Petrology and physiographic evolution of the Ocate volcanic field, north-central New Mexico
No abstract available.
New Mexico↗
Geology topics
J. M. O’Neill
Publications and source records attributed to J. M. O’Neill.
Preliminary geologic map of the Butte 1 degree by 2 degrees quadrangle, western Montana
No abstract available.
Montana↗
Mineral resource potential map of the Anaconda-Pintlar Wilderness and contiguous roadless area, Granite, Deer Lodge, Beaverhead, and Ravalli Counties, Montana
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Miscellaneous Field Studies Map↗
Reconnaissance geology of the Ar Rawdh Quadrangle, sheet 26/40 D, Kingdom of Saudi Arabia
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Open-File Report↗
Geologic map and cross sections of the Mora River area, Sangre de Cristo Mountains, Mora County, New Mexico
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IMAP↗
Geologic map of the Middle Mountain-Tobacco Root Roadless Area, Madison County, Montana
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Miscellaneous Field Studies Map↗
Geochemical map of the Middle Mountain-Tobacco Root Roadless Area, Madison County, Montana
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Miscellaneous Field Studies Map↗
Mineral resource potential map of the Middle Mountain-Tobacco Root Roadless Area, Madison County, Montana
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Miscellaneous Field Studies Map↗
Preliminary geologic map of the Dillon 1? x 2? Quadrangle, Montana
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Open-File Report↗
Slides showing a preliminary geologic map of the Dillon 1 degree by 2 degrees Quadrangle, Montana and Idaho
This open-file report consists of two colored 35-mm photographic slides. Slide 1 is a photograph of a hand-colored copy of the geologic map of the Dillon 1' x 2' quadrangle. Scale of original 1:250,00. Slide 2 is a brief explanation of the map units shown on slide 1.
Idaho;Montana↗
Geologic map of the Mount Richthofen Quadrangle and the western part of the Fall River Pass Quadrangle, Grand and Jackson counties, Colorado
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IMAP↗