Cadomian protolith ages of exotic mega blocks from Bugaj and Andrychów (Western outer Carpathians, Poland) and their palaeogeographic significance
Article Category: Regular Articles
Publié en ligne: 22 févr. 2019
Pages: 25 - 36
Reçu: 09 avr. 2018
Accepté: 14 janv. 2019
© 2018 J. Burda et al, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Rb-Sr and Sm-Nd whole rock isotope analysis of Bugaj granitoid rocks.
Isotope data |
87Rb/86Sr |
±2sm |
87Sr/86Sr |
±2sm |
147Sm/144Nd |
±2sm |
143Nd/144Nd |
±2sm |
Sr(580 Ma) |
Nd(580 Ma) |
Nd(CHUR) |
Bugaj1 |
3.154 |
0.032 |
0.756053 |
0.000004 |
0.1521 |
0.0015 |
0.512397 |
0.000004 |
0.729966 |
0.511819 |
–1.4 |
Bugaj2 |
3.236 |
0.032 |
0.755499 |
0.000004 |
0.1366 |
0.0014 |
0.512428 |
0.000005 |
0.728739 |
0.511909 |
0.4 |
Chemical composition and selected petrological indicators of Bugaj granitoid rocks.
Sample No |
Bu1 |
Bu2 |
BuC |
SiO2 |
71.56 |
67.58 |
60.03 |
TiO2 |
0.38 |
0.7 |
0.98 |
Al2O3 |
14.13 |
14.89 |
16.63 |
Fe2O3T |
3.04 |
5.31 |
8.32 |
MnO |
0.06 |
0.09 |
0.14 |
MgO |
0.77 |
1.34 |
2.46 |
CaO |
0.92 |
1.5 |
1.89 |
Na2O |
3.36 |
3.83 |
3.33 |
K2O |
4.79 |
3.36 |
4.86 |
P2O5 |
0.11 |
0.22 |
0.18 |
LOI |
0.71 |
1.13 |
0.9 |
Total |
99.83 |
99.95 |
99.72 |
Sr |
121.2 |
128 |
152.3 |
Ba |
578 |
562 |
793 |
Rb |
135.6 |
146.9 |
219.3 |
Cs |
8.3 |
10.3 |
13.1 |
Th |
11 |
11.7 |
1.3 |
U |
2.6 |
1.4 |
10.1 |
Ga |
16 |
20.4 |
20.5 |
Cr |
82 |
109.5 |
116.3 |
Ni |
11 |
14 |
27.9 |
V |
43 |
75 |
135 |
Zr |
150.9 |
283.6 |
226.8 |
Hf |
4.9 |
7.6 |
6.2 |
Y |
42.9 |
37.9 |
27 |
Nb |
9.8 |
15.4 |
16.1 |
Ta |
0.8 |
1.1 |
0.9 |
La |
24.6 |
30.3 |
27.9 |
Ce |
52.6 |
62.4 |
61.9 |
Pr |
6.35 |
7.56 |
7.06 |
Nd |
24.7 |
30.6 |
27.3 |
Sm |
5.96 |
6.63 |
5.64 |
Eu |
0.75 |
0.87 |
1.01 |
Gd |
6.04 |
6.9 |
5.45 |
Tb |
0.99 |
0.99 |
0.89 |
Dy |
6.96 |
6.97 |
4.9 |
Ho |
1.49 |
1.3 |
0.95 |
Er |
4.32 |
3.62 |
3.1 |
Tm |
0.69 |
0.56 |
0.41 |
Yb |
4.56 |
3.67 |
2.69 |
Lu |
0.64 |
0.5 |
0.42 |
ASI |
1.17 |
1.23 |
1.21 |
#mg |
0.56 |
0.7 |
0.31 |
Rb/Sr |
1.12 |
1.15 |
1.44 |
ΣREE |
140.65 |
162.87 |
149.62 |
Eu/Eu* |
0.8 |
0.39 |
0.56 |
CeN/YbN |
3.18 |
4.68 |
6.34 |
ThN/UN |
1.04 |
2.06 |
0.03 |
TZr [°C] |
798 |
850 |
818 |
LA-MC-ICP-MS U–Pb zircon data from exotic mega blocks (samples An and Bu1).
