Shock-produced high-pressure (La, Ce, Th)PO4 polymorph revealed by microstructural phase heritage of monazite

• Published in: Geology
• Main Authors: Erickson, Timmons M., Timms, Nicholas E., Pearce, Mark A., Cayron, Cyril, Deutsch, Alex, Keller, Lindsay P., Kring, David A.
• Format: Text
• Language: unknown
• Published: Boulder, GEOLOGICAL SOC AMER, INC 2019
• Subjects: Canada; Haughton Dome; Nunavut
• Online Access: https://doi.org/10.1130/G46008.1; http://infoscience.epfl.ch/record/268032

The responses of uranium-bearing accessory minerals to shock metamorphism have received growing interest, because under extreme pressure and temperature conditions, these phases can form unique microstructures and/or polymorphs and their radiometric ages can be partially to wholly reset. This study...