Supplemental Material: Providencia Island: A Miocene Stratovolcano on the Lower Nicaraguan Rise, Western Caribbean—A Geological Enigma Resolved Item

Appendix A: U/Pb geochronologic analyses of zircons from Providencia. Appendix B: Sample list. Appendix C: Chemical composition of some possible basaltic sources for the Providencia subalkaline suite. Appendix D: Chemical composition of volcanic rocks from Haiti. Appendix E: Chemical composition of volcanic rocks from the Dominican Republic.