Sample |
Blank corrected intensities |
Concentrations |
|
Atomic ratios |
Ages |
Crystal |
204Pb |
206Pb |
207Pb |
208Pb |
232Th |
238U |
Pb |
Th |
U |
Th/U |
206Pb 204Pb |
2RSE |
207Pb 235U |
2RSE |
206Pb 238U |
2RSE |
207Pb Rho 206Pb |
2RSE |
208Pb 206Pb |
2RSE |
208Pb 232Th |
2RSE |
238U 206Pb |
2RSE |
207Pb 206Pb |
2RSE |
206/238 age |
2SD |
206/207 age |
2SD |
|
(V) ×10-6 |
(V) ×10-4 |
(V) ×10-5 |
×(10V) -5 |
×(10V) -3 |
(V) ×10-2 |
(wppm) |
|
|
(%) |
|
(%) |
|
(%) |
|
(%) |
|
(%) |
|
(%) |
|
(%) |
(%) |
|
(Ma) |
|
Andrychów An |
p3An_02 |
6.10 |
39.0 |
23.0 |
51.0 |
11.0 |
6.30 |
10.1 |
24.4 |
139.9 |
0.17 |
908 |
8 |
0.6716 |
3.9 |
0.0795 |
3.8 |
0.48 0.0606 |
1.3 |
0.4316 |
4.9 |
0.0316 |
6.9 |
12.575 |
3.8 |
0.0606 |
1.3 |
493 |
19 |
624 |
29 |
p3An_03/1 |
7.00 |
68.0 |
41.0 |
97.0 |
28.0 |
10.0 |
17.7 |
64.8 |
140.6 |
0.46 |
1037 |
20 |
0.8044 |
6.3 |
0.0894 |
8.3 |
0.65 0.0642 |
4.3 |
0.4994 |
16.0 |
0.0228 |
13.1 |
11.189 |
8.3 |
0.0642 |
4.3 |
552 |
46 |
750 |
92 |
p3An_03/2 |
15.0 |
65.0 |
47.0 |
92.0 |
18.0 |
13.0 |
17.2 |
41.5 |
141.1 |
0.29 |
810 |
27 |
0.6698 |
10.3 |
0.0725 |
17.4 |
0.85 0.0681 |
16.1 |
0.4145 |
11.5 |
0.0357 |
22.5 |
13.799 |
17.4 |
0.0681 |
16.1 |
451 |
78 |
871 |
334 |
p3An_04/1 |
4.20 |
42.0 |
23.0 |
37.0 |
9.60 |
6.20 |
10.4 |
21.9 |
139.9 |
0.16 |
1241 |
8 |
0.7043 |
11.8 |
0.0873 |
10.8 |
0.46 0.0587 |
1.3 |
0.2440 |
11.8 |
0.0253 |
10.6 |
11.448 |
10.8 |
0.0587 |
1.3 |
540 |
58 |
554 |
29 |
p3An_04/2 |
4.90 |
35.0 |
20.0 |
41.0 |
11.0 |
4.90 |
9.1 |
25.3 |
139.7 |
0.18 |
1130 |
10 |
0.7178 |
12.0 |
0.0885 |
9.6 |
0.40 0.0591 |
2.5 |
0.3477 |
6.1 |
0.0224 |
10.3 |
11.295 |
9.6 |
0.0591 |
2.5 |
547 |
53 |
572 |
54 |
p3An_06/1 |
4.40 |
120 |
140 |
220 |
14.0 |
3.70 |
33.3 |
31.8 |
139.5 |
0.23 |
3187 |
14 |
7.2106 |
12.5 |
0.3956 |
13.2 |
0.53 0.1319 |
1.3 |
0.5778 |
4.2 |
0.0870 |
25.5 |
2.528 |
13.2 |
0.1319 |
1.3 |
2149 |
284 |
2123 |
23 |
p3An_06/2 |
5.00 |
