Context

Context of Geology of the Huahuaxtla mercury district, State of Guerrero, Mexico, by David Gallagher and Raphael Perez Siliceo ; prepared in cooperation with the Secretaría de la Economía Nacional de México, Dirección General de Minas y Petróleo and the Universidad Nacional Autónoma de México, Instituto de Geología, under the auspices of the Interdepartmental Committee on Scientific and Cultural Cooperation, Department of State
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