Citation:

PANGAEA.949906

Name: Radiogenic Sr, Nd and Pb isotope compositions and REE concentrations for North African soil samples from the literature
Published: 2022-10-25
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Atlantic dust transport; isotope fingerprinting; mineral dust provenance; North African soils; rare-earth element pattern; Sr-Nd-Pb radiogenic isotopes

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Published: 2022-10-25 • DOI registered: 2023-01-20

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Keyword(s):

Atlantic dust transport; isotope fingerprinting; mineral dust provenance; North African soils; rare-earth element pattern; Sr-Nd-Pb radiogenic isotopes

Related to:

Abouchami, Wafa; Näthe, Kerstin; Kumar, Ashwini; Galer, Stephen J G; Jochum, Klaus Peter; Williams, Earle; Horbe, Adiana MC; Rosa, João WC; Balsam, William L; Adams, David; Mezger, Klaus; Andreae, Meinrat O (2013): Geochemical and isotopic characterization of the Bodélé Depression dust source and implications for transatlantic dust transport to the Amazon Basin. Earth and Planetary Science Letters, 380, 112-123, https://doi.org/10.1016/j.epsl.2013.08.028

Gross, Avner; Palchan, Daniel; Krom, Michael D; Angert, Alon (2016): Elemental and isotopic composition of surface soils from key Saharan dust sources. Chemical Geology, 442, 54-61, https://doi.org/10.1016/j.chemgeo.2016.09.001

Grousset, Francis E; Biscaye, Pierre Eginton (2005): Tracing dust sources and transport patterns using Sr, Nd and Pb isotopes. Chemical Geology, 222(3-4), 149-167, https://doi.org/10.1016/j.chemgeo.2005.05.006

Grousset, Francis E; Parra, Mario; Bory, Aloys J-M; Martinez, P; Bertrand, Philippe; Shimmield, Graham; Ellam, Robert Mark (1998): SAHARAN WIND REGIMES TRACED BY THE Sr–Nd ISOTOPIC COMPOSITION OF SUBTROPICAL ATLANTIC SEDIMENTS: LAST GLACIAL MAXIMUM vs TODAY. Quaternary Science Reviews, 17(4-5), 395-409, https://doi.org/10.1016/S0277-3791(97)00048-6

Grousset, Francis E; Rognon, P; Coudé-Gaussen, G; Pédemay, P (1992): Origins of peri-Saharan dust deposits traced by their Nd and Sr isotopic composition. Palaeogeography, Palaeoclimatology, Palaeoecology, 93(3-4), 203-212, https://doi.org/10.1016/0031-0182(92)90097-O

Jewell, Amy M; Drake, Nick A; Crocker, Anya J; Bakker, Natalie L; Kunkelova, Tereza; Bristow, Charlie; Cooper, Matthew J; Breeze, Paul S; Wilson, Paul A; Milton, J Andrew (2021): Three North African dust source areas and their geochemical fingerprint. Earth and Planetary Science Letters, 554, 116645, https://doi.org/10.1016/j.epsl.2020.116645

Kumar, Ashwini Anil; Abouchami, Wafa; Galer, Stephen J G; Garrison, Virginia H; Williams, Earle; Andreae, Meinrat O (2014): A radiogenic isotope tracer study of transatlantic dust transport from Africa to the Caribbean. Atmospheric Environment, 82, 130-143, https://doi.org/10.1016/j.atmosenv.2013.10.021

Revel, Marie; Ducassou, Emmanuelle; Grousset, Francis E; Bernasconi, Stefano M; Migeon, Sébastien; Revillon, Sidonie; Mascle, Jean; Murat, Anne; Zaragosi, Sebastien; Bosch, D (2010): 100,000 Years of African monsoon variability recorded in sediments of the Nile margin. Quaternary Science Reviews, 29(11-12), 1342-1362, https://doi.org/10.1016/j.quascirev.2010.02.006

van der Does, Michèlle; Pourmand, Ali; Sharifi, Arash; Stuut, Jan-Berend W (2018): North African mineral dust across the tropical Atlantic Ocean: Insights from dust particle size, radiogenic Sr-Nd-Hf isotopes and rare earth elements (REE). Aeolian Research, 33, 106-116, https://doi.org/10.1016/j.aeolia.2018.06.001

Zhao, Wancang; Balsam, William L; Williams, Earle; Long, Xiaoyong; Ji, Junfeng (2018): Sr-Nd-Hf isotopic fingerprinting of transatlantic dust derived from North Africa. Earth and Planetary Science Letters, 486, 23-31, https://doi.org/10.1016/j.epsl.2018.01.004

Funding:

Deutsche Forschungsgemeinschaft, Bonn (DFG), grant/award no. 264907654

Deutsche Forschungsgemeinschaft, Bonn (DFG), grant/award no. 416816480

Deutsche Forschungsgemeinschaft, Bonn (DFG), grant/award no. SPP1833: Building a Habitable Earth

Science and Engineering Research Board (SERB), grant/award no. CRG/2019/001141

Coverage:

Median Latitude: 20.807937 * Median Longitude: 8.115187 * South-bound Latitude: 6.100000 * West-bound Longitude: -17.400000 * North-bound Latitude: 34.340000 * East-bound Longitude: 36.150000

Event(s):

PSA_BD_34BOT25 * Latitude: 16.910000 * Longitude: 18.470000 * Location: Sahara-Sahel region * Method/Device: Soil sample (SOILS)

PSA_BD_BEG1 * Latitude: 15.780000 * Longitude: 18.610000 * Location: Sahara-Sahel region * Method/Device: Soil sample (SOILS)

PSA_BD_BEG2 * Latitude: 15.730000 * Longitude: 18.560000 * Location: Sahara-Sahel region * Method/Device: Soil sample (SOILS)

Comment:

Further details and definitions:

* PSAXX : Potential source Area XXX

* 2SE : Two standard error

* (Eu/Eu*)N : Europium anomaly calculated following : (Eu/Eu*)N = EuN/ racine(SmN + GdN),

* EuN is Europium concentration in the sample normalized to Europium concentration in the Upper Continental Crust

* SmN is Samarium concentration in the sample normalized to Samarium concentration in the Upper Continental Crust.

