Sources of Fertilizer Minerals in South America


Book Description

Geology and technology of fertilizer-mineral deposits of phosphates, potash, and sulfur and suggestions for further exploration in South America.
















World Nonbauxite Aluminum Resources Excluding Alunite


Book Description

A compilation of published information on the geology and worldwide distribution of nonbauxite resources that are potential sources of aluminium and on methods for extracting alumina from them.







Hearings


Book Description