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Radiocarbon and lead-210 age-depth model and trace elements concentration in the Wolbrom fen (S Poland)

Fatima Pawełczyk
Fatima Pawełczyk
, 
Leszek Chróst
Leszek Chróst
, 
Tadeusz Magiera
Tadeusz Magiera
, 
Adam Michczyński
Adam Michczyński
, 
Jarosław Sikorski
Jarosław Sikorski
, 
Konrad Tudyka
Konrad Tudyka
 e 
Ewelina Zając
Ewelina Zając
   | 29 mar 2017
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Pubblicato online: 29 mar 2017
Pagine: 40 - 48
Ricevuto: 14 lug 2016
Accettato: 21 nov 2016
DOI: https://doi.org/10.1515/geochr-2015-0046
Parole chiave
© 2016 Pawełczyk.
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Fig. 1

Location of the Wolbrom fen.
Location of the Wolbrom fen.

Fig. 2

Results of measurements of 210Pb concentration in the core W3 and calculated 210Pb dates.
Results of measurements of 210Pb concentration in the core W3 and calculated 210Pb dates.

Fig. 3

Age-depth model for Wolbrom W3 core. Radiocarbon dates which are not included to the model are presented in red.
Age-depth model for Wolbrom W3 core. Radiocarbon dates which are not included to the model are presented in red.

Fig. 4

Concentrations of major and trace elements as a function of depth.
Concentrations of major and trace elements as a function of depth.

Fig. 5

Concentrations of major and trace elements as a function of age.
Concentrations of major and trace elements as a function of age.

Fig. 6

Fe/Mn ratio in Wolbrom W3 core.
Fe/Mn ratio in Wolbrom W3 core.

Results of botanical analysis.

DepthBotanical compositionPeat typeD
(m)Species(%)(%)
0.00–0.25--Saprists>60
Carex rostrata
Carex hudsoni ?50
Carex appropinquataMagnocaricioni
0.25–0.50Carex sp.div.55
Phragmites australis35Cariceto-
Calamagrostis neglecta5Phragmiteti
Typha angustifolia et latifolia+
Unmarked10
Carex rostrata
Carex gracilis45
Carex nigra
Carex sp. div.Bryalo-
Phragmites australis5Parvocaricioni
0.50–0.75Menyanthes trifoliata1040
Equisetum sp.+Cariceto-Bryaleti
Bryales sp. div.30
Unmarked10
Gaeumannomyces cf. caricis ?+
Carex appropinquata
Carex pseudocyperus
Carex rostrata50
Carex lasiocarpa
Carex ripariaMagnocaricioni
0.75–1.00Carex sp.35
Phragmites australis15Cariceti
Calamagrostis neglecta5
Equisetum (limosum?)+
Bryales sp.20
Unmarked10

Results of radiocarbon dating of samples from Wolbrom site, W3 core.

Lab codeDepth (cm)Conventional 14C age/radioactivity (BP / pMC)Calibrated age range 68.2% (cal BC/AD)Calibrated age range 95.4% (cal BC/AD)Modelled age range 68.2% (cal BC/AD)Modelled age range 95.4% (cal BC/AD)
GdS-4.5−5105.5 ± 0.70 pMC2006–2013 AD1956–1957 AD (0.6%)1955–1960 AD1955–1960 AD
31472004–2013 AD (94.8%)
GdS-9.5–101630 ± 65 BP345–370 AD ( 8.0%)250–305 (7.0%)not included in the modelnot included in the model
3212375–475 AD (39.3%)310–570 AD (88.4%)
485–535 AD (21.0%)
GdS-13–13.51615 ± 90 BP340–545 AD235–625 ADnot included in the modelnot included in the model
3261
GdS-14.5–151420 ± 50 BP590–660 AD540–685 AD610–665 AD565–690 AD (93.7%)
3130745–765 (1.7%)
GdS-19–201540 ± 90 BP420–600 AD330–660 AD515–615 AD470–645 AD
3213
GdC-24–251410 ± 70 BP565–675 AD430–490 AD (4.9%)425–495 AD (60.5%)415–595 AD
1122530–730 AD (86.3%)540–560 AD (7.7%)
735–770 AD ( 4.2%)
GdS-29–301635 ± 95 BP260–275 AD (2.2%)170–195 AD (1.1%)255–305 AD (19.5%)165–495 AD
1976330–540 AD (66.0%)210–620 AD (94.3%)315–420 AD (48.7%)
GdS-34–351095 ± 35 BP895–930 AD (26.5%)880–1020 ADnot included in the modelnot included in the model
3132940–990 AD (41.7%)
GdS-39–402040 ± 85 BP170 BC–30 AD (64.7%)360–285 BC (5.7%)355–300 BC (17.4%)370 BC–30 AD
198735–55 AD ( 3.5%)235 BC–135 AD (89.7%)205–45 BC (50.7%)
GdS-44–452960 ± 75 BP1275–1050 BC1400–975 BC1270–1045 BC1395–975 BC (94.8%)
3279955–940 BC(0.6%)
GdC-54–554480 ± 85 BP3340–3085 BC (62.2%)3485–3475 BC (0.2%)3125–2915 BC3270–2895 BC
11203060–3030 BC (6.0%)3370–2915 BC (95.2%)
GdS-64–654790 ± 85 BP3655–3510 BC (57.5%)3750–3740 BC (0.2%)3645–3505 BC (56.1%)3695–3480 BC (69.5%)
32803425–3380 BC (10.7%)3715–3365 BC (95.2%)3425–3380 BC (12.0%)3475–3370 BC (25.8%)
GdS-79–805385 ± 95 BP4340–4220 BC (37.7%)4445–4420 BC (1.1%)4250–4230 BC (4.1%)4320–3985 BC
32814210–4155 BC (13.9%)4375–3985 BC (94.3%)4210–4040 BC (64.1%)
4135–4070 BC (16.6%)
GdC-94–955715 ± 70 BP4670–4635 BC (8.1%)4720–4440 BC (91.6%)4670–4630 BC (12.7%)4720–4450 BC
11214620–4460 BC (60.0%)4425–4370 BC (3.8%)4620–4495 BC (55.5%)
GdS-104–1055940 ± 95 BP4945–4710 BC5060–4550 BC5000–4790 BC5210–5160 BC (2.7%)
31485120–5105 BC (0.4%)
5080–4700 BC (92.3%)
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