* GdN is Gadolinium concentration in the sample normalized to Gadolinium concentration in the Upper Continental Crust.

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event		Guinoiseau, Damien
2	Area/locality	Area		Guinoiseau, Damien		Potential source area
3	Location	Location		Guinoiseau, Damien		Sample location
4	Longitude of event	Longitude		Guinoiseau, Damien
5	Latitude of event	Latitude		Guinoiseau, Damien
6	Reference/source	Reference		Guinoiseau, Damien
7	Sample type	Samp type		Guinoiseau, Damien
8	Sample ID	Sample ID		Guinoiseau, Damien
9	Lanthanum	La	mg/kg	Guinoiseau, Damien	From literature
10	Cerium	Ce	mg/kg	Guinoiseau, Damien	From literature
11	Praseodymium	Pr	mg/kg	Guinoiseau, Damien	From literature
12	Neodymium	Nd	mg/kg	Guinoiseau, Damien	From literature
13	Samarium	Sm	mg/kg	Guinoiseau, Damien	From literature
14	Europium	Eu	mg/kg	Guinoiseau, Damien	From literature
15	Gadolinium	Gd	mg/kg	Guinoiseau, Damien	From literature
16	Terbium	Tb	mg/kg	Guinoiseau, Damien	From literature
17	Dysprosium	Dy	mg/kg	Guinoiseau, Damien	From literature
18	Holmium	Ho	mg/kg	Guinoiseau, Damien	From literature
19	Erbium	Er	mg/kg	Guinoiseau, Damien	From literature
20	Thulium	Tm	mg/kg	Guinoiseau, Damien	From literature
21	Ytterbium	Yb	mg/kg	Guinoiseau, Damien	From literature
22	Lutetium	Lu	mg/kg	Guinoiseau, Damien	From literature
23	Lead-206/Lead-204 ratio	206Pb/204Pb		Guinoiseau, Damien	From literature
24	Lead-206/Lead-204 ratio, standard error	206Pb/204Pb std e	±	Guinoiseau, Damien	From literature	2SE
25	Lead-207/Lead-204 ratio	207Pb/204Pb		Guinoiseau, Damien	From literature
26	Lead-207/Lead-204 ratio, standard error	207Pb/204Pb std e	±	Guinoiseau, Damien	From literature	2SE
27	Lead-208/Lead-204 ratio	208Pb/204Pb		Guinoiseau, Damien	From literature
28	Lead-208/Lead-204 ratio, standard error	208Pb/204Pb std e	±	Guinoiseau, Damien	From literature	2SE
29	Strontium-87/Strontium-86 ratio	87Sr/86Sr		Guinoiseau, Damien	From literature
30	Strontium-87/Strontium-86 ratio, standard error	87Sr/86Sr std e	±	Guinoiseau, Damien	From literature	2SE
31	ε-Neodymium	ε-Nd		Guinoiseau, Damien	From literature
32	ε-Neodymium, standard error	ε-Nd std e	±	Guinoiseau, Damien	From literature	2SE
33	Europium anomaly	Eu/Eu*		Guinoiseau, Damien	From literature	Normalized

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0)

