An analysis of phosphate-rock resources, based on past estimates and all available recent information, indicates that sufficient phosphate exists in the United States to meet domestic demands for the foreseeable future.

One of four volumes which provides a good understanding of the mode of occurrence, geological setting and phosphogenesis of the world's phosphate resources.

This volume, covering metals and minerals, contains chapters on approximately 90 commodities. In addition, this volume has chapters on mining and quarrying trends and on statistical surveying methods used by Minerals Information, plus a statistical summary.