- IGSN: IEDRM00YC
- place: N5°50′32.0″, E37°54′4.0″ more
- classification: volcanic:basaltic
- physical-form: hand specimen
- quantity (kg): 0.65
- age (Ma): 16 (0)
- description: Southern Main Ethiopian Rift (SMER); Getra-Kele aphyric basalt
- modified at 2020-01-15
- surface:
Table 2-2. Results of K-Ar dating for mafic volcanic rocks from SMER (Getra-Kele and Tosa-Sucha) Feyissa, Dejene Hailemariam et al. (2019)
1: TD-1815_K 2: TD-1815-1 3: TD-1815-2 4: TD-1815-3 5: TD-1817_K 6: TD-1817-1 7: TD-1817-2 8: TD-1825_K 9: TD-1825_Ar1 10: TD-1825_Ar2 11: TD-1826A_K 12: TD-1826A_Ar1 13: TD-1826A_Ar2 14: TD-1826B_K 15: TD-1826B_Ar1 16: TD-1826B_Ar2 17: TD-1833_K 18: TD-1833_Ar1 19: TD-1833_Ar2 20: TD-1836_K 21: TD-1836_Ar1 22: TD-1836_Ar2 23: TD-1837A_K 24: TD-1837A_Ar1 25: TD-1837A_Ar2 26: TD-1839_K 27: TD-1839_Ar1 28: TD-1839_Ar2 29: TD-1842_K 30: TD-1842 1 31: TD-1842 2 32: TD-1842 3 33: TD-1842 4 34: TD-1842 5
(a) Flame emission spectrometry on Shimadzu AA6200
(b) isotope dilution mass spectrometry with 38Ar spike on Micromass VG5400
Table S3-2.Trace-element compositions (ppm) of mafic volcanic rocks from Getra-Kele and Tosa-Sucha in SMER, and NMER Feyissa, Dejene Hailemariam et al. (2019)
1: TD-1815 2: TD-1816A 3: TD-1816B 4: TD-1817 5: TD-1825 6: TD-1826A 7: TD-1826B 8: TD-1833 9: TD-1836 10: TD-1837A 11: TD-1838 12: TD-1839_Te-is 13: TD-1841 14: TD-1842 15: DBDH-4 16: DBDH-5 17: DBAG-115 18: TG-31 19: DBAG-74 20: DBZ-34 21: DBAG-77 22: DBAG-72A 23: DBAG-73 24: TG-51 25: TG-54 26: DBAG-63 27: MM-560 28: MM-534 29: MM-559B 30: TG-14 31: DBZ-8 32: DH-429 33: DH-438 34: TG-24B 35: TG-27C 36: TG-50 37: DBZ-22 38: DBZ-30
(a) Q-ICP-MS_procedures of Makishima and Nakamura (1997, 1999, 2006) on Q-ICPMS Agilent 7500cs
(b) XRF procedures of Takei (2002) on XRF PANalytical PW2400
(c) Q-ICP-MS_procedures of Lu et al. (2007) on Q-ICPMS Agilent 7500cs
Table S1. Modal abundances (vol%) of phases in representative samples from the Afar and MER Feyissa, Dejene Hailemariam et al. (2019)
1: TD-1826A 2: TD-1826B 3: TD-1836 4: TD-1838 5: TD-1839 6: DBDH-3 7: DBDH-4B 8: TG-31 9: DBAG-77 10: DBAG-72A 11: TG-54 12: DBAG-63 13: MM-560 14: TG-14 15: DBZ-8 16: DH-429 17: TG-50 18: DBZ-22 19: DBZ-30 20: DHA-16 21: DHA-13 22: DHA-12 23: DHA-11 24: DHA-10 25: DHA-38 26: DHA-7 27: DHA-31 28: DHA-33 29: DHA-34 30: DHA-36A 31: DHA-9 32: DHA-35 33: DHA-20 34: DHA-22 35: DHA-23 36: DHA-24 37: DHA-26 38: DHA-27 39: DHA-28 40: DHA-37 41: DHA-40 42: DHA-41 43: DHA-42 44: DHA-44 45: DHA-45 46: DHA-39 47: DHA-32 48: DHA-3 49: DHA-2 50: DHA-1
(a) on EPMA JEOL JXA 8500 system
