1. Alpers C. A. and Brimhall G. H. (in press) Climatic dessication —optimal hydrologic, geochemical, and geomorphic conditions for supergene enrichment and preservation of ore deposits: An integrated study of La Escondida, Chile. Bull. Geol. Soc. Amer.
2. Density, porosity, and composition of sedimentary rocks;Athy;Amer. Assoc. Petr. Geol. Bull.,1930
3. Sulfide weathering and the evaluation of gossans in mineral exploration;Blain;Min. Sci. Eng.,1977
4. Analysis of supergene ore-forming processes using mass balance principles;Brimhall;Econ. Geol.,1985
5. Soil Genesis and Classification;Buol,1980