- IGSN: IEDRM00ZE
- place: N12°49′60.0″, E39°30′0.0″ more
- classification: volcanic
- physical-form: thick section
- quantity (kg): 0.04
- age (Ma): 29 (0)
- description: NW Ethiopian plateau; Maychew area; HT1 basalt (high-Ti type 1)
- modified at 2020-01-15
- surface:
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 2-1. Results of K-Ar dating for mafic volcanic rocks from NW plateau (Maychew) Feyissa, Dejene Hailemariam et al. (2019)
1: BK01_K 2: BK01_Ar1 3: BK01_Ar2 4: MA1905-K 5: MA1905-Ar1 6: MA1905-Ar2 7: MA1809_K 8: MA1809_Ar1 9: MA1809_Ar2 10: A5_K 11: A5_Ar1 12: A5_Ar2 13: BK06_K 14: BK06_Ar1 15: BK06_Ar2 16: MA06_K 17: MA06-Ar1 18: MA06-Ar2 19: TS-12_K 20: TS-12_Ar1 21: TS-12_Ar2 22: TS35_K 23: TS35_Ar1 24: TS35_Ar2 25: TS35_Ar3 26: TS38_K 27: TS38_Ar1 28: TS38_Ar2 29: TS43_K 30: TS43_Ar1 31: TS43_Ar2 32: TS43_Ar3 33: TS43_Ar4 34: TS45_K 35: TS45_Ar1 36: TS45_Ar2
(a) Flame emission spectrometry on Shimadzu AA6200
(b) isotope dilution mass spectrometry with 38Ar spike on Micromass VG5400
Table S2-1. Major-element compositions (wt%) of mafic volcanic rocks from Maychew in NW Plateau Feyissa, Dejene Hailemariam et al. (2019)
1: MH12a 2: MH12b 3: MH11a 4: MH11b 5: MH14 6: MH15 7: TR3V23 8: MA1905 9: MA1907 10: A3 11: BK01 12: BK02 13: BK04 14: TR1V1 15: TR1V3 16: Tr1-V38 17: BK07 18: BK08 19: TS-01 20: TS06 21: Ma1808 22: MA1809 23: MA11a 24: MA06A 25: MA08 26: MA01a 27: Ma02a 28: MA1810c 29: MA1810a 30: A-5 31: L1 32: A2 33: MA1815 34: I2S3 35: BK10 36: BK06 37: TS03 38: TS04 39: TS09 40: TS12 41: TS13 42: TS14 43: TS16 44: B2 45: TS31 46: TS36 47: TS41 48: TS43 49: Ts44 50: TS45 51: TS46 52: TS35 53: TS38 54: Ts39 55: TS40 56: TS42
(a) XRF procedures of Takei (2002) on XRF PANalytical PW2400
(b) Tritration with gravimetry
Table S3-1.Trace-element compositions (ppm) of mafic volcanic rocks from Maychew in NW Plateau Feyissa, Dejene Hailemariam et al. (2019)
1: MH12a 2: MH12b 3: MH11a 4: MH11b 5: MH14 6: MH15 7: TR3V23 8: MA1905 9: MA1907 10: A3 11: BK01 12: BK02 13: BK04 14: TR1V1 15: TR1V3 16: Tr1-V38 17: BK07 18: BK08 19: TS06 20: Ma1808 21: MA1809 22: MA11a 23: MA06A 24: MA08 25: MA01a 26: Ma02a 27: MA1810c 28: MA1810a 29: A-5 30: L1 31: A2 32: MA1815 33: I2S3 34: BK10 35: BK06 36: TS03 37: TS04 38: TS09 39: TS12 40: TS13 41: TS14 42: TS16 43: B2 44: TS31 45: TS36 46: TS41 47: TS43 48: Ts44 49: TS45 50: TS46 51: TS35 52: TS38 53: Ts39 54: TS40 55: TS42
(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
@article{20130523090158-474041,
author={{BK06}},
title={Thick section with quantity 0.04 kg at \nolinkurl{/ISEI/main/PML-stone-room-111/shelf 6/shelf 6-2/Kabeto-9 2013-04-26/}},
journal={\href{http://dream.misasa.okayama-u.ac.jp/?q=20130523090158-474041}{DREAM}},
volume={20},
pages={20130523090158-474041},
year={2013},
url={http://dream.misasa.okayama-u.ac.jp/?q=20130523090158-474041},
}<?xml version="1.0" encoding="UTF-8"?>
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<value>4.27</value>
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<nickname>Al2O3</nickname>
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<value>1.44</value>
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<value>0.16</value>
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<nickname>Na2O</nickname>
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<analysis>
<nickname>K2O</nickname>
<value>1.09</value>
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<analysis>
<nickname>P2O5</nickname>
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<nickname>Cr</nickname>
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<nickname>Ni</nickname>
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<nickname>FeO</nickname>
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<analysis>
<nickname>Li</nickname>
<value>4.66</value>
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<analysis>
<nickname>B</nickname>
<value>3.63</value>
