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Foraminifera From The Colorado Shale Near Sunburst, Montana, Frank R. Reynolds
Foraminifera From The Colorado Shale Near Sunburst, Montana, Frank R. Reynolds
Bachelors Theses and Reports, 1928 - 1970
One of the many secrets which planet Earth has jealously kept from its inhabitants is the microscopic fossil form known as the foraminifer. It hides in common shale, awaiting the patient and painstaking searcher. In furthering the study of the foraminifera of the Colorado group of formations in Northern Montana, the United States Geological Survey has collected several suites of shale samples from the Sunburst Dome, five to ten miles south of the Canadian border and twenty-five miles north of the city of Shelby, Montana.
Geology Of Smoke Hollow Area 8 Miles Southeast Of Deerlodge, Powell County, Montana, Floyd C. Bossard
Geology Of Smoke Hollow Area 8 Miles Southeast Of Deerlodge, Powell County, Montana, Floyd C. Bossard
Bachelors Theses and Reports, 1928 - 1970
This investigation was undertaken primarily as a problem in geologic mapping. The stratigraphy was studied as to the character, age, and sequence of the geologic formations that are exposed. The conclusions were based principally on the field relationships and lithology because no fossils were found.