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

1813 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Event	2 Area	3 Location	4 Longitude	5 Latitude	6 Reference	7 Samp type	8 Sample ID	9 La [mg/kg]	10 Ce [mg/kg]	11 Pr [mg/kg]	12 Nd [mg/kg]	13 Sm [mg/kg]	14 Eu [mg/kg]	15 Gd [mg/kg]	16 Tb [mg/kg]	17 Dy [mg/kg]	18 Ho [mg/kg]	19 Er [mg/kg]	20 Tm [mg/kg]	21 Yb [mg/kg]	22 Lu [mg/kg]	23 206Pb/204Pb	24 206Pb/204Pb std e [±]	25 207Pb/204Pb	26 207Pb/204Pb std e [±]	27 208Pb/204Pb	28 208Pb/204Pb std e [±]	29 87Sr/86Sr	30 87Sr/86Sr std e [±]	31 ε-Nd	32 ε-Nd std e [±]	33 Eu/Eu*
PSA_BD_Bod_43.5	PSA BD (Bodele Depression)	Bodele	18.5500	16.1000	Abouchami et al., 2013	Bulk soil	Bod 43.5	55.1	106.3	13.3	51.9	9.1	1.7	7.6	1.2	6.3	1.3	3.5	0.5	3.2	0.5	19.1030	0.0033	15.7719	0.0040	39.5495	0.0135	0.728334	0.000006	-12.90		0.88
PSA_BD_Bod_44	PSA BD (Bodele Depression)	Bodele	18.8400	16.1700	Abouchami et al., 2013	Bulk soil	Bod 44	51.7	93.3	11.2	43.6	7.6	1.4	6.3	0.9	5.2	1.0	2.9	0.4	2.9	0.5	18.9418	0.0012	15.7240	0.0014	39.2564	0.0045	0.714982	0.000006	-10.22		0.89
PSA_BD_Bod_44B	PSA BD (Bodele Depression)	Bodele	18.8400	16.1700	Abouchami et al., 2013	Bulk soil	Bod 44B	43.4	79.1	9.5	36.7	6.7	1.2	5.5	0.8	4.6	0.9	2.5	0.4	2.5	0.4	18.9214	0.0070	15.7198	0.0076	39.2626	0.0239	0.714774	0.000005	-10.07		0.86
PSA_BD_Bod_44C	PSA BD (Bodele Depression)	Bodele	18.7100	16.2900	Abouchami et al., 2013	Bulk soil	Bod 44C	67.5	123.3	15.3	59.3	10.8	2.0	9.0	1.4	7.8	1.5	4.2	0.6	3.8	0.6	19.1028	0.0018	15.7678	0.0022	39.5235	0.0075			-12.97		0.88
PSA_BD_Bod_44D	PSA BD (Bodele Depression)	Bodele	18.7100	16.2900	Abouchami et al., 2013	Bulk soil	Bod 44D	28.0	67.9	8.6	36.2	7.9	1.6	6.9	1.2	6.9	1.4	3.9	0.6	4.1	0.6	19.1978	0.0063	15.7787	0.0076	39.6313	0.0255	0.727927	0.000004	-12.86		0.91
PSA_BD_Bod_51	PSA BD (Bodele Depression)	Bodele	19.0700	17.4300	Abouchami et al., 2013	Bulk soil	Bod 51	54.2	96.9	11.7	46.7	7.7	1.5	6.7	1.0	5.6	1.1	2.8	0.4	2.5	0.4	19.1598	0.0024	15.7651	0.0029	39.5783	0.0098	0.721293	0.000004	-12.08		0.91
PSA_BD_Bod_54A	PSA BD (Bodele Depression)	Bodele	18.6100	16.2000	Abouchami et al., 2013	Bulk soil	Bod 54A	58.8	114.8	15.3	61.4	10.1	1.9	8.5	1.2	6.9	1.3	3.8	0.5	3.3	0.5	19.0840	0.0014	15.7722	0.0016	39.5368	0.0053	0.729193	0.000004	-12.91		0.88
PSA_BD_Bod54B	PSA BD (Bodele Depression)	Bodele	18.6100	16.2000	Abouchami et al., 2013	Bulk soil	Bod54B	32.6	74.0	8.6	35.8	7.4	1.5	6.7	1.0	6.2	1.2	3.4	0.5	3.3	0.5	19.2060	0.0050	15.7930	0.0060	39.6483	0.0199	0.727608	0.000004	-12.86		0.90
PSA_BD_Faya_Largeau_bulk	PSA BD (Bodele Depression)	Faya Largeau	19.3100	17.9600	Abouchami et al., 2013	Dust deposit on buildings	Faya Largeau bulk	50.1	82.6	10.1	40.3	6.7	1.3	5.8	0.9	5.1	1.0	3.2	0.5	3.3	0.5	18.6088	0.0018	15.6819	0.0023	38.6898	0.0074	0.715799	0.000004	-11.12		0.88
PSA_BD_Harmattan_bulk	PSA BD (Bodele Depression)	?	2.1900	13.6200	Abouchami et al., 2013	Dust deposit on buildings	Harmattan bulk	30.6	54.8	6.5	26.9	4.6	0.9	3.8	0.6	3.3	0.6	1.8	0.3	1.8	0.3	18.2334	0.0028	15.6283	0.0033	38.2745	0.0104	0.715016	0.000004	-11.64		0.94
PSA_BD_M_bulk	PSA BD (Bodele Depression)	Mao, Chad	15.5100	14.3100	Abouchami et al., 2013	Dust deposit on buildings	M bulk															18.2715	0.0022	15.6526	0.0028	38.4073	0.0093	0.715886	0.000004	-11.18
PSA_BD_R_bulk	PSA BD (Bodele Depression)	Niamey, Niger	2.1900	13.6200	Abouchami et al., 2013	Dust deposit on buildings	R bulk															18.9828	0.0030	15.6873	0.0037	38.7969	0.0123		0.000004	-11.08
PSA_BD_NPS_bulk	PSA BD (Bodele Depression)	Nguimi, Niger	13.3400	14.3000	Abouchami et al., 2013	Dust deposit on buildings	NPS bulk															18.3390	0.0013	15.6599	0.0015	38.5175	0.0046	0.715308	0.000004	-11.16
PSA_BD_Faya_Largeau_residue	PSA BD (Bodele Depression)	Faya Largeau	19.3100	17.9600	Abouchami et al., 2013	Dust deposit on buildings	Faya Largeau residue															18.8660	0.0020	15.7110	0.0030	39.0110		0.715799	0.000004	-11.12
PSA_BD_Harmattan_residue	PSA BD (Bodele Depression)	?	2.1900	13.6200	Abouchami et al., 2013	Dust deposit on buildings	Harmattan residue															18.4460	0.0020	15.6450	0.0020	38.5440	0.0060	0.715016	0.000004	-11.64
PSA_BD_M_residue	PSA BD (Bodele Depression)	Mao, Chad	15.5100	14.3100	Abouchami et al., 2013	Dust deposit on buildings	M residue															18.6140	0.0040	15.7050	0.0040	38.8470	0.0140	0.715886	0.000004	-11.18
PSA_BD_NPS_residue	PSA BD (Bodele Depression)	Nguimi, Niger	13.3400	14.3000	Abouchami et al., 2013	Dust deposit on buildings	NPS residue															18.5720	0.0030	15.6920	0.0030	38.8770	0.0110	0.715308	0.000004	-11.16
PSA_BD_BODI	PSA BD (Bodele Depression)	Chad	17.4700	16.4100	Gross et al., 2016	Sahara dry lake PM < 20 µm	BODI																					0.718580	0.000002	-11.94	0.16
PSA_BD_BODU	PSA BD (Bodele Depression)	Chad	18.5200	16.5200	Gross et al., 2016	Sahara dry lake bulk	BODU																					0.717850	0.000002	-12.56	0.18
PSA_BD_34BOT25	PSA BD (Bodele Depression)	Chad	18.4700	16.9100	Jewell et al., 2020	Paleolake bulk (carbonate free)	34BOT25																					0.716845	0.000024	-9.56	0.12
