TY - RPRT TI - A geologic and mineral reconnaissance of the Ablah formation and the Kamdan anomaly, South Aqiq area, Saudi Arabia AU - Virgil A. Trent AU - Ghazi H. Sultan PY - 1968 DO - 10.3133/ofr68278 UR - https://pubs.usgs.gov/publication/ofr68278 ID - ofr68278 ER -