TY - RPRT TI - Preliminary investigations of radioelement distribution in an Archean granite gneiss from drill hole MG-CR-2A, Republic area, Michigan AU - John S. Stuckless AU - Carl M. Bunker AU - C. A. Bush PY - 1980 DO - 10.3133/ofr801081 UR - https://pubs.usgs.gov/publication/ofr801081 ID - ofr801081 ER -