DHA-9_K < 20191203095549-222544 > pub
- place: N11°50′51.0″, E41°41′11.0″ more
- classification: volcanic:basaltic
- physical-form: powder
- status: unknown
- age (Ma): 1.54 (0.06)
- 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 < 20191120103420-782630 > in Feyissa et al. (2019)refreshed at 2020-07-30
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 2-4. Results of K-Ar dating for mafic volcanic rocks from Afar < 20191128120333-262362 > in Feyissa et al. (2019)refreshed at 2020-07-30
1: DHA-16 K 2: DHA-16b-1 3: DHA-16b-2 4: DHA-13 K 5: DHA-13-1 6: DHA-13-2 7: DHA-10 K 8: DHA-10b-1 9: DHA-10b-2 10: dha-4 K 11: dha-4-1 12: dha-4-2 13: dha-6a K 14: dha-6a-Ar1 15: dha-6a-Ar2 16: DHA-31 K 17: GM DHA-31-1 18: GM DHA-31-2 19: DHA-34 K 20: DHA-34-1 21: DHA-34-2 22: DHA-36A K 23: DHA-36Ab-1 24: DHA-36Ab-2 25: DHA-9_K 26: DHA-9_Ar1 27: DHA-9_Ar2 28: DHA-20 K 29: DHA-20-1 30: DHA-20-2 31: DHA-24 K 32: DHA-24-1 33: DHA-24-2 34: DHA-26 K 35: DHA-26-1 36: DHA-26-2 37: dha-29 K 38: dha-29-1 39: dha-29-2 40: dha-30 K 41: dha-30-1 42: dha-30-2 43: DHA-40 K 44: DHA-40-1 45: DHA-40-2 46: DHA-41 K 47: DHA-41-1 48: DHA-41-2 49: DHA-45 K 50: DHA-45-1 51: DHA-45-2 52: dha-18 K 53: dha-18_Ar1 54: dha-18_Ar2 55: DHA-1 K 56: DHA-1-1 57: DHA-1-2
(a) Flame emission spectrometry on Shimadzu AA6200
(b) isotope dilution mass spectrometry with 38Ar spike on Micromass VG5400
Table S1. Modal abundances (vol%) of phases in representative samples from the Afar and MER < 20191204101651-735396 > in Feyissa et al. (2019)refreshed at 2020-07-30
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 S2-3. Major-element compositions (wt%) of mafic volcanic rocks from Afar < 20191203152019-914028 > in Feyissa et al. (2019)refreshed at 2021-06-03
1: DHA-16 2: DHA-14 3: DHA-13 4: DHA-12 5: DHA-11 6: DHA-10 7: DHA-4 8: DHA-38 9: DHA-6A 10: DHA-6B 11: DHA-7 12: DHA-31 13: DHA-33 14: DHA-34 15: DHA-35 16: DHA-36A 17: DHA-36B 18: DHA-37 19: DHA-8A 20: DHA-8B 21: DHA-9 22: DHA-19A 23: DHA-19B 24: DHA-20 25: DHA-21 26: DHA-22 27: DHA-22B 28: DHA-23 29: DHA-24 30: DHA-26 31: DHA-27 32: DHA-28 33: DHA-29 34: DHA-30 35: DHA-40 36: DHA-41 37: DHA-42 38: DHA-44 39: DHA-45 40: DHA-46 41: DHA-18 42: DHA-17 43: DHA-43 44: DHA-39 45: DHA-32 46: DHA-15 47: DHA-3 48: DHA-2 49: DHA-1
(a) XRF procedures of Takei (2002) on XRF PANalytical PW2400
(b) Tritration with gravimetry
Table S3-3.Trace-element compositions (ppm) of mafic volcanic rocks from Afar < 20191121153542-713241 > in Feyissa et al. (2019)refreshed at 2021-06-02
1: DHA-16 2: DHA-13 3: DHA-12 4: DHA-11 5: DHA-10 6: DHA-4 7: DHA-6A 8: DHA-31 9: DHA-34 10: DHA-36A 11: DHA-9 12: DHA-20 13: DHA-24 14: DHA-26 15: DHA-29 16: DHA-30 17: DHA-40 18: DHA-41 19: DHA-42 20: DHA-44 21: DHA-45 22: DHA-46 23: DHA-18 24: DHA-17 25: DHA-43 26: DHA-39 27: DHA-15 28: DHA-3 29: DHA-2 30: DHA-1
(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{20191203095549-222544,
author={{DHA-9_K}},
title={Powder at \nolinkurl{/}},
journal={\href{http://dream.misasa.okayama-u.ac.jp/?q=20191203095549-222544}{DREAM}},
volume={20},
pages={20191203095549-222544},
year={2019},
url={http://dream.misasa.okayama-u.ac.jp/?q=20191203095549-222544},
}<?xml version="1.0" encoding="UTF-8"?>
<acquisitions>
<acquisition>
<global_id>20191203095633-445219</global_id>
<name>DHA-9_K</name>
<device>Shimadzu AA6200</device>
<technique>Flame emission spectrometry</technique>
<operator></operator>
<sample_global_id>20191203095549-222544</sample_global_id>
<sample_name>DHA-9_K</sample_name>
<description></description>
<place>
<global_id>20191203095623-933135</global_id>
<name>locality of DHA-9_K</name>
<longitude>41.6863888888889</longitude>
<latitude>11.8475</latitude>
<elevation/>
<description/>
</place>
<chemistries>
<analysis>
<nickname>K</nickname>
<value>0.823</value>
<unit>%</unit>
<uncertainty/>
<label/>
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</analysis>
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