The Metallogenic Setting of the Jiangjiatun Mo Deposit, North China: Constraints from a Combined Zircon U–Pb and Molybdenite Re–Os Isotopic Study
Abstract
:1. Introduction
2. Geological Setting
3. Deposit Geology
4. Sampling and Analytical Methods
4.1. Zircon U–Pb Dating
4.2. Molybdenite Re–Os Dating
5. Results
5.1. Zircon U–Pb Dating
5.2. Molybdenite Re–Os Isotopic Dating
6. Discussion
6.1. Timing of Mo Mineralization at Jiangjiatun
6.2. Crust-Mantle Interaction Process Indicated by Re Concentrations in Molybdenite
6.3. Tectonic Evolution and Metallogenic Setting of the YLMB
7. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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SPOT | Th | U | Th/U | 207Pb/235U | 1σ | 206Pb/238U | 1σ | 207Pb/235U | 1σ | 206Pb/238U | 1σ |
---|---|---|---|---|---|---|---|---|---|---|---|
Sample Number 511-16 | |||||||||||
1 | 111 | 179 | 0.62 | 0.16396 | 0.00748 | 0.02458 | 0.0005 | 154 | 7 | 157 | 3 |
2 | 698 | 1146 | 0.61 | 0.16712 | 0.00382 | 0.02443 | 0.0003 | 157 | 3 | 156 | 2 |
3 | 136 | 191 | 0.71 | 0.15878 | 0.00876 | 0.02428 | 0.00041 | 150 | 8 | 155 | 3 |
4 | 131 | 290 | 0.45 | 0.16932 | 0.00759 | 0.02444 | 0.00044 | 159 | 7 | 156 | 3 |
5 | 137 | 245 | 0.56 | 0.16127 | 0.00818 | 0.0246 | 0.00036 | 152 | 7 | 157 | 2 |
6 | 612 | 723 | 0.85 | 0.16716 | 0.00442 | 0.0236 | 0.00031 | 157 | 4 | 150 | 2 |
7 | 547 | 658 | 0.83 | 0.1637 | 0.00416 | 0.02418 | 0.00031 | 154 | 4 | 154 | 2 |
8 | 734 | 735 | 1 | 0.16971 | 0.00497 | 0.02439 | 0.00035 | 159 | 4 | 155 | 2 |
9 | 161 | 261 | 0.62 | 0.17166 | 0.00808 | 0.02492 | 0.00047 | 161 | 7 | 159 | 3 |
10 | 473 | 551 | 0.86 | 0.16555 | 0.00486 | 0.02394 | 0.0003 | 156 | 4 | 153 | 2 |
12 | 402 | 534 | 0.75 | 0.1731 | 0.00621 | 0.02452 | 0.00033 | 162 | 5 | 156 | 2 |
13 | 413 | 587 | 0.7 | 0.16677 | 0.00551 | 0.02371 | 0.00036 | 157 | 5 | 151 | 2 |
14 | 268 | 388 | 0.69 | 0.16949 | 0.00664 | 0.02435 | 0.00034 | 159 | 6 | 155 | 2 |
15 | 661 | 770 | 0.86 | 0.16685 | 0.0061 | 0.02401 | 0.0004 | 157 | 5 | 153 | 3 |
17 | 138 | 258 | 0.54 | 0.16698 | 0.00651 | 0.02407 | 0.00036 | 157 | 6 | 153 | 2 |
18 | 201 | 349 | 0.58 | 0.16075 | 0.00606 | 0.0243 | 0.00035 | 151 | 5 | 155 | 2 |
19 | 222 | 342 | 0.65 | 0.15948 | 0.00764 | 0.02483 | 0.00046 | 150 | 7 | 158 | 3 |
20 | 211 | 352 | 0.6 | 0.16455 | 0.00599 | 0.02354 | 0.00033 | 155 | 5 | 150 | 2 |
22 | 403 | 460 | 0.88 | 0.16422 | 0.0066 | 0.02433 | 0.00038 | 154 | 6 | 155 | 2 |
