This sample belongs to: Amy Moser
Aliquot Name: 18-7C
IGSN: IEAM2000B
Stratigraphic Formation Name: Cottonwood Pluton
Stratigraphic Age:
Rock Type: Aplite
Mineral: Zircon
Latitude: 33.807242
Longitude: 115.803811
Internal Uncertainty Level: see below
External Uncertainty 206/238 (% two sigma): see below
External Uncertainty 206/207 (% two sigma): see below
Analysis Purpose: Moser et al. (2023) G-cubed
Laboratory Name: University of Arizona
Analyst Name: N/A
Aliquot Reference: N/A
Aliquot Instrumental Method: laser-ablation single-collector ICP-MS
Aliquot Instrumental Reference: SLM
Aliquot Instrumental Reference: IEAM2000B
Analysis Name |
U |
206Pb/204Pb |
U/Th |
206Pb/207Pb |
± (%) |
207Pb/235U |
± (%) |
206Pb/238U |
± (%) |
error corr. |
206Pb/238U Age |
± (Ma) |
207Pb/235U Age |
± (Ma) |
206Pb/207Pb Age |
± (Ma) |
Best age |
± (Ma) |
Conc. |
1 |
878 |
15063 |
5.0 |
21.1556 |
1.0 |
0.0763 |
1.6 |
0.0117 |
1.3 |
0.79 |
75.1 |
1.9 |
74.7 |
2.4 |
62.8 |
1.2 |
75.1 |
1.9 |
-0.5 |
2 |
33 |
895 |
1.6 |
19.2927 |
2.2 |
0.1931 |
3.1 |
0.027 |
2.2 |
0.71 |
171.9 |
7.5 |
179.2 |
11.1 |
278.1 |
12.1 |
171.9 |
7.5 |
4.1 |
3 |
447 |
14699 |
2.3 |
20.8439 |
1.2 |
0.1568 |
1.5 |
0.0237 |
1.0 |
0.64 |
151.1 |
3.0 |
147.9 |
4.5 |
98.1 |
2.3 |
151.1 |
3.0 |
-2.2 |
4 |
395 |
3825 |
2.1 |
15.8973 |
3.1 |
0.2167 |
3.6 |
0.025 |
1.7 |
0.49 |
159.2 |
5.6 |
199.2 |
14.3 |
705.0 |
44.2 |
159.2 |
5.6 |
20.1 |
5 |
708 |
18898 |
1.5 |
20.4973 |
0.9 |
0.1574 |
1.6 |
0.0234 |
1.3 |
0.83 |
149.1 |
3.9 |
148.4 |
4.7 |
137.6 |
2.4 |
149.1 |
3.9 |
-0.5 |
6 |
236 |
8434 |
0.8 |
16.6015 |
3.6 |
0.1221 |
5.2 |
0.0147 |
3.8 |
0.73 |
94.1 |
7.1 |
116.9 |
12.1 |
612.0 |
43.5 |
94.1 |
7.1 |
19.5 |
7 |
703 |
18056 |
0.5 |
20.9693 |
0.9 |
0.0718 |
1.4 |
0.0109 |
1.1 |
0.78 |
70.0 |
1.5 |
70.4 |
2.0 |
83.9 |
1.5 |
70.0 |
1.5 |
0.5 |
8 |
357 |
9090 |
1.2 |
19.084 |
1.5 |
0.0881 |
2.1 |
0.0122 |
1.5 |
0.70 |
78.2 |
2.3 |
85.7 |
3.6 |
302.9 |
9.0 |
78.2 |
2.3 |
8.8 |
9 |
328 |
9908 |
1.6 |
20.1306 |
1.1 |
0.1716 |
1.8 |
0.0251 |
1.5 |
0.81 |
159.5 |
4.8 |
160.8 |
5.9 |
179.8 |
3.9 |
159.5 |
4.8 |
0.8 |
