- IGSN: IEDRM00YX
- place: N12°52′0.0″, E39°30′0.0″ more
- classification: volcanic:basaltic
- physical-form: hand specimen
- quantity (kg): 0.16
- age (Ma): 28 (0)
- description: NW Ethiopian plateau; Maychew area; HT1 basalt (high-Ti type 1)
- modified at 2020-01-15
- surface:
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{20130117143431-183-212,
author={{TS38}},
title={Hand specimen with quantity 0.16 kg at \nolinkurl{/ISEI/main/PML-stone-room-111/shelf 6/shelf 6-3/Kabeto-2 2013-01-17/}},
journal={\href{http://dream.misasa.okayama-u.ac.jp/?q=20130117143431-183-212}{DREAM}},
volume={20},
pages={20130117143431-183-212},
year={2013},
url={http://dream.misasa.okayama-u.ac.jp/?q=20130117143431-183-212},
}<?xml version="1.0" encoding="UTF-8"?>
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<acquisition>
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<name>Maychew area</name>
<longitude>39.5</longitude>
<latitude>12.8666666666667</latitude>
<elevation/>
<description>Tsibet</description>
</place>
<chemistries>
<analysis>
<nickname>SiO2</nickname>
<value>47.78</value>
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<uncertainty/>
<label/>
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<analysis>
<nickname>TiO2</nickname>
<value>2.77</value>
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<uncertainty/>
<label/>
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</analysis>
<analysis>
<nickname>Al2O3</nickname>
<value>15.25</value>
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<analysis>
<nickname>Fe2O3</nickname>
<value>1.17</value>
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<analysis>
<nickname>MnO</nickname>
<value>0.16</value>
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<analysis>
<nickname>MgO</nickname>
<value>5.97</value>
<unit>%</unit>
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<analysis>
<nickname>CaO</nickname>
<value>10.58</value>
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<analysis>
<nickname>Na2O</nickname>
<value>2.9</value>
<unit>%</unit>
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<analysis>
<nickname>K2O</nickname>
<value>0.9</value>
<unit>%</unit>
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<analysis>
<nickname>P2O5</nickname>
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<analysis>
<nickname>total</nickname>
<value>100.0</value>
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<analysis>
<nickname>Cr</nickname>
<value>287.0</value>
<unit>ppm</unit>
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<analysis>
<nickname>Ni</nickname>
<value>50.2</value>
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<acquisition>
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<longitude>39.5</longitude>
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<nickname>FeO</nickname>
<value>10.67</value>
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<analysis>
<nickname>H2O+</nickname>
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<acquisition>
<global_id>20191119155140-549523</global_id>
<name>TS38</name>
<device>Q-ICPMS Agilent 7500cs</device>
<technique>Q-ICP-MS_procedures of Makishima and Nakamura (1997, 1999, 2006)</technique>
<operator>Dejene</operator>
<sample_global_id>20130117143431-183-212</sample_global_id>
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<global_id>20191029140100-301979</global_id>
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<longitude>39.5</longitude>
<latitude>12.8666666666667</latitude>
<elevation/>
<description>Tsibet</description>
</place>
<chemistries>
<analysis>
<nickname>Li</nickname>
<value>9.06</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
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<analysis>
<nickname>B</nickname>
<value>0.849</value>
<unit>ppm</unit>
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<analysis>
<nickname>Rb</nickname>
<value>16.6</value>
<unit>ppm</unit>
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<analysis>
<nickname>Sr</nickname>
<value>675.0</value>
<unit>ppm</unit>
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<info/>
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<analysis>
<nickname>Y</nickname>
<value>38.6</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
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<analysis>
<nickname>Cs</nickname>
<value>0.111</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Ba</nickname>
<value>299.0</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>La</nickname>
<value>20.1</value>
<unit>ppm</unit>
<uncertainty/>
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<info/>
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<analysis>
<nickname>Ce</nickname>
<value>50.0</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Pr</nickname>
<value>6.27</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Nd</nickname>
<value>28.9</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
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<analysis>
<nickname>Sm</nickname>
<value>6.78</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Eu</nickname>
<value>2.29</value>
<unit>ppm</unit>
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<info/>
</analysis>
<analysis>
<nickname>Gd</nickname>
<value>6.74</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
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<analysis>
<nickname>Tb</nickname>
<value>1.04</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
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<analysis>
<nickname>Dy</nickname>
<value>5.89</value>
<unit>ppm</unit>
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<info/>
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<analysis>
<nickname>Ho</nickname>
<value>1.15</value>
<unit>ppm</unit>
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<label/>
<info/>
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<analysis>
<nickname>Er</nickname>
<value>2.82</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Tm</nickname>
<value>0.397</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Yb</nickname>
<value>2.54</value>
<unit>ppm</unit>
<uncertainty/>
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<info/>
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<analysis>
<nickname>Lu</nickname>
<value>0.351</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
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<analysis>
<nickname>Pb</nickname>
<value>1.95</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Th</nickname>
<value>1.59</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>U</nickname>
<value>0.486</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
</chemistries>
</acquisition>
<acquisition>
<global_id>20191119155437-715376</global_id>
<name>TS38</name>
<device>Q-ICPMS Agilent 7500cs</device>
<technique>Q-ICP-MS_procedures of Lu et al. (2007)</technique>
<operator>Dejene</operator>
<sample_global_id>20130117143431-183-212</sample_global_id>
<sample_name>TS38</sample_name>
<description/>
<place>
<global_id>20191029140100-301979</global_id>
<name>Maychew area</name>
<longitude>39.5</longitude>
<latitude>12.8666666666667</latitude>
<elevation/>
<description>Tsibet</description>
</place>
<chemistries>
<analysis>
<nickname>Zr</nickname>
<value>191.0</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Nb</nickname>
<value>20.6</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Hf</nickname>
<value>4.72</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
<analysis>
<nickname>Ta</nickname>
<value>1.41</value>
<unit>ppm</unit>
<uncertainty/>
<label/>
<info/>
</analysis>
</chemistries>
</acquisition>
</acquisitions>
place quantity
2019-11-18 15:12 2020-05-16 02:17
description:
ISEI/main/PML-stone-room-111/--/Kabeto-2 2013-01-17 about 4 years
2015-11-05 14:00 2019-11-18 15:12
description: