Subject: Geology / Temporal Coverage: Cambrian - Yale University Library GeoBlacklight Search Results

Start Over Subject Geology Temporal Coverage Cambrian

1. Sections and maps of Lower Ordovician and Cambrian rocks in the Michigan Basin, Michigan and adjoining areas

1945. 2018-02-20T15:02:08Z. 2018-02-20T15:02:08Z. Cohee, George Vincent, 1907-. U.S. Geological Survey. English. cartographic image. Public. Michigan Basin (Mich. and Ont.), North America, and Michigan Basin. Ordovician, Cambrian, and From 425 to 570 million years ago.

2. Stratigraphic framework of Cambrian and Ordovician rocks in the Appalachian Basin from Sequatchie County, Tennessee, through eastern Kentucky, to Mingo County, West Virginia

2008. 2008-11-11T15:36:27Z. 2012-04-26T14:16:08Z. Ryder, Robert T. U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services. English. Public. Appalachian Basin and Appalachian Basin. Cambrian and Ordovician.

3. Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian basin from Richland County, Ohio to Rockingham County, Virginia

1991. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Appalachian Basin. Cambrian and Ordovician.

4. Structure contour maps on the base of Mississippian strata and the top of upper Cambrian strata, Springfield 1⁰?x 2⁰ quadrangle, Missouri

1989. 2002-06-01T04:00:00Z. 2004-04-05T13:41:13Z. Geological Survey (U.S.). The Survey ; a Denver, CO : For sale by Map Distribution. English. Public. Missouri. Mississippian and Cambrian.

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