10 |
1783 |
196755 |
2.1 |
20.0647 |
0.7 |
0.1531 |
1.5 |
0.0223 |
1.3 |
0.86 |
142.1 |
3.6 |
144.7 |
4.2 |
187.5 |
2.8 |
142.1 |
3.6 |
1.8 |
11 |
536 |
5580 |
1.5 |
20.8302 |
0.9 |
0.1536 |
1.4 |
0.0232 |
1.1 |
0.78 |
147.9 |
3.3 |
145.1 |
4.2 |
99.6 |
1.8 |
147.9 |
3.3 |
-2.0 |
12 |
64 |
285 |
1.0 |
5.9655 |
4.4 |
0.2784 |
4.9 |
0.0121 |
2.1 |
0.43 |
77.2 |
3.2 |
249.4 |
24.3 |
2534.1 |
223.0 |
77.2 |
3.2 |
69.0 |
13 |
630 |
7321 |
1.2 |
21.6877 |
1.7 |
0.0732 |
2.0 |
0.0115 |
1.0 |
0.51 |
73.8 |
1.5 |
71.7 |
2.9 |
3.3 |
0.1 |
73.8 |
1.5 |
-2.9 |
14 |
1334 |
17296 |
2.0 |
20.9355 |
1.0 |
0.0774 |
1.6 |
0.0118 |
1.3 |
0.77 |
75.3 |
1.9 |
75.7 |
2.5 |
87.7 |
1.8 |
75.3 |
1.9 |
0.5 |
15 |
230 |
1314 |
0.9 |
26.804 |
2.9 |
0.0583 |
3.1 |
0.0113 |
1.3 |
0.41 |
72.7 |
1.9 |
57.6 |
3.6 |
NA |
NA |
72.7 |
1.9 |
-26.3 |
16 |
262 |
258 |
0.9 |
4.9529 |
34.3 |
0.3853 |
34.7 |
0.0138 |
5.4 |
0.16 |
88.6 |
9.6 |
330.9 |
229.6 |
2841.6 |
1948.1 |
88.6 |
9.6 |
73.2 |
17 |
183 |
33031 |
1.6 |
20.2849 |
1.7 |
0.0779 |
2.2 |
0.0115 |
1.4 |
0.65 |
73.5 |
2.1 |
76.1 |
3.4 |
162.0 |
5.5 |
73.5 |
2.1 |
3.5 |
18 |
281 |
139655 |
2.3 |
10.1751 |
0.7 |
3.5367 |
1.6 |
0.2611 |
1.5 |
0.89 |
1495.5 |
44.0 |
1535.5 |
50.6 |
1591.7 |
23.5 |
1591.7 |
23.5 |
6.0 |
19 |
185 |
7017 |
0.9 |
20.5546 |
2.4 |
0.1558 |
2.6 |
0.0232 |
1.1 |
0.42 |
148.0 |
3.3 |
147.0 |
7.8 |
131.0 |
6.3 |
148.0 |
3.3 |
-0.7 |
20 |
58 |
342 |
1.4 |
250.8403 |
551.5 |
0.006 |
551.5 |
0.0109 |
1.3 |
0.00 |
70.0 |
1.9 |
6.1 |
67.0 |
NA |
NA |
70.0 |
1.9 |
-1052.7 |
21 |
148 |
1086 |
1.3 |
16.4091 |
4.0 |
0.0994 |
4.4 |
0.0118 |
1.9 |
0.43 |
75.8 |
2.9 |
96.2 |
8.5 |
637.2 |
50.4 |
75.8 |
2.9 |
21.2 |
22 |
193 |
838 |
2.3 |
9.1996 |
12.2 |
0.3732 |
12.7 |
0.0249 |
3.6 |
0.28 |
158.6 |
11.3 |
322.0 |
81.9 |
1777.8 |
434.2 |
158.6 |
11.3 |
50.7 |
23 |
222 |
951 |
1.3 |
18.3515 |
2.8 |
0.0888 |
3.5 |
0.0118 |
2.0 |
0.59 |
75.8 |
3.1 |
86.4 |
6.0 |
391.4 |
21.8 |
75.8 |
3.1 |
12.3 |
24 |
256 |
27189 |
2.3 |
9.684 |
0.7 |
4.3197 |
1.6 |
0.3035 |
1.4 |
0.89 |
1708.8 |
47.3 |
1697.1 |
52.6 |
1683.6 |
23.5 |
1683.6 |
23.5 |
