Geology, Stratigraphic -- Proterozoic
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Geology, Stratigraphic -- Proterozoic
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Geology, Stratigraphic
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- Subject of38
- Facies analysis of Late Proterozoic through Lower Cambrian rocks of the Death Valley regional ground-water system and surrounding areas, Nevada and California, by Donald S. Sweetkind and Diane K. White ; prepared in cooperation with the Nevada Operations Office, U.S. Department of Energy, National Nuclear Security Administration, under interagency agreement DE-AI08-96NV11967
- Base- and precious-metal concentrations of early Proterozoic massive sulfide deposits in Arizona, crustal and thermochemical controls of ore deposition, by Ed DeWitt
- Evidence for continental crustal assimilation in the hemlock formation flood basalts of the Early Proterozoic Penokean orogen, Lake Superior region, by Warren Beck and V. Rama Murthy
- Geology of the Libby thrust belt of northwestern Montana and its implications to regional tectonics, by Jack E. Harrison and Earle R. Cressman
- Archean and Proterozoic geology of the Lake Superior region, U.S.A., 1993, P.K. Sims and L.M.H. Carter, editors
- Correlation papers, Archean and Algonkian, by Charles Richard Van Hise
- Geology and geochemistry of Early Proterozoic rocks in the Dunbar area, northeastern Wisconsin, by P.K. Sims, K.J. Schulz, and Z.E. Peterman
- Constraints on the formation of the Bitterroot lobe of the Idaho Batholith, Idaho and Montana, from U-Pb zircon geochronology and feldspar Pb isotopic data, by Margo I. Toth and John S. Stacey
- The Homestake Gold Mine, an Early Proterozoic iron-formation-hosted gold deposit, Lawrence County, South Dakota, by Stanton W. Caddey [and four others]
- The sedimentary carbonate-hosted giant Bayan Obo REE-Fe-Nb ore deposit of Inner Mongolia, China, a cornerstone example for giant polymetallic ore deposits of hydrothermal origin, by E.C.T. Chao [and nine others]
- The Prichard Formation of the lower part of the Belt Supergroup (middle Proterozoic), near Plains, Sanders County, Montana, by Earle R. Cressman
- Stratigraphy and depositional environments of Middle Proterozoic rocks, northern part of the Lemhi Range, Lemhi County, Idaho, by R.G. Tysdal
- Reconnaissance stratigraphy of the Prichard Formation (Middle Proterozoic) and the early development of the Belt basin, Washington, Idaho, and Montana, by Earle R. Cressman
- Table Mountain Quartzite and Moose Formation (new names) and associated rocks of the middle Proterozoic Belt Supergroup, Highland Mountains, southwestern Montana, by J. Michael O'Neill
- New stratigraphic subdivisions and redefinition of subdivisions of late Archean and early Proterozoic metasedimentary and metavolcanic rocks of the Sierra Madre and Medicine Bow Mountains, southern Wyoming, by Robert S. Houston [and three others]; prepared in cooperation with the U.S. Department of Energy, Wyoming Geological Survey, and Geology Department of the University of Wyoming
- The Facer Formation, a new early Proterozoic unit in northern Utah, by Max D. Crittenden, Jr., and Martin L. Sorensen
- Neodymium isotopic evidence for early Proterozoic units in the Watersmeet gneiss dome, northern Michigan. Temperature-pressure estimates of dynamically recrystallized rocks in the early Proterozoic Mountain shear zone, northeastern Wisconsin, by K.M. Barovich [and four others]
- The Mountain shear zone, northeastern Wisconsin, a discrete ductile deformation zone within the Early Proterozoic Penokean Orogen, by P.K. Sims, J.S. Klasner, and Z.E. Peterman
- A deposit model for magmatic iron-titanium-oxide deposits related to Proterozoic massif anothosite plutonic suites, by Laurel G. Woodruff, Suzanne W. Nicholson, and David L. Fey
- Tectonic imbrication and foredeep development in the Penokean orogen, east-central Minnesota--an interpretation based on regional geophysics and the results of test-drilling, by D.L. Southwick and G.B. Morey
- Stratigraphy of the Late Proterozoic Murdama Group, Saudi Arabia, by Robert C. Greene
- Clastic rocks associated with the Midcontinent Rift System in Iowa, by Raymond R. Anderson and Robert M. McKay
- Petrography and geochemistry of Early Proterozoic granitoid rocks in Wisconsin magmatic terranes of Penokean orogen, northern Wisconsin, by P.K. Sims [and three others]
- Late Proterozoic diabase dikes of the New Jersey Highlands, a remnant of Iapetan rifting in the north-central Appalachians, by Richard A. Volkert and John H. Puffer
- Correlation, sedimentology, structural setting, chemical composition, and provenance of selected formations in Mesoproterozoic Lemhi Group, central Idaho, by R.G. Tysdal, David A. Lindsey, and Joseph E. Taggart, Jr
- The Lawson Creek Formation of Middle Proterozoic age in east-central Idaho, by S.W. Hobbs
- Geophysical interpretations of the Libby thrust belt, northwestern Montana, by M. Dean Kleinkopf ; with a section on deep folds and faults interpreted from seismic data by Jack E. Harrison and a section on interpretation on magnetotelluric soundings by W.D. Stanley
- Nature and style of deformation in the foreland of the early Proterozoic Penokean orogen, northern Michigan, by J.S. Klasner [and three others]
- The Gogebic iron range, a sample of the northern margin of the Penokean fold and thrust belt, by William F. Cannon ... [and others]
- Sedimentology and provenance of the Early Proterozoic Michigamme Formation and Goodrich Quartzite, northern Michigan, regional stratigraphic implications and suggested correlations, by Richard W. Ojakangas
- Geology, geochronology, geochemistry, and Pb-isotopic compositions of Proterozoic rocks, Poachie Region, west-central Arizona, a study of the east boundary of the Proterozoic Mojave crustal province, by Bruce Bryant, J.L. Wooden, and L. David Nealey
- The volcanogenic Mount Rogers formation and the overlying glaciogenic Konnarock formation, two late Proterozoic units in southwestern Virginia, by Douglas W. Rankin
- Petrology and geochronology of 1.48 to 1.45 Ga igneous rocks in the St. Francois Mountains terrane, southeast Missouri, by Edward A. du Bray [and four others]
- Geochemistry and stratigraphic relations of Middle Proterozoic rocks of the New Jersey Highlands, by Richard A. Volkert and Avery Ala Drake, Jr
- Revisions of stratigraphic nomenclature within the Keweenawan supergroup of northern Michigan, by William F. Cannon and Suzanne W. Nicholson. Geochemistry, petrography, and volcanology of rhyolites of the Portage Lake volcanics, Keweenaw Peninsula, Michigan / by Suzanne W. Nicholson
- New observations on the age and structure of Proterozoic quartzites in Wisconsin, by Gene L. Laberge, J.S. Klasner, and Paul E. Myers
- Paleomagnetic and ⁴°Ar/³⁹Ar geochronologic data from Late Proterozoic mafic dikes and sills, Montana and Wyoming, by Stephen S. Harlan, John Wm. Geissman, and Lawrence W. Snee
- Structural analysis of Archean rocks in the Negaunee area, Michigan--constraints on Archean versus early Proterozoic deformation, by S.A. Nachatilo and R.L. Bauer
Outgoing Resources
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