Citation:

PANGAEA.929941

Name: Silicon isotopes in piston sediment core Lake850-Core3-1999 from Lake 850, Sweden
Published: 2021-07-19
License: https://creativecommons.org/licenses/by/4.0/
Keywords: 14C age; biogenic silica; diatoms; Silicon isotopes

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Abstract:

Data on core from Lake 850 sampled in 1999, including depth, ¹⁴C based age-depth model, loss-of-ignition and stable Si isotopes measured on diatom opal-A using Apex HF desolvation nebulizer connected to MC-ICP-MS at the Vegacenter, Swedish Natural History Museum, Stockholm.

Keyword(s):

14C age; biogenic silica; diatoms; Silicon isotopes

Related to:

Zahajská, Petra; Olid, Carolina; Stadmark, Johanna; Fritz, Sherilyn C; Opfergelt, Sophie; Conley, Daniel J (2021): Modern silicon dynamics of a small high-latitude subarctic lake. Biogeosciences, 18(7), 2325–2345, https://doi.org/10.5194/bg-18-2325-2021

Other version:

Depth allignment of sediment cores: Lake850-Core3-1999 and Lake850-Core2-2019

Lake850-Core3-1999 silicon isotopes (raw)

Further details:

Shemesh, Aldo; Rosqvist, Gunhild C; Rietti-Shati, Miri; Rubensdotter, Lena; Bigler, Christian; Yam, Ruth; Karlén, Wibjörn (2001): Holocene climatic change in Swedish Lapland inferred from an oxygen-isotope record of lacustrine biogenic silica. The Holocene, 11(4), 447-454, https://doi.org/10.1191/095968301678302887

Coverage:

Latitude: 68.298030 * Longitude: 19.120590

Date/Time Start: 1999-04-13T00:00:00 * Date/Time End: 1999-04-13T00:00:00

Minimum DEPTH, sediment/rock: 0.00 m * Maximum DEPTH, sediment/rock: 1.17 m

Event(s):

Lake850-Core3-1999 * Latitude: 68.298030 * Longitude: 19.120590 * Date/Time: 1999-04-13T00:00:00 * Recovery: 6.91 m * Location: Sweden * Method/Device: Piston corer (PC)

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	DEPTH, sediment/rock	Depth sed	m	Zahajská, Petra		Geocode
2	Calendar age, minimum/young	Cal age min	ka BP	Zahajská, Petra
3	Calendar age, maximum/old	Cal age max	ka BP	Zahajská, Petra
4	AGE	Age	ka BP	Zahajská, Petra		Geocode – median
5	AGE	Age	ka BP	Zahajská, Petra		Geocode – mean
6	Sedimentation rate per year	SR	cm/a	Zahajská, Petra
7	Loss on ignition	LOI	%	Zahajská, Petra
8	Sample ID	Sample ID		Zahajská, Petra
9	δ30Si, biogenic silica	δ30Si bSiO2	‰	Zahajská, Petra	Apex HF desolvation nebulizer	average
10	δ30Si, error	δ30Si e	±	Zahajská, Petra	Apex HF desolvation nebulizer	propagated error
11	δ30Si, standard deviation	δ30Si std dev	±	Zahajská, Petra	Apex HF desolvation nebulizer	1SD
12	Replicates	Repl	#	Zahajská, Petra		full chemical replicates
13	AGE	Age	ka BP	Zahajská, Petra		Geocode – published Age-depth Shemesh et al. 2001

License:

