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dc.contributor.authorRuth, Joseph Frank
dc.creatorRuth, Joseph Franken
dc.date.accessioned2015-06-18T10:49:15Zen
dc.date.available2015-06-18T10:49:15Zen
dc.date.issued1979en
dc.identifier.urihttp://hdl.handle.net/10150/557249en
dc.language.isoen_USen
dc.publisherThe University of Arizona.en
dc.rightsCopyright © is held by the author. Digital access to this material is made possible by the University Libraries, University of Arizona. Further transmission, reproduction or presentation (such as public display or performance) of protected items is prohibited except with permission of the author.en
dc.subjectIsland arcs.en
dc.subjectAlkalic igneous rocks.en
dc.subjectPetrogenesis.en
dc.titleBarium-Lanthanum ratios and the petrogenesis of arc volcanicsen
dc.typetexten
dc.typeThesis-Reproduction (electronic)en
dc.identifier.oclc6463893en
thesis.degree.grantorUniversity of Arizonaen
thesis.degree.levelmastersen
thesis.degree.disciplineGeosciencesen
thesis.degree.disciplineGraduate Collegeen
thesis.degree.nameM.S.en
dc.description.noteThis item was digitized from a paper original. If you need higher-resolution images for any content in this item, please contact us at repository@u.library.arizona.edu.en
dc.identifier.bibrecord.b18080406en
dc.identifier.callnumberE9791 1979 261en
dc.description.admin-noteOriginal file replaced with corrected file April 2023.
refterms.dateFOA2018-05-28T19:21:09Z


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