Page 374 - Whole Earth Geophysics An Introductory Textbook For Geologists And Geophysicists

357
Index
Ridge, 28 (figure), depth of, 90-92, 262,270 at passive continental margins, M discovery of, 73 251, 253, 267 164 (figure) 11,20 Magma, of mid-ocean ridges, 268 Mathematical symbols, abbrevia- properties of, classification and ranges, 259, 274 of mountain tions, 343 345 of passive continental margins, (table) 192 191, Mercalli Scale, flow and, 39 heat 267 16, (lower mantle), Mesosphere hotspots and, 29

Fuca 92,95 (figure), 175 D., Kelvin, W.. 312-13 L., Lame’s constant, 49 velocity changes, Latitude, 227, 228 161, 348 191 Left-lateral strike-slip faults, Lesser Antilles, 272 175, Limestone, 51/319 (table) 17, 16, 15, See alyo asthenosphere tectonics Plate 14 description of, earthquakes and, 204, 205 flow and, 39 propertics of, 215-17 subduction Lithosphere/asthenosphere boundary, continental
Juan de K Karner, G. Keweenawan Klemperer, S. Krakatau, 34 L Lateral Lateral 152 Lava, 35, Lay. T., Lillie, R. J., Liquids, Lithosphere. defined, heat in at at at 267 at Lithospheric Lithospheric Local Local Long-path Love Lower crust, 214

148 123. units,
144-46, 149 (figure) 104 162 ridges, (focus) of earthquakes, 100, 215, 344-49 properties of, Ridge, 25 (figure), 215 177 118-22, 189, focus carthquakes, (figure), 204, 205 of Standard (SI) geophysical properties in, 338-40 (figure), 115 law, 225 168 isostasy isostatic Local 175

Hummocky surfaces, (figure), Hydrophones, 53, Hydrostatic pressure,238 Hyperbolic reflection events defining top of oceanic crust, 171 167, at mid-ocean Hp l I Iceland. 34 Igneous rocks, classification and 345 description of, 346 magnetization of, 296, 298 (figure) thermal conductivity of, 319 (table) volcanism and, 32 Incompressibility, 47, 48 India, 35 Ocean Indian Induced magnetization, 290, 292.

Gravitational attraction. 4 12, 20, 38, 223-37. See also Gravity anomalies: Gravity absolute, 234, 235, 236 measurement of, 234-37 observed, 226, 228, 234 tectonic settings and, 260-76 theoretical, 226-27, 228, 233 Gravity anomalies, 8 (figure), Bouguer 225-34. See also gravity anomaly; Free air gravity anomaly from bodies with simple geome- isostasy local from magnetic anomalies compared with, 296, 297 (

Index defined, 223 modeling of, 244-59 relative, 234, 235-37 tries, 244-51 deviations and, 272-76 for regions in (figure) Gravity anomaly (figure), 285 Groundroll. See T. waves defined, 311 178, 237 gravity anomalies 162-63 (figure), 34-36 Hubbard, S. S., Humayon, M.

356 Gravity, field * Gravity Greenland, Green Grow, J., 167 of Gulf H Hague, A., Halite, 291 Harris, L. D., Hawaiian Heat across plate Heat Heat Heat Herman, A., 204 Himalayan Hindu Hooke'’s Horsts, 24