190 |
200 |
98.0 |
7.90 |
9.20 |
47.1 |
18.1 |
140.4 |
0.13 |
nd |
nd |
4.2498 |
7.3 |
0.2650 |
8.7 |
0.59 0.1138 |
1.1 |
0.1669 |
23.5 |
0.0849 |
10.1 |
3.774 |
8.7 |
0.1138 |
1.1 |
1515 |
132 |
1861 |
20 |
p3An_07 |
4.70 |
64.0 |
38.0 |
80.0 |
25.0 |
10.0 |
16.5 |
58.1 |
140.5 |
0.41 |
1767 |
16 |
0.7138 |
9.9 |
0.0800 |
14.2 |
0.71 0.0646 |
3.7 |
0.3529 |
8.5 |
0.0219 |
14.5 |
12.500 |
14.2 |
0.0646 |
3.7 |
496 |
70 |
761 |
79 |
p3An_08 |
5.00 |
150 |
140 |
170 |
17.0 |
8.00 |
39.9 |
39.3 |
140.2 |
0.28 |
3863 |
15 |
3.0343 |
15.2 |
0.2317 |
15.5 |
0.51 0.0947 |
0.5 |
0.3318 |
5.8 |
0.0696 |
10.8 |
4.316 |
15.5 |
0.0947 |
0.5 |
1343 |
208 |
1521 |
9 |
p3An_09 |
6.60 |
70.0 |
43.0 |
120 |
31.0 |
10.0 |
18.8 |
70.9 |
140.5 |
0.50 |
1540 |
15 |
0.8438 |
9.6 |
0.0933 |
11.5 |
0.60 0.0644 |
3.7 |
0.4983 |
7.2 |
0.0267 |
10.5 |
10.717 |
11.5 |
0.0644 |
3.7 |
575 |
66 |
753 |
79 |
p3An_10 |
5.80 |
55.0 |
32.0 |
93.0 |
28.0 |
7.20 |
14.7 |
63.3 |
140.1 |
0.45 |
1259 |
2 |
0.8063 |
5.7 |
0.0950 |
5.6 |
0.49 0.0613 |
0.9 |
0.4459 |
2.9 |
0.0224 |
8.3 |
10.523 |
5.6 |
0.0613 |
0.9 |
585 |
33 |
649 |
20 |
p3An_11 |
6.90 |
24.0 |
17.0 |
33.0 |
8.5 |
3.50 |
6.3 |
19.4 |
139.5 |
0.14 |
580 |
19 |
0.9325 |
10.9 |
0.0969 |
9.3 |
0.43 0.0690 |
8.6 |
0.3371 |
12.2 |
0.0261 |
15.1 |
10.317 |
9.3 |
0.0690 |
8.6 |
596 |
55 |
899 |
177 |
p3An_12/1 |
4.60 |
47.0 |
27.0 |
10.0 |
2.2 |
6.90 |
11.0 |
5.1 |
140.0 |
0.04 |
nd |
nd |
0.6993 |
8.5 |
0.0850 |
9.1 |
0.53 0.0595 |
0.7 |
0.0568 |
8.1 |
0.0301 |
7.2 |
11.764 |
9.1 |
0.0595 |
0.7 |
526 |
48 |
587 |
15 |
p3An_12/2 |
4.90 |
19.0 |
12.0 |
16.0 |
5.5 |
2.40 |
4.8 |
12.5 |
139.3 |
0.09 |
473 |
11 |
1.0174 |
17.2 |
0.1134 |
15.9 |
0.46 0.0642 |
3.8 |
0.2989 |
40.0 |
0.0204 |
18.4 |
8.821 |
15.9 |
0.0642 |
3.8 |
692 |
110 |
750 |
80 |
p3An_13 |
25.0 |
52.0 |
67.0 |
110 |
19.0 |
13.0 |
15.1 |
43.7 |
141.1 |
0.31 |
193 |
40 |
0.9691 |
11.9 |
0.0507 |
22.8 |
0.96 0.1481 |
