Browsing by Subject "Petrology"

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  • Deasy, Ryan Thomas ([Bloomington, Ind.] : Indiana University, 2015-04)
    The Paleozoic rocks in the western third of the New Haven Quadrangle, Connecticut, were mapped at a scale of 1:12,000. This previously unmapped area was targeted as it contains some of the best exposures of the Orange-Milford ...
  • Smith, Ned M.; Brookley, Arthur C.; McGregor, Duncan J. (Indiana Geological Survey, 1954)
    Rocks, minerals, and fossils of Indiana are the foundation, directly or indirectly, of the economic well-being of the state. Utilization of rocks, minerals, and fossils has contributed to the development of civilization. ...
  • Greenberg, Seymour S.; Bundy, Wayne M.; McGregor, Duncan J. (Indiana Geological Survey, 1958)
    The study of minerals and rocks is an important part of the science of geology, which treats of the history of the earth and its life, especially as recorded in the rocks. Surprisingly many of us accept as commonplace many ...
  • Wayne, William J. (Indiana Geological Survey, 1958)
    Rocks are made up of a mixture of minerals. Therefore you need to know what minerals and how much of each mineral are in a rock before you can give that rock a name. This has been an obstacle for the student of nature ...
  • Gray, Henry H. (Indiana Geological Survey, 1962-11)
    The Mansfield Formation of early Pennsylvanian age crops out in an area of approximately 1,700 square miles in southwestern Indiana. Three-fifths of the formation consists of sandstone; most of the remainder is finer clastic ...
  • Harrison, Wyman (Indiana Geological Survey, 1959-09)
    Two to four till sheets were deposited in Marion County, Indiana by the East White sublobe of the Ontario-Erie major lobe of the Wisconsin ice sheet. Fraction analyses (mineralogy and lithology versus size) were made for ...

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