A Geological Map of the United States1853 |
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Häufige Begriffe und Wortgruppen
abundant Agassiz Alabama Alleghanies basin Bay of Fundy Beaumont beds belonging Brachiopod Brongn Brunswick Cape Breton Carboniferous chain of mountains characteristic circle of comparison clay coal color composed conglomerate cretaceous cretaceous group CYCLOPÆDIA deposits Devonian direction division earth England Eocene epoch extends felspar formation fossiliferous rocks fossils France Gaspé geographical geological map Geological Survey geologists globe granitic Green Mountains igneous rocks immense Island Jersey Jurassic Kentucky Lake Superior Lawrentine limestone Lower Canada Lower Carboniferous Lower Silurian Magdalen Islands Messrs metamorphic rocks mineral Mississippi Missouri modern rocks Mollusk moun Newfoundland North America Notre Dame Mountains Nova Scotia observations Ohio oölitic Owen paleozoic paleozoic rocks parallel Pennsylvania points Potsdam present quaternary recognized regions River Rocky Mountains Russia sand schist silicate slate species of Brachiopod Spirifer strata surface system of dislocation systems of mountains tains Tennessee tertiary tion Upper Silurian Virginia Wisconsin York
Beliebte Passagen
Seite 21 - Its thickness varies with the different localities in which it is found, and depends on the more or less horizontal position of the bed ; nevertheless it may be said to vary from five hundred to two thousand feet.
Seite 92 - SIXTY DOLLARS. JUST ISSUED, THE ETHNOGRAPHY AND PHILOLOGY OF THE UNITED STATES EXPLORING EXPEDITION, UNDER THE COMMAND OF CHARLES WILKES, ESQ., US NAVY.