TD-1815_Ar2 < 20191129110350-257386 > on TD-1815-2 pub determined by isotope dilution mass spectrometry with 38Ar spike with Micromass VG5400

measured value uncertainty unit
36Ar 0.6708 0.0128 pg/g
40Arrad 1.4745 0.016 ng/g
40Ar/36Ar 2278.0 14.0
air fraction 13.1 %
tables:
  • Table 2-2. Results of K-Ar dating for mafic volcanic rocks from SMER (Getra-Kele and Tosa-Sucha) 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 S2-2. Major-element compositions (wt%) of mafic volcanic rocks from Getra-Kele and Tosa-Sucha in SMER and NMER 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 S3-2.Trace-element compositions (ppm) of mafic volcanic rocks from Getra-Kele and Tosa-Sucha in SMER, and NMER 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