The Subterranean World
G. Hartwig
Страница - 157Страница - 159
  • Dahra, French atrocities at the caves of the, [176]
  • Dalecarlia, iron ores of, [360]
  • Dalmatia, dollinas and jamas of, [130]
    • subterranean water-courses of, [150]
  • Dalton-le-Dale, drainage of the coal-mine of, [272]
  • Dambool, rock-temple of, [184]
  • Dammara australis, masses of resin at the base of the trunk of the, [451]
  • Dana, Professor, his views respecting volcanoes, [79]
  • Dannemora, iron-works of, [360]
  • Dantzig, amber found near, [449]
  • Darien, platinum discovered at, [382]
  • Darius Hystaspis, his enormous wealth, [286]
  • Davy, Sir Humphry, his safety-lamp, [280]
    • his discovery of aluminium and magnesium, [387]
    • and of sodium, [388]
  • Delgada, Punta, in the Island of San Miguel, [147]
  • Delphi, subterranean hollow under the tripod of the priestess of, [187]
  • Demidoff, Prince, his copper mines, [326]
    • his iron mountain in the Oural, [357], [358]
  • Denbighshire, lead mines of, [366]
  • Derbyshire, lead mines of, [366]
  • Denmark, enormous antiquity of the peat mosses of, [221]
    • remnants of a former vegetation and articles of human workmanship found in the mosses of, [222]
    • the ‘shell-mounds’ of, [222]
  • Depressions, subterranean, [34], [36]
    • submarine forests in various places, [36]
    • evidences of depression, [36], [37]
    • probable causes of, [38]
  • Derbyshire spar, [469]
  • Devon Great Consols Mines, success of the copper mines of, [330]
  • Devonian period, fishes of the, [13]
  • Devonshire, tin mines of, [336]
    • miners and wages of, [343]
    • china-clay of, [460], [461]
  • Diablerets, falls of the, [121]
    • escape of a peasant from his living tomb in the, [122]
    • causes of the phenomenon, [123]
  • Diamond, the, [477]
    • diamond-cutting, [478]
    • rose diamonds and brilliants, [479]
    • destroyed by heat, [479]
    • stones of India and Brazil, [480]
    • the Russian diamond, and the Pitt or Regent diamond, [485]
    • that of the Grand Duke of Tuscany, [485]
    • the Koh-i-Noor, [486]
    • diamonds and diamond-dust used for industrial purposes, [489]
  • Dinornis, size of the, [28]
    • Professor Owen’s resuscitation of the, [217]
  • Dinotherium, size and characteristics of the, [23]
  • Diodorus Siculus, his account of the tin trade of Britain, [333]
  • Divining rod, the, [248]
    • how used, [249]
  • Dolcoath tin mine, [337]
  • Dolores, mine of, [303]
  • Domingos, San, in Portugal, Roman mines of, [448]
    • now worked by the Baron of Pommorão, [448]
    • account of the works, [448]
  • Donati, Vitaliano, his account of the fall of a mountain near Sallenches, [122]
  • Doncaster, gigantic fungus in a tunnel near, [158]
  • Donegal, bursting of bogs in, [131]
  • Droitwich, salt-works of, [432]
  • Drontheim, or Tronyem, city of, [324]
  • Dudley, Lord, establishes iron-works near Stourbridge, [349]
  • Dufan, in Arabia, sulphur of the, [446]
  • Dukinfield colliery, depth of, [247]
  • Dunfermline, monastery of, obtains a licence to dig coals, [419]
  • Durham, coal-fields of, [403], [407]
  • Dyeing, use of tin in the processes of, [335]
  • Earthquakes, preceding volcanic eruptions, [65]
    • volcanoes considered as the safety-valves of, [78], [79]
    • but sometimes accompany volcanic eruption, [79]
    • extent of misery caused by, [97]-99
    • the horrors of, increased by man, [99]
    • the progress of civilisation retarded by earthquakes, [99], [100]
    • regions to which they are confined, [100]
    • duration of the shocks, [101]
    • indications of a coming earthquake, [102]
    • sounds accompanying earthquakes, [103]
    • sounds unaccompanied by movement of the earth, [104]
    • vertical or undulatory motion of shocks, [104]
    • extent and force of the seismic wave motion, [105], [106]
    • movements of the sea in earthquakes, [106], [107], [117]
    • extent of the wave motion, [109]
    • changes caused by earthquakes in the configuration of the soil, [109], [110]
    • causes of earthquakes, [111]
    • probable depth of the focus, [111], [112]
    • opinions of Sir C. Lyell and Mr. Poulett Scrope, [112]
