青藏高原东南缘新生代剥露历史及驱动机制探讨:以临沧花岗岩地区为例
|
刘方斌, 聂军胜, 郑德文, 庞建章
|
The Cenozoic Exhumation History and Forcing Mechanism of SE Tibetan Plateau: A Case Study of the Lincang Granite Area
|
Fangbin LIU, Junsheng NIE, Dewen ZHENG, Jianzhang PANG
|
|
表4 临沧花岗岩带磷灰石裂变径迹结果
|
Table 4 The apatite fission track results of Lincang granite belt
|
|
样品 | Nc | ρd(Nd)/(×106 cm-2) | ρs(Ns)/(×106 cm-2) | ρi(Ni)/(×106 cm-2) | U/×10-6 | P(χ2)/% | Age±1σ/Ma | MTL±1SD/μm(Nj) | Dpar±1SD /μm |
---|
YN4193 | 26 | 1.206(3 014) | 1.174(2 653) | 8.359(18 891) | 82.2 | 95 | 29.8±1.0 | 13.50±1.6 (113) | 2.5±0.21 | YN4194 | 15 | 1.215(3 036) | 0.983(703) | 9.039(6 463) | 87.86 | 77 | 23.3±1.1 | 13.22±1.4 (86) | 2.2±0.15 | YN4197 | 29 | 1.224(3 058) | 0.841(1 102) | 6.966(9 125) | 67.63 | 95 | 26.0±1.1 | 13.44±1.4 (45) | 2.4±0.23 | YN4198 | 30 | 1.233(3 081) | 0.658(1 519) | 5.926(13 688) | 55.96 | 95 | 24.1±0.9 | 13.52±1.2 (94) | 2.1±0.20 | YN41910 | 21 | 1.242(3 103) | 1.971(1 620) | 8.765(7 205) | 80.12 | 94 | 49.1±1.9 | 12.95±1.3 (130) | 2.5±0.22 | YN41911 | 28 | 1.251(3 126) | 1.130(1 318) | 5.449(6 354) | 51.1 | 90 | 45.6±1.9 | 13.36±1.5 (50) | 2.0±0.18 |
|
|
|