PSA_BD_BOD1	PSA BD (Bodele Depression)	Chad	18.4700	16.9200	Jewell et al., 2020	Paleolake <32 µm (carbonate free)	BOD1																					0.717501	0.000026	-9.53	0.12
PSA_BD_CH17	PSA BD (Bodele Depression)	Chad	18.5400	16.8800	Jewell et al., 2020	Paleolake bulk (carbonate free)	CH17																					0.715300	0.000013	-7.40	0.09
PSA_BD_CH34	PSA BD (Bodele Depression)	Chad	17.6700	17.5100	Jewell et al., 2020	Tibetsi bulk (carbonate free)	CH34																					0.709678	0.000016	-3.41	0.12
PSA_BD_CH38	PSA BD (Bodele Depression)	Chad	17.6000	17.6200	Jewell et al., 2020	Tibetsi bulk (carbonate free)	CH38																					0.710498	0.000014	-2.80	0.13
PSA_BD_CH39	PSA BD (Bodele Depression)	Chad	17.6000	17.6200	Jewell et al., 2020	Tibetsi bulk (carbonate free)	CH39																					0.709913	0.000018	-2.42	0.11
PSA_BD_CH50	PSA BD (Bodele Depression)	Chad	17.7800	16.6800	Jewell et al., 2020	Paleolake bulk (carbonate free)	CH50																					0.715228	0.000031	-7.54	0.14
PSA_BD_CH56	PSA BD (Bodele Depression)	Chad	17.6400	16.8600	Jewell et al., 2020	Paleolake bulk (carbonate free)	CH56																					0.717938	0.000013	-9.54	0.11
PSA_BD_CH62	PSA BD (Bodele Depression)	Chad	18.0300	16.6800	Jewell et al., 2020	Paleolake bulk (carbonate free)	CH62																					0.721215	0.000021	-12.38	0.13
PSA_BD_CH75	PSA BD (Bodele Depression)	Chad	18.2700	15.7600	Jewell et al., 2020	Paleolake bulk (carbonate free)	CH75																							-12.69	0.10
PSA_BD_EN1	PSA BD (Bodele Depression)	Chad	20.7400	14.8700	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN1																					0.718758	0.000015	-13.28	0.13
PSA_BD_EN12	PSA BD (Bodele Depression)	Chad	21.6100	16.8300	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN12																							-11.64	0.12
PSA_BD_EN13	PSA BD (Bodele Depression)	Chad	21.4600	16.8500	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN13																					0.716932	0.000012	-13.36	0.10
PSA_BD_EN14	PSA BD (Bodele Depression)	Chad	21.0800	16.1600	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN14																					0.719371	0.000012	-12.13	0.11
PSA_BD_EN15	PSA BD (Bodele Depression)	Chad	20.6700	15.7300	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN15																					0.717355	0.000018	-14.17	0.12
PSA_BD_BEG1	PSA BD (Bodele Depression)	Chad	18.6100	15.7800	Jewell et al., 2020	Bahr el Gazel <32 µm (carbonate free)	BEG1																					0.720536	0.000020	-12.92	0.09
PSA_BD_BEG2	PSA BD (Bodele Depression)	Chad	18.5600	15.7300	Jewell et al., 2020	Bahr el Gazel <32 µm (carbonate free)	BEG2																					0.726224	0.000019	-12.89	0.13
PSA_BD_BEG3	PSA BD (Bodele Depression)	Chad	18.5100	15.7000	Jewell et al., 2020	Bahr el Gazel <32 µm (carbonate free)	BEG3																					0.724989	0.000041	-13.06	0.10
PSA_BD_EN2	PSA BD (Bodele Depression)	Chad	20.6200	15.2300	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN2																					0.716522	0.000013	-13.00	0.11
PSA_BD_EN3	PSA BD (Bodele Depression)	Chad	20.7200	15.6400	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN3																					0.715299	0.000014	-12.62	0.14
PSA_BD_EN4	PSA BD (Bodele Depression)	Chad	21.1400	16.3500	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN4																					0.716609	0.000014	-12.90	0.10
PSA_BD_EN5	PSA BD (Bodele Depression)	Chad	21.2700	16.4700	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN5																					0.715412	0.000014	-13.59	0.14
PSA_BD_EN6	PSA BD (Bodele Depression)	Chad	21.6200	16.7300	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN6																					0.717289	0.000014	-12.88	0.11
PSA_BD_EN7	PSA BD (Bodele Depression)	Chad	21.6200	16.7400	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN7																					0.716303	0.000013	-12.04	0.14
PSA_BD_EN8	PSA BD (Bodele Depression)	Chad	21.7100	16.8300	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN8																					0.720628	0.000010	-12.24	0.10
PSA_BD_EN9	PSA BD (Bodele Depression)	Chad	21.6300	16.8300	Jewell et al., 2020	Paleoriver <32 µm (carbonate free)	EN9																					0.717576	0.000014	-11.78	0.11
PSA_BD_RIVER1	PSA BD (Bodele Depression)	Chad	17.6500	12.8700	Jewell et al., 2020	Paleolake <32 µm (carbonate free)	RIVER1																					0.724225	0.000026	-16.32	0.14
PSA_BD_RIVER2	PSA BD (Bodele Depression)	Chad	17.6300	12.8500	Jewell et al., 2020	Paleolake <32 µm (carbonate free)	RIVER2																					0.728005	0.000014	-13.60	0.15
PSA_WAC_PNBA	PSA WAC (West African Coast)	Mauritania	-16.2700	19.4700	van der Does et al., 2018	Bulk soil	PNBA	7.3	13.0	1.7	6.6	1.3	0.3	1.1	0.2	0.9	0.2	0.6	0.1	0.8	0.2							0.723066	0.000028	-14.59	0.13	1.13
PSA_WAC_Akjoujt	PSA WAC (West African Coast)	Mauritania	-13.7900	20.0700	van der Does et al., 2018	Bulk soil	Akjoujt	9.0	15.9	1.9	7.0	1.4	0.4	1.3	0.2	1.2	0.3	0.7	0.1	0.9	0.2							0.745105	0.000011	-19.99	0.17	1.28