    • effects of an earthquake on man and animals, [112], [113]
    • account of the great earthquake of Lisbon, [114]
  • Egg, Isle of, atrocities of the Macleods in the cave of the, [171]
  • Egypt, rock-temples of, [184]
    • tombs of the kings in Thebes, [202]-204
    • compared to an iron furnace, [347]
    • quarries of, [474], [475]
  • Ehrenberg, his discovery of the animated dust of the Harmattan, [156]
  • Eifel, volcanic district of the, [58]
    • carbonic acid gas springs of the, [88]
    • crateriform hollows, or maare, in the, [131]
  • Eileithyia, rock-hewn cemeteries of, [205]
  • Eimeo, hole in the island of, [133]
    • tradition respecting this hole, [133]
  • Elba, iron industry of, [362]
  • Elephanta, rock-temples of, [183]
  • Elevations of the land produced by earthquakes, [111]
  • Elfdal, porphyry of, [467]
  • Ellora, rock-temples of, [183]
  • Emerald, or beryl, [491], [492]
  • Emery, whence obtained, [463]
    • total production of, [463]
  • Emmanuel, St., church of, in Abyssinia, [187]
  • Ems, hot springs of, [43]
  • Enamel, materials used for, [335]
  • Encrinites lily, called ‘St. Cuthbert’s beads,’ 181
  • Encrinus liliiformis, fossil, [17], [18]
  • Engihoul, human remains in the cavern of, [226]
    • Dr. Schmerling’s explorations, [226]
    • Sir C. Lyell’s, [227]
  • Engis, human bones discovered in the cavern of, [226]
  • Engines, stationary, used in mines, [263]
  • England, subsidence of the land on the west and east coasts of, [36], [37]
    • effects of a violent earthquake in, [100]
    • shocks felt in, at various times, [100], [101]
    • effects of the great earthquake of 1755 in, [118]
    • the extinct hyena of, found in caves, [214]
    • ossiferous caves in, [227]
    • flint implements found in, [231]
    • main causes of the prosperity of, [245]
    • copper mines of, [316]
    • manufacture of iron in, [349]
    • lead mines of, [365], [366]
    • zinc produced in, [381], [382]
    • vast deposits of coal of, [402], [403]
    • and their convenient distribution, [403]
    • extent of the Great Central Coal-field, [406]
    • quarries of, [464]
  • Eozoon canadense, the only fossil found in the Laurentian rocks, [10]
    • its extreme antiquity, [10]
  • Epomeo, volcano of, its long periods of rest, [58]
  • Erasinos, in Greece, antiquity of the spring of, [44]
  • Ernst August Stollen, in the Harz, [271]
  • Erzberg, or iron mountain, in Styria, [358]
    • works at, and produce of, [359]
  • Esquimaux, their iron implements, [347]
  • Estrella[Estrella] do Sul, or Star of the South, diamond, [487]
  • Etna, Mount, M. Houel’s exploration of the crater of, [55]
    • streams of lava in the eruption of 1669, [70]
    • numbers of parasitic cones on the flanks of, [71]
    • rate of progress of the lava-stream of 1699, [72]
    • retention of heat in the lava-stream of 1832, [73]
    • the Fossa della Palomba on, [147]
    • ice-caves of, [198]
    • troglodytic caverns of the Cyclops at the base of, [232]
  • Euripides, his triumph, [476]
  • Europe, volcanoes of, [61]
  • Eurypterids, of the Silurian seas, [12]
  • Fahlun, horses used in the copper mines of, [262]
    • narrow escape in the mine, [264]
    • copper-mine of, [322]
    • ore of the mine, [323]
    • the preserved body found in, [323]
  • Ferdinand, Archduke, his visit to the Cave of Magdalena, [166]
  • Fez, effects of the earthquake of 1755 at, [118]
  • Fingal’s Cave, Sir W. Scott’s description of, [143]
  • Fino, Don Andrea del, narrative of, in an earthquake, [99]
  • Fire, its eternal strife with water, [1], [2]
    • the subterranean forces, [7]
  • Fire-damp, or carburetted hydrogen, [278]
    • fatal explosions caused by, [281]
  • Fish disgorged by volcanoes from caverns, [69]
    • blind cavern, of the Mammoth Cave of Kentucky, [168]
    • of the Upper Silurian group, [13]
    • destruction of vast numbers of, by volcanic eruption, [15], [16]
  • Flintshire, lead mines of, [366]
  • Flores, Padre, his silver mine of ‘La Bolsa de Dios Padre,’ 304
  • Florins, or fiorini, origin of, [287]
  • Fontaine-sans-fond, the, near Sable, [149]