17.2 |
0.6235 |
26.8 |
0.0780 |
39.6 |
19.741 |
22.8 |
0.1481 |
17.2 |
319 |
73 |
2324 |
295 |
Bugaj Bu1 |
p2Bu_01 |
14.0 |
44.0 |
37.0 |
63.0 |
12.0 |
5.80 |
11.8 |
27.5 |
139.8 |
0.20 |
341 |
14 |
0.8705 |
5.0 |
0.0947 |
4.0 |
0.40 0.0624 |
3.7 |
0.2605 |
7.2 |
0.0209 |
7.4 |
10.560 |
4.0 |
0.0624 |
3.7 |
583 |
23 |
688 |
79 |
p2Bu_05 |
nd |
44.0 |
28.0 |
85.0 |
12.0 |
4.50 |
12.0 |
27.2 |
139.6 |
0.19 |
nd |
nd |
0.8737 |
6.3 |
0.1071 |
6.6 |
0.52 0.0592 |
0.9 |
0.5936 |
20.8 |
0.0263 |
8.7 |
9.341 |
6.6 |
0.0592 |
0.9 |
656 |
43 |
573 |
19 |
p2Bu_08 |
6.80 |
58.0 |
38.0 |
81.0 |
11.0 |
6.60 |
15.3 |
26.3 |
140.0 |
0.19 |
1018 |
11 |
0.7378 |
6.4 |
0.0896 |
7.1 |
0.55 0.0597 |
1.1 |
0.3524 |
8.2 |
0.0217 |
6.6 |
11.157 |
7.1 |
0.0597 |
1.1 |
553 |
39 |
592 |
25 |
p2Bu_10/1 |
50.0 |
85.0 |
93.0 |
180 |
190 |
16.0 |
24.6 |
435.3 |
141.5 |
3.08 |
931 |
187 |
0.7942 |
38.6 |
0.1102 |
177.8 |
2.31 0.0287 |
1356 |
0.0650 |
3667 |
0.0207 |
217.6 |
9.073 |
177.8 |
0.0287 |
1356 |
674 |
1199 |
- |
- |
p2Bu_10/2 |
25.0 |
180 |
120 |
270 |
38.0 |
20.0 |
47.8 |
87.8 |
142.3 |
0.62 |
946 |
6 |
0.7912 |
8.6 |
0.0928 |
9.0 |
0.52 0.0611 |
2.9 |
0.3029 |
10.6 |
0.0221 |
7.9 |
10.776 |
9.0 |
0.0611 |
2.9 |
572 |
52 |
643 |
62 |
p2Bu_19 |
17.0 |
89.0 |
57.0 |
76.0 |
9.70 |
10.0 |
22.4 |
22.1 |
140.6 |
0.16 |
nd |
nd |
0.7638 |
3.2 |
0.0967 |
3.1 |
0.49 0.0575 |
0.4 |
0.3044 |
42.1 |
0.0244 |
5.9 |
10.339 |
3.1 |
0.0575 |
0.4 |
595 |
18 |
510 |
9 |
p2Bu_23 |
14.0 |
110 |
130 |
270 |
11.0 |
4.30 |
33.5 |
26.1 |
139.6 |
0.19 |
992 |
1 |
4.6704 |
5.0 |
0.3121 |
4.5 |
0.45 0.1084 |
1.3 |
0.5018 |
4.7 |
0.0751 |
6.1 |
3.204 |
4.5 |
0.1084 |
1.3 |
1751 |
78 |
1773 |
25 |
p2Bu_30 |
7.80 |
88.0 |
56.0 |
170 |
22.0 |
10.0 |
24.0 |
50.8 |
140.6 |
0.36 |
nd |
nd |
0.7806 |
9.3 |
0.0978 |
7.6 |
0.41 0.0578 |
1.7 |
0.3649 |
33.3 |
0.0237 |
14.5 |
10.229 |
7.6 |
0.0578 |
1.7 |
601 |
46 |
524 |
37 |
2Bu_32 |
9.90 |
54.0 |
35.0 |
