Geochemical Prospecting for Zinc, Lead, Copper, and Silver, Lancaster Valley, Southeastern Pennsylvania
Auteur : Jacob Freedman
Date de publication : 1972
Éditeur : U.S. Government Printing Office
Nombre de pages : 49
Résumé du livre
A search for geochemical anomalies and a study of dispersion patterns of zinc, lead, copper, and silver in the Lancaster area.