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

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

751 data points

Data

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

1 Depth sed [m]	2 Cal age min [ka BP]	3 Cal age max [ka BP]	4 Age [ka BP] (median)	5 Age [ka BP] (mean)	6 SR [cm/a]	7 LOI [%]	8 Sample ID	9 δ30Si bSiO2 [‰] (average)	10 δ30Si e [±] (propagated error)	11 δ30Si std dev [±] (1SD)	12 Repl [#] (full chemical replicates)	13 Age [ka BP] (published Age-depth Shemesh e...)
0.00	-0.052	-0.046	-0.049	-0.049	0.0111
0.01	-0.039	0.168	0.033	0.041	0.0111	20.00000000
0.02	-0.029	0.384	0.115	0.131	0.0112	19.21515562
0.03	-0.018	0.600	0.196	0.220	0.0111	18.16901408	3901	0.02637	0.31144	0.03020	2	0.1930
0.04	-0.008	0.816	0.278	0.310	0.0111	18.05929919
0.05	0.002	1.032	0.360	0.400	0.0119	17.17948718	3902	0.08951	0.19723	0.13579	2	0.2410
0.06	0.091	1.082	0.447	0.484	0.0118	19.00826446
0.07	0.143	1.147	0.541	0.569	0.0119	19.36026936	3903	0.09461	0.25908	0.00169	2	0.4820
0.08	0.193	1.229	0.633	0.653	0.0118	18.42105263
0.09	0.231	1.331	0.723	0.738	0.0118	17.20116618	3904	0.07885	0.20572	0.07208	2	0.7220
0.10	0.269	1.456	0.808	0.823	0.0112	21.00456621
0.11	0.371	1.526	0.895	0.912	0.0112	21.01910828	3905	0.03330	0.20232	0.04272	2	0.9630
0.12	0.448	1.644	0.989	1.001	0.0111	20.28368794
0.13	0.499	1.754	1.080	1.091	0.0112	20.25117739	3906	0.10987	0.22681	0.14347	2	1.1500
0.14	0.534	1.907	1.168	1.180	0.0111	22.67206478
0.15	0.583	2.104	1.248	1.270	0.0119	23.03921569	3907	0.03923	0.20015	0.14002	2	1.3380
0.16	0.691	2.161	1.329	1.354	0.0120	21.35922330
0.17	0.768	2.234	1.410	1.437	0.0119	21.33712660	3908	-0.09914	0.10000	0.05000	1	1.5250
0.18	0.816	2.322	1.503	1.521	0.0119	21.24031008
0.19	0.855	2.422	1.590	1.605	0.0119	21.73228346	3909	0.02276	0.25957	0.08143	2	1.7130
0.20	0.887	2.562	1.674	1.689	0.0115	22.53086420
0.21	1.022	2.616	1.758	1.776	0.0115	22.31270358	3910	-0.15300	0.10000	0.05000	1	1.9000
0.22	1.108	2.682	1.850	1.863	0.0115	22.26211849
0.23	1.179	2.765	1.941	1.950	0.0115	21.71875000	3911	0.00227	0.26038	0.10734	3	2.0870
0.24	1.242	2.864	2.031	2.037	0.0115	21.35593220
0.25	1.298	2.996	2.115	2.124	0.0114	20.70895522	3912	-0.13845	0.10000	0.05000	1	2.2750
0.26	1.429	3.043	2.199	2.212	0.0114	22.56410256
0.27	1.524	3.097	2.289	2.300	0.0114	22.18181818	3913	-0.02967	0.34532	0.09690	3	2.4620
0.28	1.612	3.160	2.379	2.388	0.0114	20.83333333
0.29	1.700	3.247	2.471	2.476	0.0114	21.32253711	3914	-0.01739	0.39305	0.12374	2	2.6500
0.30	1.772	3.362	2.559	2.564	0.0130	23.29268293
0.31	1.865	3.417	2.636	2.641	0.0132	25.10013351	3915	-0.34271	0.39115	0.00304	2	2.8370
0.32	1.945	3.472	2.717	2.717	0.0130	27.91461412
0.33	2.006	3.539	2.792	2.794	0.0130	25.03725782	3916	-0.25982	0.32554	0.12597	2	2.9760
0.34	2.073	3.621	2.878	2.871	0.0132	26.44376900
