EarthWorks Geospatial Catalog

Oil shale potential in the Heath and Tyler Formations, central Montana [cartographic material] / by Willard E. Cox and Gary A. Cole.

Title from envelope and text on map. Location map on envelope. Sheet 1 includes text, table, 2 illustrations, and inset showing locations of stratigraphic sections on sheet 2. Sheet 2 includes inset map showing locations of the stratigraphic sections, table, and 14 sections.
Montana Bureau of Mines and Geology
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