Table 1. Isotopic data for mafic volcanic rocks from Maychew in NW Plateau, Getra-Kele and Tosa- Sucha in SMER, NMER, and Afar Feyissa, Dejene Hailemariam et al. (2019)
1: MH12a 2: MH12b 3: MH11b 4: MH14 5: MH15 6: TR3V23 7: MA1905 8: MA1907 9: BK01 10: BK02 11: TR1V3 12: Tr1-V38 13: BK07 14: TS06 15: MA06A 16: MA08 17: MA01a 18: Ma02a 19: MA1810c 20: MA1810a 21: A3 22: A-5 23: A2 24: MA1815 25: I2S3 26: BK10 27: BK06 28: TS03 29: TS12 30: TS13 31: TS16 32: B2 33: TS36 34: TS41 35: Ts44 36: TS45 37: TS46 38: TS35 39: Ts39 40: TS40 41: TS42 42: TD-1815 43: TD-1816A 44: TD-1816B 45: TD-1817 46: TD-1825 47: TD-1826A 48: TD-1826B 49: TD-1833 50: TD-1836 51: TD-1837A 52: TD-1838 53: TD-1839 54: TD-1841 55: TD-1842 56: DBDH-4 57: DBAG-115 58: TG-31 59: DBAG-74 60: DBZ-34 61: DBAG-77 62: DBAG-72A 63: DBAG-73 64: TG-51 65: TG-54 66: DBAG-63 67: MM-560 68: MM-534 69: MM-559B 70: TG-14 71: DBZ-8 72: DH-429 73: DH-438 74: TG-24B 75: TG-27C 76: TG-50 77: DBZ-22 78: DBZ-30 79: DHA-16 80: DHA-13 81: DHA-12 82: DHA-11 83: DHA-10 84: DHA-4 85: DHA-6A 86: DHA-31 87: DHA-34 88: DHA-36A 89: DHA-9 90: DHA-20 91: DHA-24 92: DHA-26 93: DHA-29 94: DHA-30 95: DHA-40 96: DHA-41 97: DHA-45 98: DHA-46 99: DHA-18 100: DHA-17 101: DHA-43 102: DHA-39 103: DHA-15 104: DHA-3 105: DHA-2 106: DHA-1
(a) Sr isotopes_procedures of Yoshikawa and Nakamura (1993) on TIMS Thermo-Fisher MAT262
(b) Nd isotopes_procedures of Nakamura et al. (1991, 2003) on TIMS Thermo-Fisher MAT262
(c) Pb isotopes_procedures of Kuritani and Nakamura (2002, 2003) on TIMS Thermo-Fisher Triton
Table S2-2. Major-element compositions (wt%) of mafic volcanic rocks from Getra-Kele and Tosa-Sucha in SMER and NMER Feyissa, Dejene Hailemariam et al. (2019)
1: TD-1815 2: TD-1816A 3: TD-1816B 4: TD-1817 5: TD-1825 6: TD-1826A 7: TD-1826B 8: TD-1833 9: TD-1836 10: TD-1837A 11: TD-1838 12: TD-1839_Te-is 13: TD-1841 14: TD-1842 15: DBDH-3 16: DBDH-4 17: DBDH-4B 18: DBDH-5 19: DBAG-115 20: TG-31 21: DBAG-74 22: DBZ-34 23: DBAG-77 24: DBAG-72A 25: DBAG-73 26: TG-51 27: TG-54 28: DBAG-63 29: MM-560 30: MM-534 31: MM-559B 32: TG-14 33: DBZ-8 34: DH-429 35: DH-438 36: TG-24B 37: TG-27C 38: TG-50 39: DBZ-22 40: DBZ-30
(a) XRF procedures of Takei (2002) on XRF PANalytical PW2400
(b) Tritration with gravimetry
@article{20090218151150.tesfaye,
author={{TD-1826B}},
title={Hand specimen with quantity 0.65 kg at \nolinkurl{/ISEI/stone storage/Room A/1F/D/7/TES 2008b/}},
journal={\href{http://dream.misasa.okayama-u.ac.jp/?q=20090218151150.tesfaye}{DREAM}},
volume={20},
pages={20090218151150.tesfaye},
year={2009},
url={http://dream.misasa.okayama-u.ac.jp/?q=20090218151150.tesfaye},
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