Author Affiliations
1School of Geography and Ocean Science, Nanjing University, Nanjing 210023, China2Zhejiang Provincial Institute of Cultural Relics and Archaeology, Hangzhou 310014, Chinashow less
Fig. 1. Locations of the LSM (9), Qiliting (QLT) (5), and Yindinggang (YDG) (3) sites and other areas in the Zhejiang Province, including 1-Zijinshan, 2-Hexi Cave No. 1, 4-Wangjiashan, 6-Shangmakan, 7-Tonglu Man, and 8-Jiande Man
Fig. 2. Fieldwork at the LSM site and the stone artifacts uncovered (a. Scenery at the LSM Palaeolithic site; b. LSM stratigraphy with blue points indicating the sampling positions; c. palaeolithic artifacts)
Fig. 3. (a) and (b) DRC acquired using the quartz OSL for samples NJU2572 and NJU2574; (c) radial plot of quartz aliquots obtained by OSL for sample NJU2572; (d) DRC acquired with the quartz TT-OSL for sample NJU2574 (The inset of (a), (b) and (d) shows the decay curves of the natural signal)
Fig. 4. (a) and (b) DRC obtained using TT-OSL and pIRIR290 for sample NJU2615 (The inset shows the decay curves.); (c) and (d) radial plot for NJU2578, using quartz TT-OSL and feldspar pIRIR290, respectively
Fig. 5. Curves of the magnetic susceptibility, radiation dose (U, Th, and K), and water content
Fig. 6. The LSM section, ages, and the cultural layer correspondence to marine oxygen isotopic stages
Lab No. | Depth(m) | wc(%) | U (ppm) | Th (ppm) | K (%) | Dose rate (Gy/ka) | De (Gy) | Age (ka) |
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OSL & TT | pIRIR290 | OSL | TT-OSL | pIRIR290 | OSL | TT-OSL | pIRIR290 |
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NJU2572 | 0.10 | 18.2 | 2.88±0.11 | 14.1±0.38 | 0.87±0.04 | 2.44±0.11 | - | 41.7±1.4 | 47.0±7.6 | - | 17.1±1.0 | 19.9±3.4 | - | NJU2574 | 0.75 | 18.0 | 2.67±0.10 | 13.6±0.38 | 0.86±0.04 | 2.30±0.11 | - | >217 | 222.5±4.8 | - | >94 | 96.8±5.4 | - | NJU2576 | 1.45 | 16.3 | 2.89±0.11 | 14.4±0.39 | 0.88±0.04 | 2.42±0.12 | - | - | 291.4±39.4 | - | - | 120.3±17.5 | - | NJU2577 | 1.75 | 14.6 | 3.21±0.12 | 14.7±0.40 | 0.82±0.04 | 2.48±0.12 | - | - | 311.1±45.1 | - | - | 125.6±19.4 | - | NJU2578 | 2.75 | 15.6 | 3.44±0.12 | 15.7±0.42 | 1.03±0.04 | 2.73±0.13 | 3.20±0.13 | >331 | 346.7±17.3 | 376±14 | >121 | 126.9±9.3 | 118±7 | NJU2615 | 4.00 | 18.6 | 3.36±0.13 | 14.9±0.42 | 0.91±0.04 | 2.47±0.12 | 3.00±0.12 | - | 358.7±24.6 | 412±42 | - | 145.5±12.5 | 167±18 |
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Table 1. Dating results of quartz OSL, TT-OSL, and feldspar pIRIR290 dating methods