BK06_Ar2 < 20191128141942-487658 > on BK06_Ar2 pub determined by isotope dilution mass spectrometry with 38Ar spike with Micromass VG5400

measured value uncertainty unit
36Ar 2.3188 0.0369 pg/g
40Arrad 1.8346 0.0285 ng/g
40Ar/36Ar 987.4 4.5
air fraction 29.4 %
tables:
  • Table 2-1. Results of K-Ar dating for mafic volcanic rocks from NW plateau (Maychew) of Feyissa, Dejene Hailemariam (2019) Transition from plume-driven to plate-driven magmatism in the evolution of the Main Ethiopian Rift , Journal of Petrology, 60, 1681-1715. more
  • Table 1. Isotopic data for mafic volcanic rocks from Maychew in NW Plateau, Getra-Kele and Tosa- Sucha in SMER, NMER, and Afar of Feyissa, Dejene Hailemariam (2019) Transition from plume-driven to plate-driven magmatism in the evolution of the Main Ethiopian Rift , Journal of Petrology, 60, 1681-1715. more
  • Table S2-1. Major-element compositions (wt%) of mafic volcanic rocks from Maychew in NW Plateau of Feyissa, Dejene Hailemariam (2019) Transition from plume-driven to plate-driven magmatism in the evolution of the Main Ethiopian Rift , Journal of Petrology, 60, 1681-1715. more
  • Table S3-1.Trace-element compositions (ppm) of mafic volcanic rocks from Maychew in NW Plateau of Feyissa, Dejene Hailemariam (2019) Transition from plume-driven to plate-driven magmatism in the evolution of the Main Ethiopian Rift , Journal of Petrology, 60, 1681-1715. more