Edwin, John2016-04-262016-04-261922-05https://hdl.handle.net/11299/179673University of Minnesota Masters thesis. May 1922. Major: Geology. Advisor: Dr. F. F. Grout, Dr. W. H. Emmons. 1 computer file (PDF); 61 pages.enGeologyThe Relation of Mineral Deposits to the Pyroxenites and Periodotites in North AmericaThesis or Dissertation