50.0 |
5.80 |
5.90 |
13.7 |
13.3 |
139.9 |
0.09 |
801 |
3 |
0.7487 |
5.2 |
0.0931 |
5.6 |
0.54 0.0584 |
0.7 |
0.2113 |
22.7 |
0.0269 |
5.1 |
10.742 |
5.6 |
0.0584 |
0.7 |
574 |
32 |
546 |
15 |
p2Bu_35/1 |
8.60 |
59.0 |
38.0 |
53.0 |
6.10 |
6.90 |
14.8 |
14.1 |
140.0 |
0.10 |
723 |
8 |
0.7295 |
5.2 |
0.0877 |
7.3 |
0.70 0.0598 |
2.1 |
0.2684 |
25.8 |
0.0252 |
16.0 |
11.405 |
7.3 |
0.0598 |
2.1 |
542 |
40 |
597 |
45 |
p2Bu_35/2 |
7.80 |
84.0 |
56.0 |
39.0 |
4.10 |
8.90 |
20.4 |
9.5 |
140.4 |
0.07 |
863 |
74 |
0.8119 |
24.6 |
0.0960 |
34.0 |
0.69 0.0606 |
6.9 |
0.1682 |
122.6 |
0.0356 |
36.3 |
10.420 |
34.0 |
0.0606 |
6.9 |
591 |
201 |
624 |
149 |
p3Bu_01/1 |
11.0 |
61.0 |
51.0 |
69.0 |
55.0 |
12.0 |
15.8 |
125.9 |
140.9 |
0.89 |
546 |
30 |
0.7773 |
8.6 |
0.0692 |
4.3 |
0.25 0.0839 |
9.0 |
0.4171 |
20.2 |
0.0128 |
21.3 |
14.460 |
4.3 |
0.0839 |
9.0 |
431 |
19 |
1290 |
176 |
p3Bu_01/2 |
4.60 |
15.0 |
11.0 |
17.0 |
11.0 |
2.10 |
3.8 |
25.3 |
139.2 |
0.18 |
nd |
nd |
0.8730 |
17.3 |
0.0946 |
11.9 |
0.35 0.0646 |
19.5 |
0.3371 |
54.8 |
0.0198 |
24.3 |
10.569 |
11.9 |
0.0646 |
19.5 |
583 |
69 |
762 |
412 |
p3Bu_01/3 |
17.0 |
48.0 |
42.0 |
120 |
83.0 |
8.30 |
14.0 |
189.3 |
140.3 |
1.35 |
453 |
22 |
0.8695 |
6.4 |
0.0800 |
9.1 |
0.71 0.0814 |
10.4 |
0.9599 |
19.5 |
0.0218 |
15.0 |
12.506 |
9.1 |
0.0814 |
10.4 |
496 |
45 |
1232 |
204 |
p3Bu_03/1 |
nd |
1.80 |
1.10 |
1.20 |
0.740 |
0.250 |
0.4 |
1.7 |
138.9 |
0.01 |
nd |
nd |
0.9325 |
36.6 |
0.1145 |
39.4 |
0.54 0.0599 |
6.2 |
0.2290 |
15.0 |
0.0153 |
106.6 |
8.736 |
39.4 |
0.0599 |
6.2 |
699 |
276 |
599 |
135 |
p3Bu_03/2 |
4.20 |
0.780 |
0.51 |
0.57 |
0.390 |
0.110 |
0.2 |
0.9 |
138.9 |
0.01 |
40 |
11 |
0.9258 |
14.2 |
0.1104 |
13.4 |
0.47 0.0609 |
4.3 |
0.2333 |
6.9 |
0.0196 |
16.7 |
9.054 |
13.4 |
0.0609 |
4.3 |
675 |
90 |
636 |
92 |
p3Bu_04 |
4.00 |
0.980 |
0.67 |
0.50 |
0.350 |
0.150 |
0.2 |
0.8 |
138.9 |
0.01 |
nd |
nd |
0.8442 |
21.7 |
0.0930 |
23.3 |