23 | 217 | 615 | 0.35 | 0.17383 | 0.00656 | 0.02436 | 0.00043 | 163 | 6 | 155 | 3 |
25 | 218 | 329 | 0.66 | 0.15971 | 0.0068 | 0.02421 | 0.0004 | 150 | 6 | 154 | 3 |
Sample Number 511-27 | |||||||||||
1 | 252 | 266 | 0.95 | 0.16532 | 0.00756 | 0.02398 | 0.00038 | 155 | 7 | 153 | 2 |
3 | 482 | 407 | 1.18 | 0.16317 | 0.00598 | 0.025 | 0.00033 | 153 | 5 | 159 | 2 |
4 | 1153 | 949 | 1.22 | 0.16591 | 0.00485 | 0.0237 | 0.00031 | 156 | 4 | 151 | 2 |
5 | 763 | 1102 | 0.69 | 0.17401 | 0.00419 | 0.02425 | 0.00033 | 163 | 4 | 154 | 2 |
6 | 91 | 113 | 0.81 | 0.16466 | 0.0104 | 0.02457 | 0.00046 | 155 | 9 | 156 | 3 |
8 | 289 | 329 | 0.88 | 0.16337 | 0.00593 | 0.02481 | 0.00039 | 154 | 5 | 158 | 2 |
9 | 355 | 308 | 1.15 | 0.16229 | 0.00595 | 0.02397 | 0.00037 | 153 | 5 | 153 | 2 |
11 | 376 | 391 | 0.96 | 0.1563 | 0.00662 | 0.02416 | 0.00035 | 147 | 6 | 154 | 2 |
12 | 111 | 258 | 0.43 | 0.16936 | 0.00737 | 0.02439 | 0.0004 | 159 | 6 | 155 | 3 |
13 | 135 | 323 | 0.42 | 0.17382 | 0.00627 | 0.02435 | 0.00037 | 163 | 5 | 155 | 2 |
14 | 76 | 102 | 0.75 | 0.17044 | 0.01302 | 0.02419 | 0.00059 | 160 | 11 | 154 | 4 |
16 | 351 | 349 | 1.01 | 0.16682 | 0.00689 | 0.02398 | 0.00036 | 157 | 6 | 153 | 2 |
17 | 187 | 254 | 0.73 | 0.16761 | 0.0072 | 0.02414 | 0.00041 | 157 | 6 | 154 | 3 |
18 | 218 | 254 | 0.86 | 0.16345 | 0.00733 | 0.02359 | 0.00036 | 154 | 6 | 150 | 2 |
19 | 466 | 426 | 1.09 | 0.15968 | 0.00554 | 0.02356 | 0.0003 | 150 | 5 | 150 | 2 |
20 | 155 | 207 | 0.75 | 0.15868 | 0.00734 | 0.02419 | 0.00038 | 150 | 6 | 154 | 2 |
22 | 422 | 362 | 1.17 | 0.16752 | 0.00641 | 0.02399 | 0.00037 | 157 | 6 | 153 | 2 |
23 | 160 | 272 | 0.59 | 0.16499 | 0.0064 | 0.02412 | 0.00036 | 155 | 6 | 154 | 2 |
24 | 269 | 288 | 0.93 | 0.16228 | 0.00753 | 0.02446 | 0.00042 | 153 | 7 | 156 | 3 |
25 | 275 | 339 | 0.81 | 0.16521 | 0.00605 | 0.02429 | 0.00038 | 155 | 5 | 155 | 2 |
Sample | Weight | Re | σ | 87Re | σ | 187Os | σ | Model Age | σ |
---|---|---|---|---|---|---|---|---|---|
28,970 | 326 | 18,208 | 205 | 48.07 | 0.40 | 158.3 | 2.7 | ||
DF4-11-2 | 0.03023 | 13,317 | 144 | 8370 | 90 | 22.20 | 0.17 | 159.0 | 2.6 |
DF4-11-3 | 0.03035 | 23,411 | 192 | 14,714 | 121 | 38.67 | 0.24 | 157.6 | 2.2 |
DF4-12-1 | 0.03010 | 64,789 | 1006 | 40,721 | 632 | 106.9 | 0.7 | 157.4 | 3.1 |
DF4-12-2 | 0.03062 | 73,347 | 929 | 46,100 | 584 | 121.8 | 0.7 | 158.4 | 2.7 |
DF4-10-2 | 0.03077 | 16,560 | 156 | 10,408 | 98 | 27.61 | 0.19 | 159.0 | 2.4 |
