Showing 1 - 20 results of 206 for search '', query time: 0.22s Refine Results
  1. 1
    The Eparchæan interval : a criticism of the use of the term Algonkian /
    by Lawson, Andrew Cowper, 1861-
    Published 1902

    Book
  2. 2
    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 Toth, Margo I
    Published 1992

    Government Document Book
  3. 3
    Sedimentology and provenance of the Early Proterozoic Michigamme Formation and Goodrich Quartzite, northern Michigan : regional stratigraphic implications and suggested correlations /
    by Ojakangas, Richard W.
    Published 1994

    Government Document Book
  4. 4
    The volcanogenic Mount Rogers Formation and the overlying glaciogenic Konnarock Formation : two late Proterozoic units in southwestern Virginia /
    by Rankin, Douglas W
    Published 1993

    Government Document Book
  5. 5
    Petrography and geochemistry of Early Proterozoic granitoid rocks in Wisconsin magmatic terranes of Penokean orogen, northern Wisconsin /

    Government Document Book
  6. 6
    Paleomagnetic and ⁴°Ar/³⁹Ar geochronologic data from Late Proterozoic mafic dikes and sills, Montana and Wyoming /

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document Book
  7. 7
    The Lawson Creek Formation of Middle Proterozoic age in east-central Idaho /

    Government Document Book
  8. 8
    The Prichard Formation of the lower part of the Belt Supergroup (middle Proterozoic), near Plains, Sanders County, Montana /
    by Cressman, Earle Rupert, 1923-
    Published 1985

    Government Document Book
  9. 9
    Geology of the Stensgar Mountain quadrangle, Stevens County, Washington : stratigraphy and structure of the Proterozoic and Lower Cambrian rocks /
    by Evans, James George, 1938-
    Published 1987

    Government Document Book
  10. 10
    The Mountain shear zone, northeastern Wisconsin : a discrete ductile deformation zone within the Early Proterozoic Penokean Orogen /

    Government Document Book
  11. 11
    Geochemical reconnaissance of late Proterozoic volcanic and mafic plutonic rocks of the Al ʻAwshaziyah quadrangle and related rocks in the Qufar quadrangle, Northern Arabian Shield /
    by Leo, Gerhard W
    Published 1986

    Government Document Book
  12. 12
    Neodymium isotopic evidence for Early Proterozoic units in the Watersmeet Gneiss Dome, northern Michigan /
    by Barovich, Karin M., Patchett, John
    Published 1991

    Government Document Book
  13. 13
    Nature and style of deformation in the foreland of the early Proterozoic Penokean orogen, northern Michigan /

    Government Document Book
  14. 14
    Revisions of stratigraphic nomenclature within the Keweenawan supergroup of northern Michigan /
    by Cannon, William F
    Published 1992

    Government Document Book
  15. 15
    Evidence for continental crustal assimilation in the hemlock formation flood basalts of the Early Proterozoic Penokean orogen, Lake Superior region /
    by Beck, J. Warren
    Published 1991

    Government Document Book
  16. 16
    The Homestake Gold Mine, an Early Proterozoic iron-formation-hosted gold deposit, Lawrence County, South Dakota /
    by Caddey, Stanton W.
    Published 1991

    Government Document Book
  17. 17
    New observations on the age and structure of Proterozoic quartzites in Wisconsin /

    Government Document Book
  18. 18
    Selected studies of Archean gneisses and Lower Proterozoic rocks, southern Canadian Shield /
    Published 1980

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Book
  19. 19
    Petrography and geochemistry of Early Proterozoic granitoid rocks in Wisconsin magmatic terranes of Penokean orogen, northern Wisconsin /

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document Book
  20. 20
    Stratigraphy of the Late Proterozoic Murdama Group, Saudi Arabia /

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document Book
Search Tools: Get RSS Feed — Email this Search