash Hill fault, 360 Beatty area, 296 alluvium, 207, 225, 240, 243. 244, Ash Meadow Quadrangle, 307 Beaver Dam Mountains, 116, 143, 272, 284, 297, 307, 356, 368, assimilation, 26, 404, 405, 409 149, 151 426, 489 asthenosphere, 2, 6 Beaver Dam Mountain breakaway, 490 alteration, 78 augite, 26, 395 Beck Spring Dolomite, 348, 350, 354 Alum area, 448, 459, 468, 471 avalanche, debris, 329 bedding, 202, 242 age, 453 Avawatz fault block, 323 geometry, 160 conglomerate facies, 448 Avawatz Formation, 318, 323, 324, bedrock, 144, 242, 243, 244, 297 siltstone-sandstone facies, 451 329, 332 bedrock scarp, 146 stratigraphy, 448 lower, 329 Belted Range tuff, 216 structure, 457 upper, 330 bending, dextral, 279 thickness, 452 Avawatz Mountains, 317, 332 Benton quadrangle, 466 Alum unit, 448, 451 southern, 317,331 Big Dune basalt center, 294 Amargosa breakaway, 388 western, 317 Big Dune Quadrangle, 314 Amargosa Chaos, 277, 289, 364, 375, Avawatz Mountains Quartz Big Smoky Valley, 471 387 Monzodiorite, 319, 329 Big Smoky Valley tuff, 448, 451, 452, Amargosa Desert, 299 Avawatz Peak, 331 468 Amargosa detachment system, 388 Aztec Sandstone, 118, 129, 478,484, biotite, 26, 29, 84, 89, 184, 185, 321, Amargosa fault, 355, 358, 360, 366, 498 369, 382, 417, 418, 434, 452, 373 age, 486, 487 457, 465, 467, 486, 488 Amargosa Narrows, 276 Bird Spring Formation, 129, 134, 137, Amargosa system, 364, 387 backthrusting, 199, 200 140, 216, 223, 238, 240, 247, Amargosa thrust, 350, 368 Badger Mountain fault, 216, 217, 230, 330, 489 Amargosa Valley, 286, 287, 289 233 Bird Spring thrust, 480, 487, 490 Ammonia Tanks caldera, 287 Bald Mountain volcanic center, 215 Bishop ash bed, 265 Ammonia Tanks Member, 253, 268, Banded Mountain Member, 114, 128, Bitter Ridge, 489, 490 287 132, 134, 147, 151. 223 Bitter Ridge fault, 493, 494 amphibole xenocryst, 405 Bare Mountain, 252, 253, 273, 275, Bitter Ridge Limestone, 118 amphibolite, 24, 33, 59, 64, 78, 80, 277, 287, 288, 289, 294, 299 Bitter Spring Valley fault, 494 83, 84, 87, 104, 106, 355, 364, Bare Mountain fault, 273, 278, 279, Black Hills Basin, 243, 244 380, 386 296 Black Marble, 277, 278 andesite, 33, 34, 215, 368, 392, 405, basalt, 13, 24, 26, 30, 32, 33, 45, 94, Black Mountains, 288, 289, 341, 358, 453, 461, 463, 466 156, 215, 228. 254, 268, 287, 363, 375, 383, 422 anhydrite, 484 290, 354, 368. 385, 392, 401, accommodation zone segments, 57, anomalies 408, 419, 434, 457. 466 70 Eu, 408 Basalt area, 465 central, 40, 42, 78 magnetic, 3 Basalt quadrangle, 466 east-tilted domain, 54 seismic velocity, 8 Baseline Sandstone, 128 faults, 373 Antelope Valley Limestone, 241 basement, crystalline, 53, 60, 100, geologic setting, 45 anticline, 23, 28, 32, 54, 156, 187, 126, 136, 137, 144, 252, 330, northern, 102, 106 197, 200, 202, 204, 228, 346, 341, 377, 378, 383, 387 paleomagnetic data, 71 349, 350, 358, 371, 458, 471 Basin and Range extension, 9, 100, southern, 368 anticlinorium, 371 101, 