TY - RPRT TI - A possible relationship between subsidence and uranium mineralization in the Petrified Forest Member of the Chinle Formation in the Cameron and Holbrook-St. Johns area of Arizona AU - Charles S. Spirakis PY - 1980 DO - 10.3133/ofr80808 UR - https://pubs.usgs.gov/publication/ofr80808 ID - ofr80808 ER -