Excess protactinium in phosphate nodules from a coastal upwelling zone

• 31 August 1982
• journal article
• Published by Elsevier in Earth and Planetary Science Letters
• Vol. 60  (1) , 39-46
• https://doi.org/10.1016/0012-821x(82)90018-8

Abstract

Keywords

• PHOSPHATE NODULES
• PROTACTINIUM
• THORIUM
• UPWELLING ZONE
• PERU
• CHILE
• AGES
• COASTAL UPWELLING
• MARINE SEDIMENTS