115, 117, 196, 207, 210 west-tilted domain, 47 Antler Orogeny, 209 Basin and Range province, 37, 78, Black Mountains segment, 58 apatite, 84 110, 156, 209, 213, 252, 266, Black Point, 409 apophyses, 25 273, 278, 283, 284, 297, 335, Black Rock Spring, 189 arc switchoff, 16 369, 388, 414, 448, 471, 473 Blackwater Canyon, 364 arc terrace, 478, 479, 483, 486 southern, 275, 478, 498 Blanco Mine area, 452, 463, 468, 471 arc volcanism, 8 northern, 181 Blue Ribbon lineament, 233 Arch Mountain, 80, 94 basins, 230, 297 Archeocyathids, 451 Bonanza King Formation, 93, 113, depositional, 243 Arcturus Formation, 181 114, 126, 127, 132, 134, 147, arenite, 355, 487 development, 473 149, 223, 233, 240, 242, 244, extensional, 448 314, 354, 368 Downloaded from http://pubs.geoscienceworld.org/books/book/chapter-pdf/955040/mem176-bm.pdf by guest on 01 October 2021 502 Index Boulder Canyon, 106 Cascade volcanoes, 8 Cody Mountains, 30 Boulder City pluton, 90 Cascadia subduction zone, 2, 8 Cohenour Mine, 93 Boulder Wash, 90, 93 Castle anticline, 23, 28 colluvium, 259 Boundary Canyon fault, 289, 299 origin, 31 Colorado Plateau, 45, 113, 116, 126, Bow Canyon fault, 259 Castle Mountains, 23, 32, 33 136, 150, 233, 478, 480, 488, Bow Ridge fault, 261, 269 geology, 24 489, 495 Bowl of Fire, 482, 483, 484, 490, stratigraphy, 24 Carmel Formation, 478, 485 491, 493 cataclasite, 85 Chinle Formation, 478, 480, 486, breccias, 49, 80, 85, 100, 102, 318, Cenozoic, 1, 6, 18, 123,181, 200, 487, 494 327, 332, 346, 348, 350, 353, 237, 242, 273, 305 depositional sequences, 478 354, 367, 369, 380, 451, 459, late, 232, 308, 317, 336 Entrada Sandstone, 478, 488 463, 466 Central Nevada caldera complex, 182 Glen Canyon Group, 495, 498 channelized, 107 Cerbat Mountains, northern, 54 Moenkopi Formation, 478, 480, flow, 24 Cerbat Mountains fault block, 58 487, 488 limestone, 487, 488 Chainman Shale, 182, 189, 216, 223, southwestern, 477 nonchannelized, 107 225, 238, 245 Temple Cap Sandstone, 478, 485 sedimentary, 442, 448, 468 Chemehuevi-Whipple detachment, unconformities, 478, 480, 482, volcanic, 52, 465, 468 190 485, 486, 487, 489, 494 brecciation, 241 Cherry Canyon, 202, 206 Colorado River extensional corridor, Bridge Spring, 33 Cherry Creek, 204 42, 45, 54, 58, 66, 68, 70 Bright Angel Shale, 80, 93, 110, 113 Cherry Creek fault, 204, 207 Colorado River trough, 23, 31, 78 Bristol Range, 190 Cherry Creek Summit, 202 compression, 151 Bruno Creek, 204, 206 Cherry Creek tuff, 207 conglomerates, 24, 33, 45, 49, 80, 93, Buckboard Mesa, 292 chert, 434, 448, 453, 462, 463, 465, 102, 104, 189, 215, 221, 225, Buckhom fault, 225, 227 466, 480, 481, 483 228, 230, 232, 243, 287, 308, Bullfrog Hills, 275, 277, 289, 297, Chert Ridge, 225, 227, 234 318, 323,329, 332, 348, 416, 299 Chicago Pass thrust, 373 422, 434,448, 451, 453, 459, Bullfrog Hills detachment, 276 Chinle depositional sequence, 495 463, 465, 467, 480, 482, 487, Bullion Member, 129, 149 Chinle Formation, 132, 478, 480, 497 Buried Hills, 232 486, 487, 494, 497 limestone-pebble, 480, 494, 497 Burro Trail fault, 368 age, 486, 488, 498 Connoly Wash, 115 Busted Butte, 259, 270, 272 members, 480 contact thrust, 487 Butte Valley fault, 348 Chisholm Shale, 113 Contact-Red Spring thrust, 125 chlorite, 78, 83, 84 contaminants, 401 Cactus Range, 288 chlorite phylonite zone, 83, 89 continental extension, 37, 58, 70, 78 calc-alkaline trend, 397 Chowderhead anticline, 244 continental rifting, 40, 68 calcite, 78 Chowderhead basin, 243 Cordillera, 346, 348 calderas, 182, 272, 276, 284, 290 Chuckwalla Canyon, 368, 371 Coso Range, 408 caliche, 265, 419 Chuckwalla fault, 368, 369 Coso volcanic field, 26, 408 Calico Hills, 247, 253, 273, 279, 289 Church Rock Member, Chinle Cottonwood Mountains, 416,417, Caliente caldron complex, 156, 168, Formation, 480 418,419, 421, 422, 433,434 182 Clark County, Nevada, 78, 79, 237, northern, 413,434 Caliente fault, 159 243 Cottonwood Mountains block, 414, California, 305, 345, 391 Clark Mountains, 486, 489 432 eastern, 23 Clark Range, 479, 486, 487, 490 Cottonwood Wash tuff, 182, 189 southeastern, 317,363,377 clasts, 102, 185, 215, 243, 329, 331, Cowhole Mountains, 486, 487, 490, California Basin and Range, 335, 336, 354, 417, 419, 435 , 448, 453, 494, 498 341, 343 467 Cowhole Mountains-Old Dad Callville Limestone, 110, 150 carbonate, 480 Mountain block, 488 Cambrian, 113,115 clay minerals, 355 Coyote Spring, 463 Campito Formation, 451, 457, 458, claystone, 243, 448, 468, 480, 482 Coyote Spring syncline, 223 459, 462 Clayton Valley, 468, 471 Coyote Spring Valley, 240 Candelaria Junction tuff, 466 Clery thrust, 233, 307 CP Hills, 247, 297 Candor Canyon area, 188 Clery-Bat Mountain fault, 307, 311, CP Hills thrust, 247,297 Candor Canyon Formation, 187 315 Crater Flat, 254, 276, 279, 289, 290 Candy Peak area, 146, 148 Clery-Bat Mountain thrust, 311 Crater Flat fault, 300 Canyonlands National Park, 273 clinopyroxene, 434 Crater Flat graben, 289 carbonate clasts, 480 clinozoisite, 78 Crater Flat-Lathrop Wells area, 292 carbonate crust, 42 Clover Mountains, 149 Crater Flat-Prospect Pass caldera carbonate sequence, 126 Coal Valley basin, 472, 473 complex, 286 carbonates, 150, 241, 377, 417, 434 Coaldale area, 448, 463, 468 Crater Flat Tuff, 253, 267, 276 Carmel Formation, 478, 485 age, 465 crust age, 486, 488, 498 stratigraphy, 463 continental, 346 members, 485 cobbles, 416, 420 lower, 336, 343, 409 Carmel Sea, 495 COCORP, 335 Carp Road fault, 137,142 rifted continental, 38, 40, 44, 70 Carp Summit, 137, 146 COCORP Death Valley seismic thickness, 343 Carrara Formation, 223, 233, 238, transects, 335 upper, 68, 343, 401, 409 241, 244, 245, 314 COCORP Mohave seismic transects, Crystal Pass Limestone, 115, 117 335 Crystal Pass Member, 323 Downloaded from http://pubs.geoscienceworld.org/books/book/chapter-pdf/955040/mem176-bm.pdf by guest on 01 October 2021 Index 503 Crystal