Geologic and paleomagnetic studies at the Stonewall Mountain and Black Mountain volcanic centers, southern Nevada

Online access for this thesis was created in part with support from the Institute of Museum and Library Services (IMLS) administered by the Nevada State Library, Archives and Public Records through the Library Services and Technology Act (LSTA). To obtain a high quality image or document please contact the DeLaMare Library at https://unr.libanswers.com/ or call: 775-784-6945.5 X 10 years. The interval between eruptions of these two ash-flow sheets is thus inferred to have been less than this, and perhaps less than 100 years, precluding a significant amount of magmatic differentiation during the repose interval