他念他翁山中段第四纪冰川沉积物时空分布特征与环境
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张威, 唐倩玉
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Spatiotemporal characteristics and the environment of Quaternary glacier deposits in the middle Tenasserim Chain
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Wei ZHANG, Qianyu TANG
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| 表2 OSL测年结果 |
| Tab.2 Object-source lighting (OSL) dating result |
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| 样品 | 海拔
/m | 采样点 | 深度 /m | 性质 | U
/(mg·ka-1) | Th
/(mg·ka-1) | K/% | 含水量/% | 年剂量率
/(GY·ka-1) | 等效剂量/GY | 年代/ka | | OSL-04 | 4644 | 97°08′19.99″E
30°27′05.12″N | 0.65 | 细砂、粉砂 | 2.56 | 12.0 | 1.54 | 0.59 | 3.428 | 59.30±4.30 | 17.30±1.25 | | OSL-05 | 4867 | 97°08′04.04″E
30°26′35.42″N | 0.7 | 细砂、粉砂 | 2.80 | 12.9 | 1.47 | 0.93 | 3.476 | 109.06±12.10 | 31.38±3.48 | | OSL-06 | 4922 | 97°07′44.36″E
30°26′34.54″N | 1.0 | 细砂、粉砂 | 2.83 | 13.0 | 1.71 | 3.80 | 3.645 | 93.97±7.20 | 25.78±1.98 |
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