0.35	2.117	3.733	2.956	2.947	0.0128	24.55284553	3917	-0.28845	0.28145	0.04849	2	3.1140
0.36	2.236	3.781	3.030	3.025	0.0130	24.36412316
0.37	2.328	3.835	3.108	3.102	0.0128	23.65591398	3918	-0.28701	0.24046	0.11856	2	3.2530
0.38	2.402	3.897	3.190	3.180	0.0130	23.71134021
0.39	2.479	3.970	3.270	3.257	0.0128	22.65122265	3919	-0.11422	0.63470	0.27043	2	3.3910
0.40	2.528	4.070	3.351	3.335	0.0133	22.89855072
0.41	2.638	4.098	3.425	3.410	0.0132	20.62015504	3920	-0.28545	0.53050	0.09725	4	3.5300
0.42	2.731	4.150	3.506	3.486	0.0132	20.33898305
0.43	2.811	4.208	3.582	3.562	0.0132	23.93617021	3921	-0.13999	0.22665	0.11103	2	3.6680
0.44	2.875	4.278	3.660	3.638	0.0133	25.65217391
0.45	2.944	4.364	3.737	3.713	0.0132	23.95982783	3922	-0.31984	0.10000	0.05000	1	3.8070
0.46	3.054	4.394	3.814	3.789	0.0132	26.07313196
0.47	3.173	4.431	3.888	3.865	0.0133	27.35426009	3923	-0.25857	0.26503	0.15322	2	3.9450
0.48	3.263	4.477	3.968	3.940	0.0132	30.67632850
0.49	3.334	4.530	4.048	4.016	0.0132	27.90262172	3924	-0.24250	0.10000	0.05000	1	4.0840
0.50	3.402	4.602	4.125	4.092	0.0132	28.79499218
0.51	3.587	4.622	4.193	4.168	0.0130	26.25189681	3925	-0.31926	0.42806	0.09413	4	4.2220
0.52	3.761	4.644	4.261	4.245	0.0130	23.91573730
0.53	3.908	4.674	4.331	4.322	0.0130	23.97572079	3926	-0.36828	0.40317	0.02058	4	4.3610
0.54	4.022	4.713	4.407	4.399	0.0130	26.95652174
0.55	4.103	4.773	4.483	4.476	0.0139	25.18301611	3927	-0.11135	0.25301	0.17316	2	4.4990
0.56	4.220	4.803	4.547	4.548	0.0139	26.51356994
0.57	4.308	4.872	4.618	4.620	0.0139	29.86111111	3928	-0.27550	0.20048	0.13600	2	4.6380
0.58	4.356	4.986	4.691	4.692	0.0139	31.94444444
0.59	4.402	5.131	4.763	4.764	0.0139	31.48148148	3929	-0.27310	0.19723	0.06731	2	4.7640
0.60	4.446	5.291	4.824	4.836	0.0161	28.59649123
0.61	4.518	5.331	4.888	4.898	0.0161	30.60109290	3930	-0.26972	0.24855	0.15574	2	4.8890
0.62	4.569	5.380	4.954	4.960	0.0164	30.10033445
0.63	4.617	5.441	5.020	5.021	0.0161	26.96078431	3931	-0.15219	0.25223	0.07030	2	5.0150
0.64	4.650	5.517	5.084	5.083	0.0164	26.42276423
0.65	4.682	5.611	5.143	5.144	0.0159	26.77966102	3932	-0.28847	0.10000	0.05000	1	5.1400
0.66	4.777	5.641	5.207	5.207	0.0159	33.25242718
0.67	4.850	5.676	5.275	5.270	0.0159	23.65145228	3933	-0.42281	0.12525	0.06262	1	5.2660
0.68	4.904	5.708	5.343	5.333	0.0159	25.09505703
0.69	4.956	5.755	5.414	5.396	0.0159	26.08000000	3934	-0.27669	0.10000	0.05000	1	5.3920
0.70	4.990	5.830	5.478	5.459	0.0149	27.64612954
0.71	5.135	5.850	5.538	5.526	0.0152	32.28511530	3935	-0.44402	0.10000	0.05000	1	5.5170
0.72	5.275	5.870	5.594	5.592	0.0149	31.74342105
0.73	5.403	5.911	5.658	5.659	0.0152	29.41176471	3936	-0.40392	0.74480	0.28340	3	5.6430
0.74	5.488	5.962	5.718	5.725	0.0149	31.23877917
0.75	5.552	6.044	5.785	5.792	0.0127	33.21616872	3937	-0.30735	0.10000	0.05000	1	5.7685
