红色风化壳地球化学特征及对古气候演变的响应——以辽南石槽剖面为例
|
魏东岚, 沈俊杰, 李永化
|
Geochemical Characteristics of Red Weathering Crust from Shicao Profile in Southern Liaoning Province and the Response of Paleoclimate Evolution
|
Donglan Wei, Junjie Shen, Yonghua Li
|
|
表2 石槽剖面地球化学指标 |
Table 2 The geochemical parameters of the Shicao profile |
|
编号 | 深度(cm) | CIA | 盐基总量淋滤系数 | K/CN | S/R | S/A | S/F | A/NK | A/CNK | S1 | 25 | 85.94 | 3.18 | 3.07 | 2.94 | 3.63 | 15.41 | 6.97 | 5.65 | S2 | 50 | 82.8 | 2.77 | 1.81 | 3.40 | 4.18 | 18.32 | 5.86 | 4.71 | S3 | 75 | 87.43 | 3.39 | 7.76 | 2.63 | 3.31 | 12.79 | 7.37 | 6.11 | S4 | 100 | 87.20 | 3.35 | 9.74 | 2.53 | 3.19 | 12.29 | 7.14 | 5.94 | S5 | 125 | 79.45 | 1.94 | 26.88 | 3.73 | 4.57 | 20.35 | 3.94 | 3.67 | S6 | 150 | 85.37 | 2.80 | 13.08 | 2.99 | 3.72 | 15.21 | 6.05 | 5.18 | S7 | 175 | 84.01 | 2.72 | 12.43 | 3.29 | 4.06 | 17.41 | 5.46 | 4.66 | S8 | 200 | 85.31 | 2.89 | 11.24 | 2.76 | 3.39 | 14.80 | 6.06 | 5.13 | S9 | 225 | 77.58 | 2.05 | 18.94 | 4.21 | 4.99 | 27.04 | 3.55 | 3.28 | S10 | 250 | 77.33 | 1.93 | 26.85 | 3.77 | 4.45 | 24.95 | 3.47 | 3.22 | S11 | 275 | 81.46 | 2.35 | 17.30 | 3.22 | 3.88 | 19.02 | 4.52 | 3.86 | S12 | 300 | 78.49 | 2.26 | 1.32 | 3.99 | 4.85 | 22.50 | 4.64 | 3.65 | S13 | 325 | 79.66 | 2.40 | 1.32 | 3.77 | 4.58 | 21.28 | 5.02 | 3.92 | 基岩 | 350 | 0.316 | 0.003 | 0.001 | 4.118 | 5.795 | 14.22 | 2.251 | 0.003 | 平均值 | | 82.464 | 2.618 | 11.672 | 3.325 | 4.062 | 18.567 | 5.388 | 4.537 |
|
|
|