SILVER 



603 



Von Rahden, H. V. R., 1965, Apparent fineness values of gold 

 from two Witwatersrand gold mines: Econ. Geology, v. 

 60, no. 5, p. 980-997. 



Weissenborn, A. E., 1966. Silver, lead, and zinc, in Mineral 

 and water resources of Washington: U.S. 89th Cong., 2d 

 sess., Comm. Print, p. 125-141. 



Wernick, J. H., 1960, Constitution of the AgSbS^-PbS, 

 AgBiSr-PbS, and AgBiS^-AgBiSe systems: Am. Min- 

 eralogist, V. 45, p. 591-598. 



White, D. E., Anderson, E. T., and Grubbs, D. K., 1963, Geo- 



thermal brine well — Mile-deep hole may top ore-bearing 



magmatic water and rocks undergoing metamorphism : 



Science, v. 139, p. 919-922. 

 White, W. S., 1968, The native-copper deposits of northern 



Michigan, in Ridge, J. D., ed.. Ore deposits of the United 



States 1933-1967, Graton-Sales Volume, v. 1: Am. Inst. 



Mining, Metall., and Petroleum Engineers, p. 303-325. 

 Wright, L. A., and others, 1953, Mines and mineral deposits 



of San Bernardino County, California: California Jour. 



Mines and Geology, v. 49, no. 1-2, p. 49-192. 



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