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<analysis>
<nickname>Rb</nickname>
<value>18.7</value>
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<analysis>
<nickname>Sr</nickname>
<value>644.0</value>
<unit>ppm</unit>
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<analysis>
<nickname>Y</nickname>
<value>41.2</value>
<unit>ppm</unit>
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<analysis>
<nickname>Cs</nickname>
<value>0.689</value>
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<analysis>
<nickname>Ba</nickname>
<value>454.0</value>
<unit>ppm</unit>
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<analysis>
<nickname>La</nickname>
<value>39.2</value>
<unit>ppm</unit>
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<analysis>
<nickname>Ce</nickname>
<value>88.1</value>
<unit>ppm</unit>
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<analysis>
<nickname>Pr</nickname>
<value>12.2</value>
<unit>ppm</unit>
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<analysis>
<nickname>Nd</nickname>
<value>54.5</value>
<unit>ppm</unit>
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<analysis>
<nickname>Sm</nickname>
<value>12.0</value>
<unit>ppm</unit>
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<info/>
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<analysis>
<nickname>Eu</nickname>
<value>3.5</value>
<unit>ppm</unit>
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<analysis>
<nickname>Gd</nickname>
<value>10.8</value>
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<analysis>
<nickname>Tb</nickname>
<value>1.53</value>
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<analysis>
<nickname>Dy</nickname>
<value>7.84</value>
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<analysis>
<nickname>Ho</nickname>
<value>1.41</value>
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<analysis>
<nickname>Er</nickname>
<value>3.15</value>
<unit>ppm</unit>
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<analysis>
<nickname>Tm</nickname>
<value>0.423</value>
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<analysis>
<nickname>Yb</nickname>
<value>2.58</value>
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<analysis>
<nickname>Lu</nickname>
<value>0.338</value>
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<analysis>
<nickname>Pb</nickname>
<value>7.04</value>
<unit>ppm</unit>
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<info/>
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<analysis>
<nickname>Th</nickname>
<value>6.38</value>
<unit>ppm</unit>
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<analysis>
<nickname>U</nickname>
<value>3.29</value>
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<info/>
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<analysis>
<nickname>Zr</nickname>
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<value>48.3</value>
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<nickname>Hf</nickname>
<value>9.24</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
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<analysis>
<nickname>Ta</nickname>
<value>4.87</value>
<unit>ppm</unit>
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<label/>
<info/>
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<nickname>Nd143zNd144</nickname>
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<value>0.512886</value>
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<value>5.61</value>
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<analysis>
<nickname>Sr87zSr86</nickname>
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<analysis>
<nickname>Sr87zSr86i</nickname>
<value>0.704656</value>
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place quantity
2019-11-18 15:14 2020-05-16 03:31
description:
ISEI/main/PML-stone-room-111/--/Kabeto-9 2013-04-26 about 4 years
2015-11-05 14:00 2019-11-18 15:14
description: