Grenville belt, province, 23, 26 

 Grenville orogenic belt, 34 

 Grenville orogeny, 36 

 Gros Ventre Range, 361 

 Guadalupe uplift, 405 

 Guanajuato, Fig. 43.2 

 Guatemala, 701 

 Guatemala basin, 523 

 Gulf of Alaska, Fig. 32.1 

 Gulf of California, 472, 489 

 Gulf Coastal Plain, 91, 650 

 Gulf of Maine, 186 

 Gulf of Mexico, 667 



Half dome, 271 

 Haiti, 676 

 Hanna basin, 378 

 Harderman basin, 239 

 Harpers ferry, 108 

 Hartville uplift, 387 

 Hatchetigbee anticline, 552 

 Hatteras abyssal plain, Fig. 



10.6, 148 

 Hawthorne Quadrangle, Ne- 

 vada, 262 

 ; Haymond thrust, Fig. 14.8, 231 

 Hayward fault, Fig. 29.8, 469 

 Heart Mountain, 367 

 Heart Mountain thrust, 332 

 Hecate basin, Fig. 17.18 

 Hell's Half Acre thrust, Fig. 



14.8, 231 

 Henry Mountains, 408, 418 

 High Plateaus of Utah, 422, 500 

 Highlandcroft magma, 176 

 Highwood Mountains, Fig. 23.1 

 Hinesburg synclinorium, Fig. 



11.11, 162 

 Hispaniola, 676 

 Hoback Range and basin, Fig. 



22.9 

 Hogan volcanic field, 578 

 Hogata arch, Fig. 39.2 

 Holbrook Range, Fig. 6.3 

 Hopi Buttes, 421 

 Hopi Buttes volcanic field, 564 

 Hot Springs Range, Fig. 6.9, 76 

 Housatonic highland, 158 

 Hudson Bay, 22 

 Hudson Bay basin, 38 



Hudson Canyon, 142 

 Hudson highland, 158 

 Hudson Valley, 105, 154 

 Huerfano Park, Fig. 25.8 

 Humboldt Range, 74, 497 

 Huntington Lake, Fig. 17.11, 



240 

 Hunton anticline, Fig. 15.6, 242 

 Hunton arch, Fig. 14.1 

 Hunton-Tishomingo uplift, Fig. 



14.1 

 Huronian group, 34 

 Hurricane fault, Figs. 22.21, 



22.22 



Iceland, Fig. 40.13, 642 



Idaho batholith, Fig. 19.1, 297, 



319 

 Ididarod-Nixon fault, Fig. 39.2 

 Igneous provinces, concept, 532 

 Igneous provinces, western U.S., 



553 

 Ignimbrite subprovince, Fig. 



36.3 

 Illinois basin, Fig. 5.10, 46, 50 

 Innuitian region, 636 

 Iron Springs district, Figs. 