  • Footprints of former ages, preservation of, [28], [29]
  • Forests, submarine, in various places, [36]
  • Fossils, chronological importance of, to the geologist, [5], [6], [8]
    • extinction of species, [9], [10], [14]
    • those of the oldest and later periods, [10]-29
  • Fountains, artificial, principle on which they are constructed, [42]
    • of lava, [71], [72]
    • of marine caverns, [146]
  • Foxdale lead mine, in the Isle of Man, [366]
  • Frais Puits, phenomenon of the, [150]
  • France, effects of the great earthquake of 1755 in, [118]
    • tin mines of, [336]
    • consumption of coal in, [423]
  • Frauenmauer Mountain in Upper Styria, ice-cave of the, [196], [197]
  • Fredonia, town of, lit by springs of carburetted hydrogen, [90]
  • Freiberg, drainage of the mines of, [270]
  • French, their atrocities in the Cave of Longara, [170]
    • their cruelty in Algeria, [176]
  • Frio, Serro do, diamonds of the, [480]
  • Fuegians, ‘shell mounds’ of the, [222]
  • Fumaroles or steam-jets of volcanoes, [63]
    • those of Jorullo of 1759 seen in 1803, [74]
  • Fungi, subterranean, [157]
    • Scopoli’s description of, [157]
    • gigantic one at Doncaster, [158]
    • the artificial mushroom-beds near Paris, [158]
  • Furnaces, reverberatory, [321]
  • Gallicia, salt mines of, [436]
  • Ganoid fishes of the Upper Silurian group, [13]
  • Garnet, the, [494]
  • Garnock river bursts into a colliery, [276]
  • Gas-springs, [88]
  • Gellivara, in Swedish Lapland, mounds of magnetic iron-ore at, [360]
  • Gems, superstitious power of, [477]
  • Geological revolutions, influence of, on the earth-rind, [1]
    • tabular geological profile, [3]
    • periods of geological formations, [5]
    • the same mineral substances in the oldest and newest formations, [5]
    • guidance of the geologist in ascertaining the periods of the formations, [5]
    • a continuous development to more highly organised species, [6]
  • Georges, St., ice-cave of, [192]
    • entrance to the glacière of, [201]
  • Georg Stollen, great adit levels of the, in the Harz, [270]
  • Germain, St., artificial mushroom-beds at, [158]
  • Germany, effects of the great earthquake of 1755 in, [118]
    • copper mines of, [325]
    • lead mines of North Germany, [365]
    • coal-fields of, [422]
    • consumption of coal in, [423]
    • quarries of, [464]
  • Gibraltar, Rock of, monkeys of the, [24]
  • Girgenti, town and trade of, [442]
    • the sulphur mines of, [442]
  • Glass, stained, colours of, how formed, [335]
  • Glenmalure, lead mines of, [366]
  • Glyptodon, size and characteristics of the, [25]
  • Goaves, or old workings in coal mines, fire-damp in, [279]
  • Goeppert, Professor, his observations on the extinct amber-tree, [451]
  • Goethe, his remarks on the great Lisbon earthquake, [119]
  • Goffin, Hubert, his heroism, [275]
    • his future career, [276]
  • Gold, antiquity of man’s knowledge of, [285]
    • the story of the Golden Fleece, [285]
    • statues of gold in ancient temples, [285]
    • quantities of gold possessed by ancient monarchs, [286]
    • earliest use of the metal, [287]
    • auriferous land of the Iberian peninsula, [288]
    • California and Australia, [288], [289]
    • British Columbia and other places, [293]
    • localities in which gold is deposited, [293], [294]
  • Goldau, Vale of, devastated by a landslip, [123]
    • destruction of the village of, [124]
  • Golden Fleece, story of the, [285]
  • Golubinas, or pigeon-holes, in Dalmatia and Carniola, [130]
  • Goniatites of the Carboniferous period, [18]
    • extinction of the, [18]
  • Good Hope, Cape of, upheaval of the land at the, [34]
  • Goroblagodat, Kuschwa, platinum of, [382]
  • Gortyna, in Crete, labyrinth of, [174], [175]
  • Gosforth Colliery, [409]
  • Gothard, Mount St., proposed tunnel through, [241]
  • Gower, bone-cave of, [228]
  • Grâce-Dieu, glacière of, [192]
    • stalagmites of ice in the, [193], [194]
  • Graham’s Island, volcanic formation of, [59]
    • its disappearance, [59]
  • Granada, New, extent of the wave-motion of an earthquake at, [105]
  • Granada, in Spain, destruction of the Moors of, [173]
  • Graphite. See [Plumbago].
