Browsing Bulletins - Indiana Geol. Survey by Subject "Pennsylvanian"

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  • McGregor, Duncan J. (Indiana Geological Survey, 1958-12)
    Limestone that is chemically suitable and easily accessible for cement manufacture can be found at many places in Indiana in the Mississippian limestones and to a more limited extent in the Devonian limestones. Clay, shale, ...
  • Hutchison, Harold C. (Indiana Geological Survey, 1960)
    The Brazil Quadrangles are located in west-central Indiana and comprise an area of approximately 116 square miles. The rocks that crop out in the area belong to the Mansfield, Brazil, Staunton and Linton Formations of the ...
  • Wier, Charles E. (Indiana Geological Survey, 1952)
    The Jasonville quadrangle, located in parts of Clay, Greene, and Sullivan Counties in west central Indiana, contains approximately 58 square miles. The rocks exposed in the quadrangle comprise the Staunton, Linton, Petersburg, ...
  • Gray, Henry H.; Jenkins, Robert D.; Weidman, Robert M. (Indiana Geological Survey, 1960)
    The Huron area is approximately 85 mi. SSW. of Indianapolis and includes approximately 117 sq. mi. of area in the physiographic province known as the Crawford upland. Nearly flat-lying sedimentary rocks of late Mississippian ...
  • Guennel, Gottfried K. (Indiana Geological Survey, 1958)
    Ninety-eight samples were collected for this study at 85 localities in 12 Indiana Counties. Percentage relationships of miospore genera and relative abundances of species were determined for these samples and can be used ...
  • Wood, Joseph M. (Indiana Geological Survey, 1968)
    Plant macrofossils are found in shales, ironstone concretions, and sandstones that lie immediately above the Lower Block Coal near Stanley Cemetery in Greene County, Ind. The Lower Block Coal lies at the base of the Brazil ...

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