22.19, 22.20 

 Isthmian volcanic link, 703 

 Ixtaccihuatl volcano, 701 



Jackson dome, 656 



Jackson Hole, 503 



Jackson thrust, Fig. 22.9, 334 



Jamaica, 680 



Jan Mayen Island, 642 



Japanese archipelago, Fig. 6.20, 



89, 90 

 Jemez Caldera, Fig. 25.11, 572 

 Jeptha Knob, Fig. 16.1, 256 

 Jessamine dome, 48 

 John Day basin, 559 

 Johnston Lake, 27 

 Jornado del Muerto, Fig. 25.11 

 Judith Mountains, Fig. 23.2 



Kaibab monocline, Fig. 26.8 

 Kaibab uplift, 408 

 Kaiparowits basin, 408 

 Kamloops Lake, 274 



INDEX 



Kankakee arch, 39, 48, 50 

 Kansas arch, Fig. 5.15, 51 

 Katalla district, 615 

 Kenai Peninsula, 608 

 Kentland structure, Fig. 16.1, 



257 

 Kerr basin, Fig. 15.11, 247 

 Kettleman hills, 465 

 Kevin-Sunburst dome, 292 

 Keweenawan belt, 32 

 Keweenawan fault, 255 

 Keweenawan series, 27, 32 

 Killarnean orogeny, 32 

 Klamath Mountains, Fig. 6.13, 



64, 72, 81 

 Klamath peneplain, 467 

 Klamathonia, 274 

 Kobuk basin, Fig. 39.2 

 Kodiak Island, 608 

 Kootenay Lake, 276 

 Kuiu-Heceta belt, 280 

 Kuskokwin basin, 611 



La Paz fault, Fig. 30.1, 485 

 La Sal Mountains, Fig. 26.7 

 La Salle anticlinal belt, 45, 50 

 Labrador, 23 

 Laguna district, Fig. 28.7 

 Lake basin fault zone, Fig. 23.1 

 Lake Champlain, 157, 166 

 Lake Superior basin, 44 

 Lake Superior fault zone, 255 

 Lampasas axis, 247 

 Lanoria, 232 

 Laramide orogeny, 295 

 Laramie Range and Basin, 385 

 Las Animas arch, 75, 238 

 Late Cenozoic uplift, 513 

 Late Devonian orogeny, 70 

 Latite magmas, origin, 577 

 Latite province, Basin and 



Range, 573 

 Lesser Antilles, 683, 692 

 Leucite hills, 656 

 Lewis and Clark Line, 322 

 Lewis thrust, Figs. 20.2, 20.3, 



20.7, 311 

 Lisbon Valley, Fig. 26.12 

 Little Belt Mountains, Fig. 23.1 



Little Rocky Mountains, Figs. 



23.1, 23.5, 357 

 Lituya district, 617 

 Livingston field, 571 

 Llano uplift, 246 

 Logan's line or fault, 198 

 Lombard thrust, Fig. 20.2 

 Lomonosov Range, Fig. 40.6 

 Long Range, 210 

 Los Angeles basin, Fig. 29.3 

 Lost River Range, 73 

 Lucero Mountains, Fig. 25.11 

 Luling fault zone, 6.54 



Mac thrust, 263 



Mackenzie Mountains, Fig. 



39.1, 626 



Mackinac Straits, Fig. 5.7, 41, 



45 

 Madison Range, Fig. 22.7 

 Magdalen Islands, 196 

 Magmas, origin, 591 

 Magnet Cove, Figs. 14.2, 16.1, 



239, 258 

 Magog trough, 169 

 Makarov basin, 644 

 Malaspina district, Fig. 39.8 

 Malheur Plateau, Fig. 29.1 

 Manhattan geanticline, 70 

 Manhattan prong, Fig. 8.21 

 Mansel Island, 23 

 Marathon anticlinorium, Fig. 



14.8, 231 

 Marathon system, 38, 231 

 Mazatzal revolution, 28 

 Medicine Bow Range, 385 

 Medicine Lodge thrust, 334 

 Melville peninsula, 26 

 Mendocino escarpment, Fig. 



32.2, 524 



Merrimack synclinorium, 176 

 Metaline sequences, 29 

 Meteorite impact craters, 256 

 Mexia fault zone, 654 

 Mexican basin, 693 

 Mexican foothills belt, 451 

 Mexican geosyncline, 442 

 Mexico, crystalline belt, 696 

 Mexico, southern, 696 

 Mexico, tectonic provinces, 549 



711 



Mexico Igneous proi in. • 

 Mic bigan basin, Fig, 5 I 

 Mid-Atlantic ridge, Fig. 10.11, 



151 

 Mid-Nevada eugeosyni In 



6.3, 63, 64 

 Mid-.\Y\ ada miogeosyncline, 



Fig. 6.3, 83, <)1 

 Mid-Pai iflc Mountains, E 

 Middle \iiutk .i treni h. 522 

 Middle Park, 390 

 Middleburg synclinoiium 



11.11, 162 

 Midland basin, Fie 15.12, 2 IS 

 Mill Creek syiulinr. Fig. 15.6, 



212 

 Minas basin, 196 

 Mint.) arch, Fig. 29.13 

 Mississippi embavment, Fig. 



41.1 

 Mistassini group, 34 

 Misteriosa Bank. 70 1 

 Moab fault, Fig. 2H.12 

 Moat volcanics, 176 

 Moccasin Mountain'-. Fie. 23.2 

 Modoc Plateau, Fins. 29.2, 



29.15 

 Mogollon Plateau, Fie. 26.9 

 Mi Hon Rim. 1-1 

 Mojavia, Fig. 29.3 

 Mona passage, 680 

 Mono Lake basin, 505 

 Monroe dirust, 176 

 Monroe uplift, 65S 

 Montana, southwestern, 329 

 Montana block. 466 

 Montana Rockies, Fig. 19.1, 297, 



302, 351 

 Monterey deep-sea fan, Fig. 



32.2 

 Monterigian Hills, 198 

 Monument uplift. 408 



Mother Lode thrust. 268 

 Mount Edgecombe, :2 s " 

 Mount Logan fault. Fie. 39.2, 



630 

 Mount Taylor field. 572 

 Muenster anticline. 239 

 Murphy marble belt. Fig. 8.22 



