1. CONTINENTAL RIFTING IN CENTRAL ETHIOPIA: GEOCHEMICAL AND ISOTOPIC CONSTRAINTS FROM LAVAS AND XENOLITHS Open Access Author: Rooney, Tyrone O. Title: CONTINENTAL RIFTING IN CENTRAL ETHIOPIA: GEOCHEMICAL AND ISOTOPIC CONSTRAINTS FROM LAVAS AND XENOLITHS Graduate Program: Geosciences Keywords: Ethiopiacontinental riftDebre ZeyitButajiraWonjiigeochemistryfault beltcinder conebasaltxenolithcrustal structure File: Download Rooney_dissertation_upload.pdf Committee Members: Richard Rudolph Parizek, Committee MemberTanya Furman, Committee Chair/Co-ChairAndrew Arnold Nyblade, Committee MemberDavid H Eggler, Committee MemberDerek Elsworth, Committee MemberBarry B Hanan, Committee Member