PSA_WAC_Jraif	PSA WAC (West African Coast)	Mauritania	-12.4300	20.8600	van der Does et al., 2018	Bulk soil	Jraif	13.0	24.6	3.2	12.2	2.4	0.5	2.2	0.3	1.8	0.3	1.0	0.2	1.1	0.2							0.727067	0.000013	-12.74	0.21	0.97
PSA_WAC_MORO1A	PSA WAC (West African Coast)	Morocco	-6.7300	34.0300	Zhao et al., 2018	Surface sediments (<2 µm)	MORO1A																					0.739502	0.000036	-12.66	0.06
PSA_WAC_MORO3A	PSA WAC (West African Coast)	Morocco	-6.3600	33.8900	Zhao et al., 2018	Surface sediments (<2 µm)	MORO3A																					0.720846	0.000015	-11.90	0.08
PSA_WAC_MORO5A	PSA WAC (West African Coast)	Morocco	-5.9300	33.7800	Zhao et al., 2018	Surface sediments (<2 µm)	MORO5A																					0.729987	0.000010	-12.97	0.14
PSA_WAC_MORO5A	PSA WAC (West African Coast)	Morocco	-5.9300	33.7800	Zhao et al., 2018	Surface sediments (<2 µm)	MORO5A																					0.730040	0.000005	-12.39	0.12
PSA_WAC_MORO5A	PSA WAC (West African Coast)	Morocco	-5.9300	33.7800	Zhao et al., 2018	Surface sediments (<2 µm)	MORO5A																					0.730386	0.000005	-12.06	0.18
PSA_WAC_MORO6A	PSA WAC (West African Coast)	Morocco	-5.8600	33.8200	Zhao et al., 2018	Surface sediments (<2 µm)	MORO6A																					0.723443	0.000011	-11.98	0.18
PSA_WAC_MORO7A	PSA WAC (West African Coast)	Morocco	-5.6200	33.8500	Zhao et al., 2018	Surface sediments (<2 µm)	MORO7A																					0.721681	0.000023	-11.08	0.14
PSA_WAC_MORO8A	PSA WAC (West African Coast)	Morocco	-5.5000	33.8000	Zhao et al., 2018	Surface sediments (<2 µm)	MORO8A																					0.720538	0.000011	-11.22	0.12
PSA_WAC_MORO10A	PSA WAC (West African Coast)	Morocco	-5.2200	33.5700	Zhao et al., 2018	Surface sediments (<2 µm)	MORO10A																					0.721162	0.000012	-10.94	0.10
PSA_WAC_MORO14A	PSA WAC (West African Coast)	Morocco	-5.0700	32.9800	Zhao et al., 2018	Surface sediments (<2 µm)	MORO14A																					0.718664	0.000015	-12.07	0.14
PSA_WAC_MORO15A	PSA WAC (West African Coast)	Morocco	-4.9600	32.8300	Zhao et al., 2018	Surface sediments (<2 µm)	MORO15A																					0.717708	0.000023	-11.61	0.12
PSA_WAC_MORO16A	PSA WAC (West African Coast)	Morocco	-4.8200	32.7000	Zhao et al., 2018	Surface sediments (<2 µm)	MORO16A																					0.722316	0.000029	-10.51	0.06
PSA_WAC_MORO18A	PSA WAC (West African Coast)	Morocco	-4.5100	32.5900	Zhao et al., 2018	Surface sediments (<2 µm)	MORO18A																					0.722277	0.000018	-13.28	0.10
PSA_WAC_MORO20A	PSA WAC (West African Coast)	Morocco	-4.5300	32.3000	Zhao et al., 2018	Surface sediments (<2 µm)	MORO20A																					0.724528	0.000020	-12.58	0.14
PSA_WAC_MORO21A	PSA WAC (West African Coast)	Morocco	-4.3900	32.2100	Zhao et al., 2018	Surface sediments (<2 µm)	MORO21A																					0.730514	0.000012	-12.97	0.10
PSA_WAC_MORO22A	PSA WAC (West African Coast)	Morocco	-4.3900	32.1600	Zhao et al., 2018	Surface sediments (<2 µm)	MORO22A																					0.730514	0.000008	-11.70	0.98
PSA_WAC_MORO23A	PSA WAC (West African Coast)	Morocco	-4.4900	31.9700	Zhao et al., 2018	Surface sediments (<2 µm)	MORO23A																					0.725401	0.000007	-12.89	0.08
PSA_WAC_MORO25B	PSA WAC (West African Coast)	Morocco	-4.2400	31.7900	Zhao et al., 2018	Surface sediments (<2 µm)	MORO25B																					0.732074	0.000008	-12.60	0.12
PSA_WAC_MORO26A	PSA WAC (West African Coast)	Morocco	-4.2100	31.6100	Zhao et al., 2018	Surface sediments (<2 µm)	MORO26A																					0.727908	0.000012	-13.26	0.14
PSA_WAC_MORO27A	PSA WAC (West African Coast)	Morocco	-4.2300	31.4300	Zhao et al., 2018	Surface sediments (<2 µm)	MORO27A																					0.728832	0.000008	-14.04	0.18
PSA_WAC_MORO28A	PSA WAC (West African Coast)	Morocco	-4.3600	31.2300	Zhao et al., 2018	Surface sediments (<2 µm)	MORO28A																					0.728856	0.000006	-13.15	0.12
PSA_WAC_MORO29	PSA WAC (West African Coast)	Morocco	-3.9600	31.1100	Zhao et al., 2018	Surface sediments (<2 µm)	MORO29																					0.725011	0.000007	-13.52	0.18
PSA_WAC_JB	PSA WAC (West African Coast)	Morocco	-5.3700	29.5600	Gross et al., 2016	Bulk soil	JB																					0.721940	0.000007	-13.99	0.18
PSA_WAC_TL	PSA WAC (West African Coast)	Morocco	-6.5700	31.1700	Gross et al., 2016	Bulk soil	TL																					0.724410	0.000003	-12.70	0.16
PSA_WAC_EM	PSA WAC (West African Coast)	Morocco	-5.3700	30.2100	Gross et al., 2016	Bulk soil	EM																					0.727640	0.000004	-12.97	0.16
PSA_WAC_IR	PSA WAC (West African Coast)	Morocco	-6.3500	29.5900	Gross et al., 2016	Bulk soil	IR																					0.725650	0.000002	-13.79	0.16
PSA_WAC_Mali_Kati	PSA WAC (West African Coast)	Mali	-8.0300	12.6800	Kumar et al., 2014	Bulk soil	Mali Kati															18.2830	0.0022	15.6559	0.0025	38.5548	0.0079	0.720868	0.000007	-14.24	0.08
PSA_WAC_Ouj	PSA WAC (West African Coast)	Morocco	-2.0000	34.3400	Grousset et al., 1998	Soil fraction <30µm	Ouj																					0.716593	0.000022	-11.84	0.23
PSA_WAC_Elra	PSA WAC (West African Coast)	Morocco	-4.9900	32.3600	Grousset et al., 1998	Soil fraction <30µm	Elra																					0.726932	0.000008	-13.65	0.41