DF4-10-3 | 0.05000 | 17,910 | 184 | 11,257 | 116 | 29.48 | 0.18 | 157.0 | 2.4 |
No. | Deposit Name | Deposit Type | Host Rocks and Ages (Ma) | Molybdenite Re–Os Age (Ma) | References |
---|---|---|---|---|---|
1 | Sadaigoumen | Porphyry Mo | Monzogranite (U–Pb, 227.1 ± 2.7) | 236.5 ± 2.2 | [40,42] |
2 | Hekanzi | Porphyry Mo–Cu | Biotite-orthoclase granite (U–Pb, 235.3 ± 1.0) | 224.0 ± 1.3 | [44] |
3 | Dasuji | Porphyry Mo | Granite porphyry | 223.5 ± 5.5 | [43] |
4 | Yangmadian | Porphyry Mo | Granite (U–Pb, 189.3 ± 3.3) | - | [49] |
5 | Sibozi | Porphyry Mo–Cu | Granite porphyry (U-Pb, 189.8 ± 0.7) | 187.8 ± 4.5 | [48] |
6 | Yangjiazhangzi | Skarn Mo | Porphyritic granite and granite porphyry | 187.0 ± 2.0 | [46,47] |
7 | Lanjiagou | Porphyry Mo | Porphyritic granite (U–Pb, 185.0 ± 1.8) | 185.6 ± 1.2 | [41] |
8 | Xintaimen | Porphyry Mo | Granite porphyry (U–Pb, 181 ± 2) | 183.0 ± 3.0 | [56] |
9 | Xiaojiayingzi | Skarn Mo–Fe | Diorite (U–Pb, 169.9 ± 1.4) | 165.5 ± 4.6 | [50] |
10 | Jiangjiatun | Quartz vein Mo | Granite porphyry (U–Pb, 1154 ± 0.5) | 158 ± 1.5 | This study |
11 | Caosiyao | Porphyry Mo | Granite porphyry (U–Pb, 149.8 ± 2.4) | 149.5 ± 5.3 | [51] |
12 | Houyu | Porphyry Mo | Quartz porphyry | 148.7 | [54] |
13 | Shouwangfen | Skarn Cu–Fe–Mo | Granodiorite | 148.0 ± 4.0 | [5] |
14 | Dazhuangke | Porphyry Mo | Quartz monzonite (U–Pb, 269 ± 3) | 146.4 ± 3.4 | [5,47] |
15 | Dawan | Porphyry-skarn Mo | Rhyolite porphyry | 144.4 ± 7.4 | [5,53] |
16 | Mujicun | Porphyry Cu–Mo | Porphyry diorite (U–Pb, 144.1 ± 1.2) | 140.3 ± 3.9 | [52] |
17 | Dacaoping | Porphyry Mo | Granodiorite (U–Pb, 140 ± 1.5) | 140.1 ± 3.4 | [40,42] |
18 | Xiaosigou | Porphyry Cu–Mo | Granite porphyry (K–Ar, 122.8 ± 2.5) | - | [55] |
Deposit Name | Deposit Type | Re | Model Age (Ma) | Re–Os Age (Ma) | References |
---|---|---|---|---|---|
Sadaigoumen | Porphyry Mo | 8.36 | 234.2 | 236.5 ± 2.2 | [40,42] |
10.67 | 237.7 | ||||
6.30 | 238.9 | ||||
6.86 | 234 | ||||
5.93 | 238.4 | ||||
4.48 | 235.6 | ||||
Hekanzi | Porphyry Mo | 23.4 | 225.1 | 224 ± 1.3 | [44] |
39.2 | 224.3 | ||||
54.3 | 221.5 | ||||
22.3 | 223.4 | ||||
20.9 | 224.4 | ||||
48.9 | 225.3 | ||||
Dasuji | Porphyry Mo | 3.70 | 222.1 | 222.5 ± 3.2 | [43] |
7.61 | 223.4 | ||||
3.26 | 224.6 | ||||
10.0 | 222.5 | ||||
Sibozi | Porphyry Mo–Cu | 51.5 | 193.9 | 194.0 ± 1.0 | [48] |
40.3 | 194.4 | ||||
51.6 | 192.1 | ||||