  • Grasshopper, wing of, of the Carboniferous period, [15]
  • Greece, subterranean water-courses of, [150]
    • consecrated caves and grottoes of, [187]
  • Greenhouses kept warm by water from Artesian wells, [50]
  • Greenland, evidence of subsidence of the land at, [37]
  • Grenelle, heat of the Artesian well of, at various depths, [32], [49]
  • Grenier, Mount, landslip of, [127]
  • Grosmont, iron manufacture of, [355]
  • Guacharo, the Cueva del, [160], [161]
  • Guacharo, a troglodytic bird, [160], [161]
    • wholesale slaughter of, by the Indians, [161], [162]
    • where found, [160], [162]
  • Gualgayoc, the ventanillas of, [133]
  • Gualgayoc, Cerro de San Fernando de, silver mines of, [309], [311]
  • Guanaxuato, subterranean noises heard at, without earthquake, [104]
  • Guanaxuato, rise of the town of, [302]
  • Guatemala, volcanoes near the town of, [61]
  • Guadiana, engulfment of the river, [150]
  • Gunpowder, amount of, used in blasting in mines, [260]
  • Gwennap, copper mines of, [317]
  • Gypsum, origin of, [4]
  • Haggar Silsilis, in Egypt, quarries of, [475]
  • Haiti, upheaval of the land at, [34]
  • Hann, Professor, a coal-hewer in early life, [419]
  • Hanover, iron manufacture of, [357]
  • Harmattan, animated dust of the, [156]
  • Hartlepool, export of coal from, [413]
  • Hartley Colliery, accident in the, [253]
  • Harz Mountains, subterranean flora of the, [158]
    • ice-caves of the, [197]
    • great adit levels of the mines in the, [270]
  • Haussmann, Professor, his visit to the Norwegian copper mine of Röraas, [324]
  • Hawaii, effect of the eruption of Mauna Loa in 1840, [76]
    • effects of an earthquake sea-wave at, [109]
  • Heat, subterranean, [31]
    • zone of invariable temperature, [31], [32]
    • increasing temperature at a greater depth, [32]
    • rate of increase, [32]
    • proof everywhere of a subterranean source of heat, [32]
  • Heaton, accident at the colliery of, [273]
  • Herculaneum, destruction of the town of, [81]-85
    • the mud-stream which caused the destruction, [85]
    • discovery of the buried town, [86]
  • Hermits, caves of, [178]
  • Hermits, numbers of, in rock-caves and huts in the East, [179]
  • Herodotus, his mention of the Cassiterides, [333]
  • Hetton Colliery, ventilation of the, [278]
  • Hiera, volcanic island of, [60]
  • Hilda, St., colliery and galleries of, [410]
  • Himmelfürst, in Saxony, silver-fields of, [299]
  • Hindostan, coal-fields of, [424]
  • Hoffmann, G. F., his description of the subterranean flora of the Harz Mountains, [158]
  • Holland, earthquakes felt in, [101]
    • effects of the great earthquake of 1755 in, [118]
  • Homer, tin ornaments mentioned by, [332]
  • Honduras, coal-fields of, [424]
  • Horses used in mines, [262]
  • Hot-springs in the frozen lands as well as in the tropics, [33]
    • as a vent of subterranean heat, [33]
  • Houel, M., his dangerous exploration of the crater of Mount Etna, [55]
  • Howitt, William, his description of shipping coal on the Tyne, [412]
  • Huancayo, the Franciscan monk of, [313]
  • Huatulco, fountains of marine caverns in, [146]
  • Huel Wherry, rise and fall of the tin-mine of, [339]
  • Humboldt, M., his visit to the volcano of Rucu-Pinchincha, [55]
    • his treatise on subterranean fungi, [158]
  • Huancavelica, quicksilver mine of, [378]
  • Hungary, ice-caves of, [197]
    • salt mines of, [436]
  • Hutton, Dr., a coal-hewer in early life, [419]
  • Hydrostatic laws regarding the flow of springs, [40], [41]
  • Hyena, remains of, found in caves, [213],214
  • Ibarra, supposed causes of a fever at, [70]
  • Iberian peninsula, auriferous land of, [288]
  • Ice, effect of the meeting of a lava-stream with, [74]
  • Ice-caves and their phenomena, [193]-201
  • Iceland, volcanic formation of, [4]
  • Iceland, geysirs of, [45]-48
    • Bunsen’s theory of the causes of the geysirs of, [47], [48]
    • volcanoes of, [61]
