Elementary GeologyJ.S. & C. Adams, 1841 - 346 páginas |
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Términos y frases comunes
agency alluvial alluvium American animals and plants appears augite basalt Beche's beds beneath bowlders Bridgewater Treatise Buckland called carbonate Carboniferous chalk clay slate composed contain Cretaceous crust deposits Descr diluvial diluvium drift earth elevation England epoch existing extensive extinct feet felspar fissures fossil fossiliferous rocks Geol geologists Geology of Massachusetts glaciers globe gneiss granite Graywacke greenstone groups heat Hence hornblende hypothesis iron Island Journal of Science lake lava lime limestone Lyell's marl mass Massachusetts matter melted mica mica slate miles mineral moraines mountains nearly occur ocean oolite organic remains period phenomena Phillips's porphyry present primary rocks probably produced Prof Proof quartz red sandstone region river sand shells siliceous Silurian sometimes species stratified suppose surface syenite System temperature tertiary strata theory thickness tion trachyte trap rocks Treatise on Geology unstratified rocks valleys vast veins volcanic
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Página 137 - O'er bog, or steep, through strait, rough, dense, or rare, With head, hands, wings, or feet, pursues his way, 950 And swims, or sinks, or wades, or creeps, or flies.
Página 284 - I conceive to have been a large part of Asia lying between the Caucasian ridge, the Caspian Sea, and Tartary, on the north, the Persian and Indian Seas on the south, and the high mountain ridges which run at considerable distances, on the eastern and western flank.
Página 136 - Lay floating many a rood ; in bulk as huge As whom the fables name of monstrous size, Titanian, or Earth-born, that warred on Jove ; Briareos or Typhon, whom the den By ancient Tarsus held ; or that sea-beast Leviathan, which God of all his works Created hugest that swim the ocean stream...
Página 135 - Thus Satan, talking to his nearest mate, With head uplift above the wave, and eyes That sparkling blazed ; his other parts besides Prone on the flood, extended long and large, Lay floating many a rood...
Página 284 - This region was first, by atmospheric and geological causes of previous operation under the will of the Almighty, brought into a condition of superficial ruin, or some kind of general disorder.
Página 288 - That death therefore which God threatened to Adam, and which passed upon his posterity, is not the going out of this world, but the manner of going.
Página 133 - Its eye was enormously large : in one species, the orbital cavity being 14 inches in its longest direction. This eye also, had a peculiar construction to make it operate both like a telescope and a microscope : thus enabling the animal to descry its prey in the night as well as day. and at great depths in the water. The length of the jaws was sometimes more than 6 feet.
Página 46 - Second Annual Report on the Geological Exploration of the State of Pennsylvania, 1838.
Página 147 - Example, 1. In the Transactions of the Royal Society of Edinburgh for 1828, Dr. Duncan has given an account, with drawings, of the tracks of a quadruped on new red sandstone in the quarry of Corn Cockle Muir, in Dumfries-shire, Scotland. These tracks have been found there in great abundance, on many successive layers of the stone, to the depth of 45 feet; or as low as the quarry had been opened. They occur also in another quarry, 10 miles south of Corn Cockle Muir, where one seriee of tracks extended...
Página v - I am acquainted, in the following particulars. 1. It is arranged in the form of distinct Propositions or Principles, with Definitions and Proofs: and the Inferences follow those principles on which they are mainly dependent. This method was adopted, as it...