40.0 | 196 | ||||
38.7 | 194.4 | ||||
71.4 | 191.6 | ||||
52.1 | 193.7 | ||||
Lanjiagou | Porphyry Mo | 18.5 | 184.9 | 185.5 ± 1.0 | [41] |
56.1 | 185.7 | ||||
3.29 | 184.8 | ||||
37.7 | 184.6 | ||||
21.8 | 186.6 | ||||
37.2 | 185.9 | ||||
61.3 | 187 | 184.7 ± 1.8 | |||
31.3 | 182.2 | ||||
55.4 | 183.8 | ||||
37.7 | 185.2 | ||||
46.8 | 183.8 | ||||
Xintaimen | Porphyry Mo | 7.25 | 184.6 | 183.0 ± 3.0 | [56] |
7.28 | 182.4 | ||||
18.8 | 176.9 | ||||
19.0 | 181.6 | ||||
22.1 | 179.7 | ||||
Xiaojiayingzi | Skarn Mo–Fe | 37.9 | 160.8 | 169.9 ± 1.4 | [50] |
37.1 | 161.8 | ||||
83.7 | 160.6 | ||||
42.4 | 159.1 | ||||
21.8 | 160.4 | ||||
163 | 165.8 | ||||
Jiangjiatun | Quartz vein type | 28.97 | 158.3 | 154 ± 0.5 | This study |
13.32 | 159.0 | ||||
23.41 | 157.6 | ||||
64.79 | 157.4 | ||||
73.35 | 158.4 | ||||
16.56 | 159.0 | ||||
17.91 | 157.0 | ||||
Caosiyao | Porphyry Mo | 6.22 | 147.7 | 149.5 ± 5.3 | [51] |
10.4 | 147.7 | ||||
7.72 | 149.1 | ||||
13.6 | 150.9 | ||||
5.47 | 150.3 | ||||
6.70 | 145.5 | 146.5 ± 0.8 | |||
11.9 | 146.5 | ||||
9.06 | 147.3 | ||||
6.74 | 146.6 | ||||
9.15 | 145.8 | ||||
6.72 | 147.3 | ||||
Dawan | Porphyry-skarn Mo | 9.15 | 136.3 | 138 ± 2 | [5,53] |
17.7 | 137.9 | ||||
24.8 | 138.1 | ||||
21.0 | 136.2 | ||||
24.3 | 136.5 | ||||
18.1 | 136.2 | ||||
Mojicun | Porphyry Cu–Mo | 40.5 | 139.4 | 140 ± 2.3 | [52] |
108 | 138.5 | ||||
63.2 | 142.7 | ||||
110 | 142.1 | ||||
470 | 140.4 | ||||
Dacaoping | Porphyry Mo | 14.5 | 139.4 | 139.4 ± 0.9 | [40,42] |
32.5 | 140.2 | ||||
16.2 | 139.2 | ||||
20.9 | 138.9 | ||||
21.7 | 139.5 |
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Li, M.; Zhang, X.; Han, L.; Gong, E.-P.; Wang, G.-G. The Metallogenic Setting of the Jiangjiatun Mo Deposit, North China: Constraints from a Combined Zircon U–Pb and Molybdenite Re–Os Isotopic Study. Minerals 2019, 9, 723. https://doi.org/10.3390/min9120723
Li M, Zhang X, Han L, Gong E-P, Wang G-G. The Metallogenic Setting of the Jiangjiatun Mo Deposit, North China: Constraints from a Combined Zircon U–Pb and Molybdenite Re–Os Isotopic Study. Minerals. 2019; 9(12):723. https://doi.org/10.3390/min9120723
Chicago/Turabian StyleLi, Ming, Xin Zhang, Liang Han, En-Pu Gong, and Guo-Guang Wang. 2019. "The Metallogenic Setting of the Jiangjiatun Mo Deposit, North China: Constraints from a Combined Zircon U–Pb and Molybdenite Re–Os Isotopic Study" Minerals 9, no. 12: 723. https://doi.org/10.3390/min9120723