    • mud-volcanoes of, [93]
    • ice-caves of, [198]
  • Ichthyosaurus communis, characteristics and size of the, [20], [21]
    • where found, [22]
  • Idria, fungi of the mines of, [158]
    • quicksilver mines of, [373]-378
  • Iktis, island of, mentioned by Diodorus Siculus, [333]
  • Iguanodon, size and characteristics of the, [22]
  • Ilezk, rock-salt deposit of, [438]
  • Illinois, coal-fields of, [424]
  • India, mud-volcanoes of, [93]
    • rock-temples of, [181]
  • Indiana, coal-fields of, [424]
  • Indies, West, earthquakes of, [100], [101]
  • Insects enclosed in amber, [452]-455
  • Ipsamboul, rock-temple of, [184]
    • Warburton’s description of it, [184]-186
  • Ireland, effects of the great earthquake of 1755 in, [118]
    • coal-fields of, [404]
    • why they are so little worked, [404]
  • Iron, its value, [345]
    • its wide diffusion, [345]
    • meteoric iron, [347]
    • ancient knowledge of, [347]
    • extension of its uses in modern times, [348]
    • British iron production, [348]
    • smelting, [349]
    • the hot blast, [353]
    • the Cleveland district and the trade of Middlesborough, [364]
    • amount and value of the British iron trade, [355]
    • other statistics of the trade, [356]
    • production of foreign countries, [357]-363
  • Irtysch, copper and coal near the, [326]
  • Isalco, formation of the volcano of, [59]
    • in a constant state of eruption, [62]
  • Iscalonga, in Basilicata, cave-dwellings of, [234]
  • Iserlohn, in Westphalia, discovery of a cavern at, [135]
  • Ispica, Val d’, cave-dwellings in the, [232]
  • Istria, subterranean water-courses of, [150]
  • Italy, mud-volcanoes of, [93]
    • earthquakes of, [100]
    • effects of the earthquake of 1755 in, [118]
    • maare, or crateriform hollows, of, [132]
    • cave-dwellings of Southern, [234]
    • iron industry of, [362]
  • Iwogasima, or Sulphur Island, of Japan, [444]
  • Japan, sulphur of, [444]
  • Java, number of active volcanoes of, [61]
    • the ‘Valley of Death,’ or Poison Valley, of, [89]
    • mud-volcanoes of, [93]
    • maare, or crateriform hollows, of, [132]
    • sulphur of, [445], [446]
  • Jesuits, their intrigues during the earthquake at Lisbon, [116]
  • Jet, formation of, [429]
    • found at Whitby, [429]
    • manufacture of jet ornaments, [430]
  • John the Evangelist, St., his cave in the Isle of Patmos, [188]
    • the cave converted into a chapel, [188]
  • Jorullo, formation of the volcano of, [58]
    • length of time the heat was retained in the lava-stream of 1759, [74]
  • Judd, Dr., his dangerous visit to the crater of Kilauea, [56]
  • Jura Mountains, cauldron-shaped depressions in the, [130]
  • Kab, El, in Upper Egypt, rock-hewn cemeteries of, [205]
  • Kamtschatka, energy of the volcanoes of, [61]
    • earthquakes in, in 1737, [79]
  • Kan, rock-hewn cemeteries of, [205]
  • Kanara, rock-temples of, [181]-183
  • Kaolin, or china-clay, how formed, and where, [460]-462
  • Karli, rock-temples of, [183]
  • Kea, Mount, tranquillity of the eruption of, in 1843, [76]
  • Kentucky, coal-fields of, [424]
  • Kertsch, mud-volcanoes near, [93]
  • Kilauea, the lava lakes of, [64]
    • length of the lava-stream in the eruption of 1840, [70]
    • amount of lava thrown out by the eruption of 1840, [76]
  • Killingworth Colliery, [410]
  • Kingston, in Jamaica, effects of an earthquake sea-wave at, [107]
  • Kinsale, effect of an earthquake sea-wave in the harbour of, [118]
  • Kirghise hordes, their salt-works, [438]
  • Kirkdale, Dr. Buckland’s account of the ossiferous cave of, [214], [215]
  • Klaproth, his discovery of uranium, [385]
    • works at Joachimsthal, [385]
    • his discovery of rutile, or titanium, [386]
  • Klîutschewskaja Skopa, eruption of the volcano of, [79]
  • Koh-i-Noor, or Mountain of Light, diamond and its history, [486]
  • Kohl, uses of, [383]
  • Kongsberg, in Norway, silver mines of, [299]
