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Fig. 1

Loess formations in southeastern part of Poland and position of Złota and Polanów Samborzecki loess profiles.
Loess formations in southeastern part of Poland and position of Złota and Polanów Samborzecki loess profiles.

Fig. 2

A – grain size distribution. B – Reprinted from Moska et al 2015, with permission from Elsevier. Lithology, grain size distribution (MZ), magnetic susceptibility, humus and CaCO3 content for Złota loess section. Detailed lithological description is presented in Moska et al 2015.
A – grain size distribution. B – Reprinted from Moska et al 2015, with permission from Elsevier. Lithology, grain size distribution (MZ), magnetic susceptibility, humus and CaCO3 content for Złota loess section. Detailed lithological description is presented in Moska et al 2015.

Fig. 3

Correlation of the Late Pleistocene loess–palaeosol stratigraphic units in Złota and Polanów Samborzecki. Comparison of new OSL dates with previous results. Obtained OSL results in some cases are quite different as compared with the OSL and TL dates obtained during last 10 years by other authors and presented in previous publications relating to this loess profile.
Correlation of the Late Pleistocene loess–palaeosol stratigraphic units in Złota and Polanów Samborzecki. Comparison of new OSL dates with previous results. Obtained OSL results in some cases are quite different as compared with the OSL and TL dates obtained during last 10 years by other authors and presented in previous publications relating to this loess profile.

Fig. 4

OxCal age–depth model (Bronk Ramsey, 2009) for polimineral grains fraction.
OxCal age–depth model (Bronk Ramsey, 2009) for polimineral grains fraction.

Sample names in the current study, specific activities of natural radionuclides, dose rates, calculated equivalent doses and ages for all investigated fractions using CAM model and laboratory codes.

Depth (m)Sample nameU-238 (Bq/kg)Th-232 (Bq/kg)K-40 (Bq/kg)Dose rate 4–11 µm (Gy/ka)Equivalent dose De4–11 µm (Gy)post-IR IRSL age 4–11 µm (ka)Laboratory code
0.3Złota2124.9±0.430.6±0.5480±133.23±0.1873.3±2.022.7±1.6GdTL2333
1.2Złota2028.2±0.435.9±0.7480±123.41±0.1975.3±2.022.1±1.5GdTL2334
1.7Złota1927.7±0.434.3±0.7492±133.33±0.1976.7±2.023.1±1.6GdTL2335
2.3Złota1829.1±0.434.8±0.7490±133.41±0.1977.6±2.022.8±1.6GdTL2336
3.0Złota1730.1±0.436.8±0.6483±133.46±0.2080.2±2.023.1±1.6GdTL2337
3.5Złota1629.8±0.435.8±0.7491±133.49±0.2080.8±2.023.2±1.6GdTL2338
4.4Złota1331.5±0.439.8±0.7510±133.65±0.2185.3±2.123.4±1.7GdTL2339
5.3Złota1228.4±0.436.9±0.6512±133.48±0.2085.7±2.224.7±1.7GdTL2340
5.6Złota1129.6±0.437.3±0.6508±133.51±0.2090.1±2.525.6±1.8GdTL2341
6.6Złota1028.5±0.437.2±0.7533±143.53±0.1994.0±2.526.7±1.8GdTL2342
72Złota926.8±0.440.9±0.6489±133.45±0.20115.4±3.033.4±2.5GdTL2343
7.5Złota824.2±0.435.7±0.7461±123.15±0.18167.9±3.553.3±3.3GdTL2344
8.4Złota726.3±0.434.8±0.7507±133.32±0.19209.7±5.563.1±4.0GdTL2345
8.9Złota628.2±0.437.3±0.6513±133.46±0.20215.7±5.562.3±4.1GdTL2346
10.0Złota527.5±0.438.0±0.7521±133.48±0.20222.5±4.463.9±4.1GdTL2347
10.8Złota425.1±0.436.9±0.7469±133.22±0.19217.1±3.867.4±4.4GdTL2348
11.2Złota315.4±0.328.9±0.5360±102.40±0.14243.3±5.0101.3±6.2GdTL2349
11.9Złota218.8±0.335.3±0.6468±122.97±0.17460±10142.3±9.0GdTL2350
12.5Złota120.3±0.331.7±0.5501±133.02±0.17451±24150±12GdTL2351
eISSN:
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Language:
English
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Journal Subjects:
Geosciences, other