Supplemental material: Absence of Cocos plate subduction-related basic volcanism in southern Mexico: A unique case on Earth? Surendra P. Verma 10.1130/2002129 https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_material_Absence_of_Cocos_plate_subduction-related_basic_volcanism_in_southern_Mexico_A_unique_case_on_Earth_/12337361 GSA Data Repository Item 2002129, Geology, Vol. 30, p. 1095. File size: 12 p., about 160 K bytes. 2002-01-01 00:00:00 Geoscience