De Voto, Richard H.Serna-Isaza, Mario J.2023-05-092023-05-091971https://hdl.handle.net/11124/176858Includes bibliographical references.masters thesesengCopyright of the original work is retained by the author.Geology -- Colorado -- Dolores CountyGeochemistry -- Colorado -- Dolores CountyVolcanic plugsGeology and geochemistry of Calico Peak, Dolores County, ColoradoText