PSA_WAC_Foun	PSA WAC (West African Coast)	Senegal	-16.4000	13.8000	Grousset et al., 1998	Soil fraction <30µm	Foun																					0.714707	0.000018	-14.38	0.20
PSA_WAC_Ro	PSA WAC (West African Coast)	Senegal			Grousset et al., 1998	Soil fraction <30µm	Ro																					0.715296	0.000020	-14.51	0.21
PSA_WAC_Sen_Riv	PSA WAC (West African Coast)	Senegal	-15.0000	16.6000	Grousset et al., 1998	Soil fraction <30µm	Sen Riv																					0.728581	0.000042	-15.61	0.61
PSA_WAC_Lab	PSA WAC (West African Coast)	Niger	0.4600	14.8100	Grousset et al., 1998	Soil fraction <30µm	Lab																					0.723603	0.000043	-12.19	0.16
PSA_WAC_Til	PSA WAC (West African Coast)	Guinea	-12.3000	11.3000	Grousset et al., 1998	Soil fraction <30µm	Til																					0.723832	0.000028	-12.46	0.23
PSA_WAC_ZAG2	PSA WAC (West African Coast)	Morocco	-6.1700	30.6000	Jewell et al., 2020	Soil fraction <32 µm (carbonate free)	ZAG2																					0.727998	0.000026	-11.16	0.12
PSA_WAC_ZAG1	PSA WAC (West African Coast)	Morocco	-5.8300	30.3200	Jewell et al., 2020	Soil fraction <32 µm (carbonate free)	ZAG1																					0.724216	0.000012	-14.37	0.11
PSA_WAC_MHAMID19	PSA WAC (West African Coast)	Morocco	-5.7200	29.8200	Jewell et al., 2020	Soil fraction <32 µm (carbonate free)	MHAMID19																					0.727670	0.000066	-13.02	0.12
PSA_WAC_MHAMID18	PSA WAC (West African Coast)	Morocco	-5.7000	29.7900	Jewell et al., 2020	Soil fraction <32 µm (carbonate free)	MHAMID18																					0.728775	0.000138	-12.58	0.16
PSA_Ma_Foum	PSA Ma (Mauritania)	Morocco	-9.0300	29.7200	Grousset et al., 1998	Soil fraction <30µm	Foum																					0.728197	0.000009	-17.11	0.27
PSA_Ma_Smara	PSA Ma (Mauritania)	Morocco	-10.3600	27.7800	Grousset et al., 1998	Soil fraction <30µm	Smara																					0.734041	0.000018	-16.39	0.31
PSA_Ma_Wouerat	PSA Ma (Mauritania)	Mauritania	-10.9000	23.8000	Grousset et al., 1998	Soil fraction <30µm	Wouerat																					0.735679	0.000037	-17.81	0.23
PSA_Ma_Atar	PSA Ma (Mauritania)	Mauritania	-11.8000	21.9000	Grousset et al., 1998	Soil fraction <30µm	Atar																					0.727284	0.000019	-17.97	0.23
PSA_Ma_Erg	PSA Ma (Mauritania)	Mauritania	-12.7000	21.3000	Grousset et al., 1998	Soil fraction <30µm	Erg																					0.737645	0.000017	-13.56	0.14
PSA_Ma_Elm	PSA Ma (Mauritania)	Mauritania	-8.5000	22.3100	Grousset et al., 1998	Soil fraction <30µm	Elm																					0.737535	0.000016	-16.66	0.23
PSA_Ma_Tich	PSA Ma (Mauritania)	Mauritania	-8.0000	17.4000	Grousset et al., 1998	Soil fraction <30µm	Tich																					0.731493	0.000011	-15.25	0.16
PSA_Ma_Kif	PSA Ma (Mauritania)	Mauritania	-11.4000	16.6000	Grousset et al., 1998	Soil fraction <30µm	Kif																					0.728389	0.000016	-13.95	0.14
PSA_Ma_Nou	PSA Ma (Mauritania)	Mauritania	-15.9500	18.0700	Grousset et al., 1998	Soil fraction <30µm	Nou																					0.720021	0.000010	-17.13	0.18
PSA_Ma_Kay	PSA Ma (Mauritania)	Mali	-11.4000	14.6000	Grousset et al., 1998	Soil fraction <30µm	Kay																					0.736840	0.000010	-15.27	0.21
PSA_Ma_Tamba	PSA Ma (Mauritania)	Senegal	-13.7000	13.8000	Grousset et al., 1998	Soil fraction <30µm	Tamba																					0.718296	0.000014	-14.51	0.16
PSA_Ma_Est	PSA Ma (Mauritania)	Senegal	-17.4000	14.7000	Grousset et al., 1998	Soil fraction <30µm	Est																					0.726326	0.000011	-16.21	0.25
PSA_Ma_Mauritania	PSA Ma (Mauritania)	Mauritania	-12.1900	21.0800	Jewell et al. 2020	Bulk soil (carbonate free)	Mauritania
PSA_MC_SAHEL1A	PSA MC (Mali Center)	Mali	-7.5400	12.6500	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL1A																					0.739651	0.000016	-14.40	0.06
PSA_MC_SAHEL1A_1	PSA MC (Mali Center)	Mali	-7.5400	12.6500	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL1A_1																					0.740523	0.000004	-13.81	0.12
PSA_MC_SAHEL1A_2	PSA MC (Mali Center)	Mali	-7.5400	12.6500	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL1A_2																					0.740173	0.000003	-14.04	0.10
PSA_MC_SAHEL2A	PSA MC (Mali Center)	Mali	-7.1000	12.7500	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL2A																					0.732505	0.000006	-12.33	0.08
PSA_MC_SAHEL3A	PSA MC (Mali Center)	Mali	-6.7200	12.9700	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL3A																					0.717262	0.000008	-17.30	0.10
PSA_MC_SAHEL4A	PSA MC (Mali Center)	Mali	-6.4100	13.3100	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL4A																					0.724049	0.000012	-14.36	0.06
PSA_MC_SAHEL6A	PSA MC (Mali Center)	Mali	-6.0900	13.9200	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL6A																					0.721836	0.000016	-13.69	0.08
PSA_MC_SAHEL7A	PSA MC (Mali Center)	Mali	-6.0000	14.2600	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL7A																					0.726948	0.000020	-15.92	0.10
PSA_MC_SAHEL8A	PSA MC (Mali Center)	Mali	-6.0300	14.7100	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL8A																					0.727979	0.000007	-28.68	0.06
