Showing 1 - 20 results of 24 for search 'Heyl, Allen V. (Allen Van), 1918-2008', query time: 0.27s Refine Results
  1. 1
    Copper, zinc, lead, iron, cobalt, and barite deposits in the Piedmont Upland of Maryland /
    Book
  2. 2
    Geologic structure map of the Beetown lead-zinc area, Grant County, Wisconsin /
    Government Document Map
  3. 3
    Preliminary seismotectonic map of the central Mississippi Valley and environs /
    Government Document Map
  4. 4
    Geology and mineral deposits of the Priest Tank quadrangle, Sierra County, New Mexico /
    Government Document Map
  5. 5
    The geology of the upper Mississippi Valley zinc-lead district /
    Government Document Book
  6. 6
    Zoning of the Bitter Creek vanadium-uranium deposit near Uravan, Colorado /
    Get full text
    Government Document eBook
  7. 7
    Zinc-lead-copper resources and general geology of the upper Mississippi Valley district /
    Get full text
    Government Document eBook
  8. 8
    Oxidized zinc deposits of the United States.
    Get full text
    Government Document
  9. 9
    Chromite and other mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania and Delaware /
    Get full text
    Government Document
  10. 10
    Aeromagnetic and tectonic analysis of the Upper Mississippi Valley zinc-lead district : a magnetic study indicating major geologic structures in the basement rock which controlled in part the locations of overlying ore deposits /
    Get full text
    Government Document eBook
  11. 11
    Oxidized zinc deposits of the United States.
    Get full text
    Government Document
  12. 12
    Mercury and other trace elements in sphalerite and wallrocks from central Kentucky, Tennessee, and Appalachian zinc districts : a discussion of the mercury, cadmium, germanium, gallium, and strontium content of sphalerite from ore deposits of the Central and Eastern United States /
    Get full text
    Government Document eBook
  13. 13
    The geology of the upper Mississippi Valley zinc-lead district /
    Get full text
    Government Document eBook
  14. 14
    Jasperoids of the Pando Area, Eagle County, Colorado /
    Get full text
    Government Document eBook
  15. 15
    Mineral belts in western Sierra County, New Mexico, suggested by mining districts, geology, and geochemical anomalies /
    Get full text
    Government Document eBook
  16. 16
    Lead isotopes from the Upper Mississippi Valley district : a regional perspective /
    Get full text
    Government Document eBook
  17. 17
    Exploratory drilling in the Prairie du Chien group of the Wisconsin zinc-lead district by the U.S. Geological Survey in 1949-1950 /
    Get full text
    Government Document eBook
  18. 18
    Radioactive rare-earth deposit at Scrub Oaks mine, Morris County, New Jersey /
    Get full text
    Government Document eBook
  19. 19
    Regional structure of the southeast Missouri and Illinois-Kentucky mineral districts : study of the principal geologic structures and mines in and between two major mineral-producing districts /
    Get full text
    Government Document eBook
  20. 20
    Jasperoids of the Pando Area, Eagle County, Colorado /
    Other Authors: “...Heyl, Allen V. (Allen Van), 1918-2008...”
    Government Document Book
Search Tools: RSS Feed – Email Search