0.76	5.627	6.152	5.871	5.871	0.0125	31.43322476
0.77	5.664	6.287	5.946	5.951	0.0127	30.53173242	3938	-0.35531	0.10000	0.05000	1	5.9290
0.78	5.695	6.468	6.014	6.030	0.0125	30.37475345
0.79	5.717	6.658	6.084	6.110	0.0127	27.70034843	3939	-0.48655	0.10000	0.05000	1	6.0900
0.80	5.731	6.858	6.152	6.189	0.0128	28.86002886
0.81	5.808	6.920	6.230	6.267	0.0130	29.91150442	3940	-0.39868	0.10000	0.05000	1	6.2500
0.82	5.862	6.994	6.313	6.344	0.0128	27.94307891
0.83	5.907	7.086	6.399	6.422	0.0128	27.40286299	3941	-0.26215	0.10000	0.05000	1	6.4110
0.84	5.939	7.187	6.482	6.500	0.0130	27.92207792
0.85	5.968	7.309	6.560	6.577	0.0123	24.87883683	3942	-0.17195	0.18028	0.01659	2	6.5720
0.86	6.084	7.376	6.640	6.658	0.0123	24.34456929
0.87	6.156	7.426	6.722	6.739	0.0123	24.10575428	3943	-0.09698	0.21261	0.18149	2	6.7320
0.88	6.214	7.491	6.807	6.820	0.0123	21.38728324
0.89	6.256	7.588	6.891	6.901	0.0125	23.55828221	3944	-0.13544	0.81074	0.20292	4	6.8930
0.90	6.295	7.705	6.969	6.981	0.0114	24.17127072
0.91	6.419	7.763	7.054	7.069	0.0115	26.35228849	3945	-0.24541	0.10000	0.05000	1	7.0530
0.92	6.519	7.835	7.144	7.156	0.0115	26.84766214
0.93	6.582	7.927	7.240	7.243	0.0115	27.89699571	3946	-0.01130	0.24774	0.20707	2	7.2140
0.94	6.630	8.040	7.334	7.330	0.0115	28.14685315
0.95	6.685	8.191	7.415	7.417	0.0108	24.96644295	3947	0.09200	0.19723	0.14275	2	7.3990
0.96	6.791	8.257	7.507	7.510	0.0109	24.18918919
0.97	6.878	8.343	7.599	7.602	0.0108	24.05063291	3948	0.07805	0.19723	0.16556	2	7.5840
0.98	6.957	8.446	7.691	7.695	0.0109	23.50427350
0.99	7.014	8.577	7.780	7.787	0.0108	22.56532067	3949	-0.08106	0.10000	0.05000	1	7.7690
1.00	7.052	8.726	7.873	7.880	0.0109	22.45345016
1.01	7.156	8.775	7.968	7.972	0.0108	21.60427807	3950	0.20867	0.10000	0.05000	1	7.9540
1.02	7.258	8.840	8.073	8.065	0.0108	22.32142857
1.03	7.325	8.913	8.175	8.158	0.0108	20.43010753
1.04	7.394	9.005	8.273	8.251	0.0108	13.83812010
1.05	7.440	9.127	8.363	8.344	0.0106	24.12451362	3952	0.18151	0.19955	0.08295	2	8.3250
1.06	7.588	9.162	8.457	8.438	0.0106	16.80790960
1.07	7.727	9.209	8.554	8.532	0.0106	26.93726937
1.08	7.825	9.269	8.657	8.626	0.0106	23.90804598
1.09	7.907	9.328	8.760	8.720	0.0106	26.20320856	3954	0.34626	0.19723	0.11019	2	8.6950
1.10	7.972	9.434	8.851	8.814	0.0109	29.52924394
1.11	8.203	9.469	8.940	8.906	0.0108	29.96706915	3955	0.03172	0.27563	0.16186	2	8.8800
1.12	8.401	9.525	9.021	8.999	0.0109	24.39729990
1.13	8.539	9.579	9.107	9.091	0.0108	24.75442043	3956	0.16432	0.10000	0.05000	1	9.0650
1.14	8.655	9.648	9.204	9.184	0.0109	23.19277108
1.15	8.756	9.731	9.301	9.276	0.0103	20.79646018	3957	0.17082	0.10000	0.05000	1	9.2500
1.16	8.981	9.783	9.384	9.373	0.0102	17.48375665
1.17	9.133	9.852	9.465	9.471	0.0102	13.85813858	3958	0.51064	0.19723	0.03470	2	9.4350