    • nuggets found at, [299]
  • Kopperberg, iron manufacture of, [360]
  • Kötlingia, effects of the eruption of, in 1758, [69]
  • Kremnitz, discovery of the gold mines of, [248]
  • Krisuvick, in Iceland, solfatara of, [444]
  • Kupferschiefer, or copper-slate, of Thuringia, fossils of the, [15]
  • Labuan, coal-fields of, [424]
  • Lacustrine dwellings of Switzerland, [315]
    • discovery of the, [223]
    • ancient iron weapons found in the, [347]
  • Laibach, Upper, river traversing the caves of, [150]
  • Lalibala, rock-churches of, [186]
    • town of, and country round, [187]
  • Landslips, effects of earthquakes in producing, [110]
    • that of Putley, in Hertfordshire, [110]
    • igneous and aqueous causes of landslips, [121]
    • cases of landslips, [121]-128
    • caused by the falling in of cavern-roofs, [129]
  • Lanuto volcano, lake formed in the extinct crater of the, [57]
  • Lapis lazuli, [494]
  • Lapland, auriferous veins in, [293]
  • Laureacum, on the Danube, Roman iron manufactures at, [358]
  • Laurentian rocks, [2], [3]
    • their thickness, [2]
    • the only fossil found in the, [10]
  • Laurium, ancient silver mines of, [298]
    • amount of lead in the scoriæ of the ancient silver mines of, [367]
  • Lava, formation of fiery streams of, during volcanic eruptions, [70]
    • phenomena attending the flow of a lava-stream, [72]
    • effect of the meeting of a lava-stream with the sea, [73]
    • and with ice, [74]
    • vast dimensions of lava-streams, [74]-76
    • waste of desolation of lava-fields, [77]
    • progress of lava-streams, [77]
  • Laxey lead mine, in the Isle of Man, [366]
  • Lead, mine of, in Cardiganshire, section of a, [252]
    • its property and uses, [364]
    • its antiquity, [364]
    • the mines of, in Europe, [365]
    • production of, in foreign countries, [366]-368
    • preparation of the ores, [368]
    • Pattinson’s process, [368]
  • Leadhills, in Lanarkshire, lead mines of, [366]
  • Lebadeia, in Bœotia, cave of Trophonios near, [187]
  • Lepidodendron elegans, [392]
  • Leptodirus Hochenwartii, of the Cave of Adelsberg, [163]
  • Levant, Cornish copper mine of, [319]
  • Levels, in mining, [251]
    • extent of the works in some cases, [251]
    • drainage by adit levels, [269], [270]
  • Lias, fossils of the, [19]
  • Liège, depth of the coal mines of, [247]
    • accident in a colliery at, [263]
  • Life, organic, progress of, on earth, [28], [29]
    • everywhere present on the earth, [156]
  • Lignite, or wood-coal, [401]
  • Lima, frequency of earthquakes at, [105]
    • displacement of stones of obelisks by earthquake shocks, [105]
    • effects of the earthquake sea-wave of 1746, [108]
    • indifference of the inhabitants of, to earthquakes, [113]
  • Limestone, magnesian, or Permian group, animal remains of the, [15]
  • Limestone caves, [136]
    • causes of their excavation, [136]
    • stalactites and stalagmites, [139], [140]
    • origin and slow formation of limestone, [141]
  • Lisbon, great earthquake of, [114]
    • effect of the shock, [114]
    • fire and thieves in the city, [115], [116]
    • total loss of life from all causes, [116]
    • effects of this earthquake in various parts of the world, [117]-119
  • Little Bounds, copper mine of, [319]
  • Livres, St., ice-caves of, [192]
    • lower glacière of, [193]
    • upper glacière of, [195]
    • ice-streams of the upper glacière, [195], [196]
  • Lizards, oldest known fossils of, [14], [15]
    • the enormous species of the Mesozoic ocean, [20], [21]
  • Llandegui, slate quarries of, [469], [470]
  • Locke, his remark respecting iron, [345]
  • Lomond, Loch, sea-shells found on the banks of, [34]
    • effects of the great earthquake of 1755 in, [118]
  • London shaken by the Lisbon earthquake of 1755, [118]
    • subterranean wonders of, [237], [238]
  • Long, Major, his report on the copper mines of Lake Superior, [328]