PSA_MC_SAHEL9A	PSA MC (Mali Center)	Mali	-5.7500	14.9300	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL9A																					0.733472	0.000012	-17.77	0.12
PSA_MC_SAHEL9A	PSA MC (Mali Center)	Mali	-5.7500	14.9300	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL9A																					0.731349	0.000005
PSA_MC_SAHEL9A	PSA MC (Mali Center)	Mali	-5.7500	14.9300	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL9A																					0.731838	0.000012	-17.19	0.25
PSA_MC_SAHEL10A	PSA MC (Mali Center)	Mali	-5.3500	15.0000	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL10A																					0.734447	0.000015	-18.24	0.06
PSA_MC_SAHEL11A	PSA MC (Mali Center)	Mali	-5.1200	15.2500	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL11A																					0.730217	0.000012	-18.57	0.06
PSA_MC_SAHEL12A	PSA MC (Mali Center)	Mali	-4.9000	15.6300	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL12A																					0.729842	0.000010	-18.36	0.14
PSA_MC_SAHEL12A	PSA MC (Mali Center)	Mali	-4.9000	15.6300	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL12A																					0.728881	0.000005	-17.58	0.10
PSA_MC_SAHEL12A	PSA MC (Mali Center)	Mali	-4.9000	15.6300	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL12A																					0.729619	0.000004	-17.56	0.08
PSA_MC_SAHEL13A	PSA MC (Mali Center)	Mali	-4.6100	15.7600	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL13A																					0.724027	0.000010	-14.77	0.14
PSA_MC_SAHEL14A	PSA MC (Mali Center)	Mali	-4.2000	15.8800	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL14A																							-17.17	0.10
PSA_MC_SAHEL15A	PSA MC (Mali Center)	Mali	-3.8100	16.0800	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL15A																					0.730637	0.000010	-17.09	0.12
PSA_MC_SAHEL17A	PSA MC (Mali Center)	Mali	-3.2100	16.6800	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL17A																					0.725025	0.000012	-17.09	0.12
PSA_MC_SAHEL19A	PSA MC (Mali Center)	Mali	-3.0200	16.7900	Zhao et al., 2018	Surface sediments (<2 µm)	SAHEL19A																					0.712120	0.000002	-16.41	0.35
PSA_MC_AGF	PSA MC (Mali Center)	Mali	0.3800	15.1000	Gross et al. 2016	Bulk dry lake	AGF																					0.754020	0.000002	-17.22	0.20
PSA_LAM_Lybia	PSA LAM (Libya-Algeria-Mali)	Libya	18.2600	26.5900	Grousset et al. 2005	Sands < 30 µm	Lybia																					0.715206	0.000015	-10.73	0.20
PSA_LAM_Tunisia	PSA LAM (Libya-Algeria-Mali)	Libya	9.7800	34.2000	Grousset et al. 1992	Loess	Tunisia																					0.714240		-9.50	0.20
PSA_LAM_N05	PSA LAM (Libya-Algeria-Mali)	Libya	10.0600	26.2000	Revel et al. 2010	Sand dunes <30 µm	N05																					0.718597	0.000015	-15.39	0.20
PSA_LAM_N19	PSA LAM (Libya-Algeria-Mali)	Libya	11.4300	24.5800	Revel et al. 2010	Sand dunes <30 µm	N19																					0.718587	0.000015	-12.68	0.20
PSA_LAM_N26	PSA LAM (Libya-Algeria-Mali)	Libya	16.3400	25.3500	Revel et al. 2010	Sand dunes <30 µm	N26																					0.706511	0.000015	-3.28	0.20
PSA_LAM_N35	PSA LAM (Libya-Algeria-Mali)	Libya	13.2400	28.3000	Revel et al. 2010	Sand dunes <30 µm	N35																					0.716029	0.000015	-12.41	0.20
PSA_LAM_N36	PSA LAM (Libya-Algeria-Mali)	Libya	14.3300	30.5600	Revel et al. 2010	Sand dunes <30 µm	N36																					0.718235	0.000015	-14.79	0.20
PSA_LE_Egypt#1	PSA LE (Libya-Egypt)	Egypt	29.8600	25.8000	Grousset et al., 2005	Sands <30 µm	Egypt#1																					0.715874	0.000012	-10.53	0.18
PSA_LE_Egypt#2	PSA LE (Libya-Egypt)	Egypt	29.8600	25.8000	Grousset et al., 2005	Sands <30 µm	Egypt#2																					0.718270	0.000014	-11.47	0.20
PSA_LE_LIB1	PSA LE (Libya-Egypt)	Libya	22.2100	32.5000	Gross et al. 2016	Bulk sand dune	LIB1																					0.714670	0.000002	-13.36	0.20
PSA_LE_Assouan_bank	PSA LE (Libya-Egypt)	Egypt	32.8800	24.2000	Revel et al. 2010	River sediment	Assouan_bank																					0.705940		-3.40
PSA_LE_Assouan_island	PSA LE (Libya-Egypt)	Egypt	32.8800	24.2000	Revel et al. 2010	River sediment	Assouan_island																					0.705800		3.40
PSA_LE_EGP2A	PSA LE (Libya-Egypt)	Egypt	30.6300	30.2700	Zhao et al., 2018	Surface sediments (<2 µm)	EGP2A																					0.709350	0.000018	-4.76	0.06
PSA_LE_EGP11A	PSA LE (Libya-Egypt)	Egypt	28.4500	27.6700	Zhao et al., 2018	Surface sediments (<2 µm)	EGP11A																					0.712685	0.000012	-9.46	0.10
PSA_LE_EGP12A	PSA LE (Libya-Egypt)	Egypt	28.1100	27.3000	Zhao et al., 2018	Surface sediments (<2 µm)	EGP12A																					0.712392	0.000010	-9.99	0.10
PSA_LE_EGP13A	PSA LE (Libya-Egypt)	Egypt	27.9300	26.9800	Zhao et al., 2018	Surface sediments (<2 µm)	EGP13A																					0.709838	0.000008	-9.50	0.08
PSA_LE_EGP14A	PSA LE (Libya-Egypt)	Egypt	27.8600	26.5400	Zhao et al., 2018	Surface sediments (<2 µm)	EGP14A																					0.709205	0.000005	-11.63	0.08
PSA_LE_EGP15A	PSA LE (Libya-Egypt)	Egypt	27.7600	26.2000	Zhao et al., 2018	Surface sediments (<2 µm)	EGP15A																					0.709669	0.000009	-10.94	0.10