0.54 0.0646 |
9.0 |
0.1726 |
20.3 |
0.0140 |
70.5 |
10.749 |
23.3 |
0.0646 |
9.0 |
573 |
133 |
761 |
189 |
p3Bu_09/1 |
42.0 |
33.0 |
52.0 |
120 |
76.0 |
7.30 |
10.8 |
175.0 |
140.1 |
1.25 |
199 |
25 |
2.1793 |
196.9 |
0.1178 |
133.3 |
0.34 0.1021 |
96.8 |
0.7533 |
129.5 |
0.0158 |
695.3 |
8.488 |
133.3 |
0.1021 |
96.8 |
718 |
957 |
1663 |
1791 |
p3Bu_09/2 |
5.80 |
35.0 |
24.0 |
75.0 |
29.0 |
5.50 |
9.7 |
66.8 |
139.8 |
0.48 |
720 |
4 |
0.8187 |
4.0 |
0.0926 |
2.4 |
0.29 0.0645 |
3.6 |
0.9196 |
17.5 |
0.0279 |
4.4 |
10.799 |
2.4 |
0.0645 |
3.6 |
571 |
13 |
758 |
76 |
p3Bu_10 |
nd |
16.0 |
10.0 |
30.0 |
12.0 |
2.50 |
4.4 |
26.7 |
139.3 |
0.19 |
nd |
nd |
0.7826 |
1.9 |
0.0956 |
1.7 |
0.44 0.0592 |
0.6 |
0.6439 |
3.7 |
0.0284 |
2.2 |
10.459 |
1.7 |
0.0592 |
0.6 |
589 |
10 |
576 |
13 |
p3Bu_12 |
5.40 |
32.0 |
20.0 |
31.0 |
12.0 |
4.90 |
8.1 |
26.9 |
139.7 |
0.19 |
567 |
6 |
0.7593 |
11.7 |
0.0936 |
10.2 |
0.44 0.0588 |
3.2 |
0.4832 |
241.3 |
0.0287 |
19.4 |
10.679 |
10.2 |
0.0588 |
3.2 |
577 |
59 |
559 |
69 |
p3Bu_13/1 |
4.60 |
24.0 |
15.0 |
23.0 |
8.10 |
3.60 |
6.0 |
18.6 |
139.5 |
0.13 |
nd |
nd |
0.7762 |
3.9 |
0.0943 |
4.9 |
0.63 0.0596 |
1.9 |
0.5016 |
75.8 |
0.0295 |
21.6 |
10.603 |
4.9 |
0.0596 |
1.9 |
581 |
28 |
589 |
41 |
p3Bu_13/2 |
6.80 |
15.0 |
9.90 |
8.10 |
6.40 |
2.30 |
3.6 |
14.7 |
139.3 |
0.11 |
346 |
61 |
0.8443 |
39.7 |
0.0908 |
21.5 |
0.27 0.0670 |
27.5 |
0.2070 |
122.8 |
0.0159 |
110.5 |
11.014 |
21.5 |
0.0670 |
27.5 |
560 |
120 |
838 |
573 |
p3Bu_14 |
4.00 |
16.0 |
9.80 |
15.0 |
5.90 |
2.40 |
4.0 |
13.4 |
139.3 |
0.10 |
119 |
15 |
0.7477 |
4.0 |
0.0892 |
4.6 |
0.58 0.0607 |
0.9 |
0.5905 |
20.3 |
0.0288 |
5.2 |
11.216 |
4.6 |
0.0607 |
0.9 |
551 |
25 |
630 |
20 |
p3Bu_15 |
5.30 |
2.10 |
1.60 |
3.20 |
1.70 |
0.320 |
0.6 |
4.0 |
138.9 |
0.03 |
52 |
12 |
0.9670 |
14.2 |
0.0905 |
13.8 |
0.49 0.0762 |
7.9 |
0.5176 |
12.7 |
0.0196 |
17.1 |
11.045 |
13.8 |
0.0762 |
7.9 |
559 |
77 |
1099 |
158 |