  • Longara, Cave of, massacre by the French in the, [170]
  • Lorca, sulphur mine of, [444]
  • Lowerz, destruction of the village of, by a landslip, [124]
  • Luganure, lead mines of, [366]
  • Luna, Pope, waterspout of, [146]
  • Lycopolis, rock-hewn cemeteries of, [205]
  • Maare, or crateriform hollows, of the Eifel, [131]
    • in other places, [132]
  • Macaluba, mud volcano of, [94]
    • known to the ancients, [94]
  • Madana, in Santa Cruz, height of the volcano of, [54]
  • Madeira, volcanic formation of, [4]
  • Madfuneh, rock-hewn cemeteries of, [205]
  • Magdalena Grotto, or ‘Black Grotto,’ Protei of the, [165], [166]
    • visit of the Archduke Ferdinand to the, [166]
  • Magnesium, discovery and uses of, [387]
  • Magnetic mountain in Russia, [367]
  • Maina, marble of, [467]
  • Malacca, tinstone of, [335]
  • Malaga, effects of the earthquake of 1755 at, [118]
  • Malmesbury, section of the coal-field south of, [398]
  • Malta, troglodytes of, [234]
  • Malwah, rock-temples of, [184]
  • Mammalia, geological period of its prominence in life, [23]
  • Mammoth, or primitive elephant, size and characteristics of the, [26]
    • Professor Owen’s skeleton of the, [217]
    • Gray’s Inn Lane an ancient hunting-ground for, [231]
  • Mammoth Cave, in Kentucky, vast dimensions of the, [135], [138]
    • Professor Silliman on the, [139]
    • clusters of bats in the, [159]
    • animals of the, [167]
  • Man, Isle of, lead mines of, [366]
    • zinc produced in, [382]
  • Man, prehistoric, subterranean relics of, in Denmark, [221]
    • in Switzerland, [223]
    • age of human relics in caves, [225]
  • Manchester Coal-field, [403]
  • Manganese, ores of, [386]
  • Mansfeldt, in Prussia, silver and copper mines of, [325]
  • Marble of Derbyshire and Devonshire, [465]
    • that of Carrara, [4], [465]
    • that of Pentelikon and Parian, [466]
    • Rosso antico and Verde antico, [467]
  • Marennes, upheaval of the chalk cliffs at, [36]
  • Marpena, Mount, in Paros, marble of, [466]
  • Marquette, American town of, its iron industry, [362]
  • Marshall, James, his discovery of gold in California, [288]
    • his subsequent life, [289]
  • Marsupites ornatus, fossil, [18]
  • Martinique, Island of, destructive earthquake in the, [101]
  • Maryland, copper mines of, [328]
  • Masaya, volcanoes of, constant eruption of the, [63]
  • Massachusetts, copper mines of, [328]
  • Master-borers in the North of England, [250]
    • their charges per fathom, [250]
  • Mastodon, where the fossils of, are mostly found, [27]
    • size and characteristics of the, [27]
  • Matlock, thermal springs of, [43]
  • Mauna Loa, in Hawaii, shape of the volcano of, [53], [54]
    • Dr. Judd’s visit to, [56]
    • growth of ferns on, [63]
    • the lava-lakes of, [64]
    • length of the lava-stream of an eruption of, [70]
    • parasitic cones of, [71]
    • volume of the lava-stream of 1840, [75]
  • Maunch Chunk (or Bear Mountain), in Pennsylvania, enormous coal-field of, [425]
  • Mauritius, fountains of marine caverns in, [146]
  • Mediterranean Sea, upheaval of the land on the shores of the, [34]
    • marine caverns of the coasts of the, [144]
  • Medellin, the proprietor of the mine of Dolores, [303]
  • Meerfeld, crateriform hollow and lake of, [132]
  • Megatherium, size and characteristics of the, [24], [25]
  • Melidoni, cave of, Turkish massacre in the, [175]
  • Mequinez, effects of the earthquake of 1755 at, [118]
  • Mercado, Cerro del, of Mexico, [363]
  • Mercury, its properties and uses, [370], [371]
    • known to the Greeks and Romans, [370]
    • mines of Almaden, [371]
    • those of Idria, [373]
    • diseases to which the miners are liable, [373]
    • mines of America, [378]
  • Metallic veins, how generally found in mines, [246]
    • how ores collected or precipitated in, [247]
  • Metamorphic rocks, origin of, [4], [5]
  • Meteoric iron, [347]
    • the mass found at Otumpa, [347 note]