PSA_LE_EGP16A	PSA LE (Libya-Egypt)	Egypt	28.1700	25.9200	Zhao et al., 2018	Surface sediments (<2 µm)	EGP16A																					0.708752	0.000011	-10.90	0.14
PSA_LE_EGP18A	PSA LE (Libya-Egypt)	Egypt	28.9800	25.4900	Zhao et al., 2018	Surface sediments (<2 µm)	EGP18A																					0.710761	0.000015	-9.93	0.06
PSA_LE_EGP18A	PSA LE (Libya-Egypt)	Egypt	28.9800	25.4900	Zhao et al., 2018	Surface sediments (<2 µm)	EGP18A																					0.710583	0.000004	-8.84	0.10
PSA_LE_EGP18A	PSA LE (Libya-Egypt)	Egypt	28.9800	25.4900	Zhao et al., 2018	Surface sediments (<2 µm)	EGP18A																					0.710615	0.000003	-8.64	0.21
PSA_LE_EGP20A	PSA LE (Libya-Egypt)	Egypt	29.6400	25.2700	Zhao et al., 2018	Surface sediments (<2 µm)	EGP20A																					0.710761	0.000007	-4.51	0.08
PSA_LE_EGP21A	PSA LE (Libya-Egypt)	Egypt	30.1200	25.2700	Zhao et al., 2018	Surface sediments (<2 µm)	EGP21A																					0.709163	0.000013	-9.30	0.08
PSA_LE_EGP21A	PSA LE (Libya-Egypt)	Egypt	30.1200	25.2700	Zhao et al., 2018	Surface sediments (<2 µm)	EGP21A																					0.709244	0.000004	-8.80	0.08
PSA_LE_EGP21A	PSA LE (Libya-Egypt)	Egypt	30.1200	25.2700	Zhao et al., 2018	Surface sediments (<2 µm)	EGP21A																					0.709285	0.000004	-8.43	0.08
PSA_LE_EGP27A	PSA LE (Libya-Egypt)	Egypt	32.6500	25.6800	Zhao et al., 2018	Surface sediments (<2 µm)	EGP27A																					0.709436	0.000010	-7.28	0.08
PSA_LE_EGP28A	PSA LE (Libya-Egypt)	Egypt	32.6500	25.6800	Zhao et al., 2018	Surface sediments (<2 µm)	EGP28A																					0.708007	0.000009	-6.81	0.08
PSA_LE_EGP28A	PSA LE (Libya-Egypt)	Egypt	32.6500	25.6800	Zhao et al., 2018	Surface sediments (<2 µm)	EGP28A																					0.707899	0.000003	-6.61	0.16
PSA_LE_EGP29A	PSA LE (Libya-Egypt)	Egypt	32.6500	26.6800	Zhao et al., 2018	Surface sediments (<2 µm)	EGP29A																					0.707924	0.000005	-8.97	0.25
PSA_LE_SD1	PSA LE (Libya-Egypt)	Sudan	33.9800	19.8000	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD1																					0.706341	0.000065	-4.09	0.12
PSA_LE_SD10	PSA LE (Libya-Egypt)	Sudan	34.4400	19.1200	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD10																					0.707474	0.000073	-2.15	0.10
PSA_LE_SD2	PSA LE (Libya-Egypt)	Sudan	34.0000	19.8200	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD2																					0.705997	0.000059	-2.12	0.12
PSA_LE_SD3	PSA LE (Libya-Egypt)	Sudan	34.7600	20.1400	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD3																					0.705576	0.000065	-2.82	0.11
PSA_LE_SD4	PSA LE (Libya-Egypt)	Sudan	36.1000	21.4600	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD4																					0.706027	0.000057	-2.14	0.12
PSA_LE_SD6	PSA LE (Libya-Egypt)	Sudan	36.1500	20.6900	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD6																					0.705143	0.000066	-1.63	0.13
PSA_LE_SD7	PSA LE (Libya-Egypt)	Sudan	34.8100	19.9400	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD7																					0.706474	0.000056	-2.64	0.12
PSA_LE_SD8	PSA LE (Libya-Egypt)	Sudan	34.6700	19.7400	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD8																					0.706587	0.000057	-1.67	0.12
PSA_LE_SD9	PSA LE (Libya-Egypt)	Sudan	34.5500	19.3900	Jewell et al., 2020	Paelorivers <32 µm carbonate free	SD9																					0.705368	0.000060	-3.16	0.11
PSA_Non_rep_LOME1A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	2.6000	13.3000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME1A																					0.712862	0.000029	-9.91	0.06
PSA_Non_rep_LOME2A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	3.1000	13.1000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME2A																					0.713828	0.000010	-10.14	0.06
PSA_Non_rep_LOME4A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	3.3000	12.4000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME4A																					0.721752	0.000019	-9.69	0.06
PSA_Non_rep_LOME5A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	3.4000	12.2000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME5A																					0.724751	0.000017	-10.03	0.06
PSA_Non_rep_LOME8A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	2.9000	11.2000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME8A																					0.712931	0.000017	-13.34	0.08
PSA_Non_rep_LOME10A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	2.7000	10.2000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME10A																					0.730706	0.000040	-15.33	0.16
PSA_Non_rep_LOME14A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	2.6000	8.2000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME14A																					0.711288	0.000006	-14.47	0.18
PSA_Non_rep_LOME18A	Niger-Benin-Togo (Non-representative source)	Niger-Benin-Togo	1.8000	6.8000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME18A																					0.714175	0.000012	-12.19	0.06
PSA_Non_rep_LOME24A	Niger-Benin-Togo (Non-representative source)	Nig+C159:C178-Benin-Togo	1.2000	6.1000	Zhao et al., 2018	Surface sediments (<2 µm)	LOME24A																					0.713887	0.000010	-11.78	0.06