TY - RPRT TI - 238U-230Th dating of chevkinite in high-silica rhyolites from La Primavera and Yellowstone calderas AU - Jorge A. Vazquez AU - Noel O. Velasco AU - Axel K. Schmitt AU - Heather A. Bleick AU - Mark E. Stelten PY - 2014 DO - 10.1016/j.chemgeo.2014.10.020 UR - https://pubs.usgs.gov/publication/70134476 ID - 70134476 ER -