-1.5 |
25 |
183 |
1990 |
0.8 |
23.4221 |
5.2 |
0.069 |
5.3 |
0.0117 |
1.2 |
0.22 |
75.1 |
1.8 |
67.7 |
7.2 |
NA |
NA |
75.1 |
1.8 |
-10.9 |
26 |
1160 |
648 |
1.4 |
12.1438 |
3.0 |
0.2581 |
3.3 |
0.0227 |
1.4 |
0.44 |
145.0 |
4.2 |
233.1 |
15.4 |
1253.8 |
74.7 |
145.0 |
4.2 |
37.8 |
27 |
630 |
113935 |
1.4 |
19.65 |
1.4 |
0.1633 |
2.1 |
0.0233 |
1.6 |
0.76 |
148.4 |
4.7 |
153.6 |
6.4 |
235.9 |
6.4 |
148.4 |
4.7 |
3.4 |
28 |
99 |
3071 |
1.0 |
13.9201 |
4.1 |
0.1147 |
4.3 |
0.0116 |
1.3 |
0.30 |
74.3 |
1.9 |
110.3 |
9.4 |
981.4 |
80.2 |
74.3 |
1.9 |
32.7 |
29 |
625 |
97885 |
2.0 |
8.849 |
0.8 |
5.1277 |
1.5 |
0.3292 |
1.2 |
0.83 |
1834.6 |
44.6 |
1840.7 |
53.7 |
1848.3 |
29.8 |
1848.3 |
29.8 |
0.7 |
30 |
700 |
352086 |
1.1 |
19.806 |
0.7 |
0.1643 |
1.6 |
0.0236 |
1.4 |
0.88 |
150.4 |
4.2 |
154.4 |
4.8 |
217.6 |
3.2 |
150.4 |
4.2 |
2.6 |
31 |
140 |
17898 |
0.9 |
19.5347 |
1.2 |
0.1645 |
1.7 |
0.0233 |
1.2 |
0.69 |
148.6 |
3.5 |
154.6 |
5.2 |
249.4 |
6.1 |
148.6 |
3.5 |
3.9 |
32 |
70 |
920 |
1.5 |
27.4158 |
4.0 |
0.0586 |
4.1 |
0.0117 |
1.1 |
0.26 |
74.7 |
1.6 |
57.8 |
4.8 |
NA |
NA |
74.7 |
1.6 |
-29.2 |
33 |
690 |
8070 |
1.3 |
20.9569 |
1.1 |
0.0773 |
1.7 |
0.0118 |
1.3 |
0.74 |
75.3 |
1.9 |
75.6 |
2.6 |
85.3 |
1.9 |
75.3 |
1.9 |
0.4 |
34 |
441 |
16394 |
1.3 |
20.4775 |
0.8 |
0.1592 |
1.6 |
0.0237 |
1.4 |
0.87 |
150.7 |
4.2 |
150.0 |
4.8 |
139.9 |
2.2 |
150.7 |
4.2 |
-0.5 |
35 |
82 |
1580 |
0.8 |
21.7926 |
2.3 |
0.1435 |
2.6 |
0.0227 |
1.3 |
0.49 |
144.7 |
3.7 |
136.2 |
7.1 |
NA |
NA |
144.7 |
3.7 |
-6.2 |
36 |
110 |
2079 |
0.8 |
20.5834 |
2.5 |
0.1443 |
2.7 |
0.0215 |
0.9 |
0.35 |
137.4 |
2.6 |
136.9 |
7.3 |
127.7 |
6.4 |
137.4 |
2.6 |
-0.4 |
37 |
312 |
3968 |
0.6 |
22.2734 |
3.3 |
0.0725 |
3.6 |
0.0117 |
1.3 |
0.37 |
75.1 |
2.0 |
71.0 |
5.1 |
NA |
NA |
75.1 |
2.0 |
-5.7 |
38 |
112 |
7769 |
1.3 |
18.7643 |
1.6 |
0.16 |
3.6 |
0.0218 |
3.2 |
0.89 |
138.9 |
8.9 |
150.7 |
10.8 |
341.3 |
11.0 |
138.9 |
8.9 |
7.8 |
39 |
612 |
39220 |
1.3 |
19.6925 |
1.1 |
0.1602 |
1.8 |
0.0229 |
1.5 |
0.81 |
145.9 |
4.3 |
150.9 |
5.5 |
230.9 |
4.9 |
145.9 |
4.3 |
3.3 |
filename:26785.xml