  • Mettler, Bläsi, story of the escape of him and his wife, [124]
  • Mettler, Sebastian Meinhardt, his escape from destruction, [125]
  • Meuse, ossiferous caverns of the valley of the, [226]
  • Mexico, silver mines of, [300]-308
    • iron ores of, [363]
  • Michael’s Mount, St., in Cornwall, [333]
  • Middlesborough, its rapid rise, [354]
    • its iron manufacture, [355]
  • Miguel, Island of, the Punta Delgada of the, [147]
  • Milagros, his silver mine in San Luis de Potosi, [308]
  • Miller, Hugh, his account of a coal forest, [393]
  • Milo, Island of, mud volcanoes of, [98]
    • sulphur caves of the island of, [446]
  • Mina Grande, lead mine of, [367]
  • Minardo, Monte, near Bronte, volcanic formation of, [67]
    • height of, [71]
  • Mines, in general, [244]
    • labours and perils of the miner, [244], [245]
    • casualties in mines, [245]
    • life in a mine, [245], [246]
    • length and depth of mines, [247]
    • discoveries of lodes, [248]
    • the divining-rod, [248]
    • boring, [249]
    • divisions in coal mines, [255]
    • long-wall working, [257]
    • general view of mining operations, [257]
    • tools employed in Cornwall, [258]
    • mode of blasting, [258]
    • heroism of miners, [259], [274]
    • mode of loosening hard stones, [260], [261]
    • tramways underground, and the conveyance of minerals, [261], [262]
    • methods of descending, [263]-266
    • man-engines for ascending or descending, [267]
    • timbering and draining, [268]-272
    • inundation, or drowning of mines, [273]
    • evolution of foul gases, [276], [277]
    • ventilation, [277]
    • choke-damp, fire-damp, and blowers, [278], [279]
    • the safety-lamp, [280]
    • burning mines, [283]
    • habits of the Mexican miners, [302]
  • Minnesota mine, copper of, [327], [328]
    • enormous nugget of copper found near, [328]
  • Miocene period, animals of the, [23]
  • Mirrors of silver among the Romans, [298]
    • substance used for making, [335]
  • Mississippi, ancient mounds in the valley of the, [224]
  • Missouri, ‘iron-mountains’ of, [362]
  • Moa, the great extinct bird of New Zealand, [216], [217]
    • the cave of the Moa, [219]
  • Moeris, Lake, hermits near the, [179]
  • Molinos of the silver mines of Mexico, [306]
  • Molybdenum, discovery and uses of, [387]
  • Monarchs, vast treasures of, in ancient times, [286]
  • Monkeys, fossil, of South America, characteristics of the, [24]
    • small species of, on the Rock of Gibraltar, [24]
  • Monk Wearmouth Colliery, [408]
  • Montaño, Francisco, his descent into the crater of Popocatepetl, [446]
  • Monte, Real del, silver mines of, [304]
    • present yield of, [305]
  • Monte Video, upheaval of the land at, [34]
  • Montgomeryshire, lead mines of, [366]
  • Montmartre, gypsum and alabaster of, [468]
  • Montrouge, artificial mushroom-beds at, [158]
  • Moors of Granada, destruction of, by Philip II. of Spain, [173]
  • Moran, silver mines of, [304]
  • Morocco, earthquakes of, [100]
    • effects of the earthquake of 1755 at, [118]
  • Morran, in Algeria, Artesian well in the desert of, [51]
  • Mososaurus, size and characteristics of the, [23]
    • skull of the, found, [473], [474]
  • Moulin de la Roche, artificial mushroom-beds at, [158]
  • Mountain Ash, in South Wales, coal workings of the New Navigation Pit at, [406]
  • Mud-streams caused by volcanic eruptions, [69]
    • destruction of Herculaneum and Pompeii by, [85]
    • those of Obu, [95]
  • Mud-volcanoes, [93]-96
    • in various places, [93]-95
    • origin of, [95], [96]
  • Murchison, Sir Roderick, his surmises respecting gold in Australia, [289]
  • Mürtschenstock, tunnel in the, [134]
  • Mushrooms, subterranean[subterranean], [157]
    • the artificial mushroom-beds near Paris, [158]
  • Musk-ox, food of the, [26]
  • Mylodon, size and characteristics of the, [24], [25]
    • Professor Owen’s skeleton of the, [217]