This sample belongs to: Caden Howlett
Aliquot Name: 072018CH8
IGSN:
Stratigraphic Formation Name: NA
Stratigraphic Age:
Rock Type: Two-mica granite
Mineral: Zircon
Latitude: 45.861
Longitude: -113.446
Internal Uncertainty Level:
External Uncertainty 206/238 (% two sigma):
External Uncertainty 206/207 (% two sigma):
Analysis Purpose: Igneous Zircon
Laboratory Name: Arizona LaserChron Center
Analyst Name: Caden J. Howlett
Aliquot Reference: Howlett et al. (2021) Tectonics: Magmatism and extension in the Anaconda metamorphic core complex of western Montana and relation to regional tectonic data
Aliquot Instrumental Method:
Aliquot Instrumental Reference:
Aliquot Instrumental Reference:
| 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. |
| -072018CH8 Spot 32 |
186 |
7086 |
3.1 |
20.9429 |
3.1 |
0.0575 |
3.5 |
0.0087 |
1.7 |
0.48 |
56.1 |
0.9 |
56.8 |
1.9 |
85.8 |
73.0 |
56.1 |
0.9 |
NA |
| -072018CH8 Spot 29 |
345 |
1761 |
7.9 |
24.3186 |
2.8 |
0.05 |
3.1 |
0.0088 |
1.5 |
0.46 |
56.6 |
0.8 |
49.5 |
1.5 |
NA |
NA |
56.6 |
0.8 |
NA |
| -072018CH8 Spot 25 |
108 |
1587 |
2.1 |
27.1607 |
7.1 |
0.0474 |
7.4 |
0.0093 |
1.8 |
0.25 |
60.0 |
1.1 |
47.0 |
3.4 |
NA |
NA |
60.0 |
1.1 |
NA |
| -072018CH8 Spot 33 |
543 |
21453 |
1.2 |
21.449 |
1.7 |
0.0606 |
2.3 |
0.0094 |
1.6 |
0.67 |
60.6 |
0.9 |
59.8 |
1.4 |
28.9 |
41.6 |
60.6 |
0.9 |
NA |
| -072018CH8 Spot 26 |
68 |
9609 |
1.5 |
19.7978 |
4.8 |
0.0679 |
5.0 |
0.0098 |
1.4 |
0.28 |
62.6 |
0.9 |
66.7 |
3.2 |
217.5 |
110.4 |
62.6 |
0.9 |
NA |
| -072018CH8 Spot 34 |
1291 |
68674 |
24.2 |
20.982 |
1.3 |
0.0642 |
1.8 |
0.0098 |
1.3 |
0.71 |
62.7 |
0.8 |
63.2 |
1.1 |
81.4 |
29.9 |
62.7 |
0.8 |
NA |
| -072018CH8 Spot 22 |
492 |
5174 |
8.6 |
21.7581 |
1.8 |
0.062 |
2.3 |
0.0098 |
1.4 |
0.61 |
62.8 |
0.9 |
61.1 |
1.4 |
NA |
NA |
62.8 |
0.9 |
NA |
| -072018CH8 Spot 21 |
35 |
524 |
1.9 |
54.2998 |
80.8 |
0.0252 |
80.9 |
0.0099 |
2.4 |
0.03 |
63.6 |
1.5 |
25.2 |
20.2 |
NA |
NA |
63.6 |
1.5 |
NA |
| -072018CH8 Spot 18 |
3565 |
37751 |
5.5 |
21.0097 |
1.1 |
0.0665 |
1.8 |
0.0101 |
1.5 |
0.80 |
65.0 |
1.0 |
65.3 |
1.2 |
78.2 |
25.9 |
65.0 |
1.0 |
NA |
| -072018CH8 Spot 11 |
118 |
1756 |
1.3 |
24.0977 |
7.8 |
0.0583 |
8.1 |
0.0102 |
1.8 |
0.23 |
65.4 |
1.2 |
57.6 |
4.5 |
NA |
NA |
65.4 |
1.2 |
NA |
| -072018CH8 Spot 6 |
876 |
9191 |
3.7 |
21.4303 |
1.9 |
0.0686 |
2.3 |
0.0107 |
1.3 |
0.56 |
68.4 |
0.9 |
67.4 |
1.5 |
31.0 |
46.6 |
68.4 |
0.9 |
NA |
| -072018CH8 Spot 30 |
524 |
9675 |
6.5 |
21.4244 |
2.2 |
0.0748 |
2.6 |
0.0116 |
1.5 |
0.56 |
74.5 |
1.1 |
73.3 |
1.9 |
31.7 |
52.4 |
74.5 |
1.1 |
NA |
| -072018CH8 Spot 2 |
190 |
11425 |
2.9 |
21.5419 |
2.4 |
0.0751 |
2.8 |
0.0117 |
1.5 |
0.54 |
75.3 |
1.1 |
73.6 |
2.0 |
18.5 |
56.5 |
75.3 |
1.1 |
NA |
| -072018CH8 Spot 7 |
227 |
5813 |
1.5 |
21.9269 |
2.2 |
0.074 |
2.6 |
0.0118 |
1.4 |
0.53 |
75.4 |
1.0 |
72.4 |
1.8 |
NA |
NA |
75.4 |
1.0 |
NA |
| -072018CH8 Spot 9 |
419 |
8971 |
2.0 |
21.9259 |
2.3 |
0.0741 |
2.5 |
0.0118 |
0.9 |
0.37 |
75.5 |
0.7 |
72.5 |
1.8 |
NA |
NA |
75.5 |
0.7 |
NA |
| -072018CH8 Spot 3 |
272 |
51714 |
1.2 |
21.2869 |
2.0 |
0.0766 |
2.4 |
0.0118 |
1.2 |
0.52 |
75.9 |
0.9 |
75.0 |
1.7 |
47.0 |
48.3 |
75.9 |
0.9 |
NA |
| -072018CH8 Spot 20 |
310 |
2945 |
3.5 |
24.3757 |
1.6 |
0.0673 |
2.0 |
0.0119 |
1.2 |
0.59 |
76.3 |
0.9 |
66.2 |
1.3 |
NA |
NA |
76.3 |
0.9 |
NA |
| -072018CH8 Spot 23 |
953 |
20178 |
5.0 |
6.001 |
20.9 |
0.6259 |
21.1 |
0.0273 |
3.2 |
0.15 |
173.3 |
5.4 |
493.5 |
82.7 |
2523.4 |
354.9 |
173.3 |
5.4 |
NA |
| -072018CH8 Spot 8 |
128 |
18047 |
4.1 |
16.0263 |
1.2 |
0.8996 |
1.8 |
0.1046 |
1.3 |
0.74 |
641.3 |
8.0 |
651.5 |
8.5 |
686.8 |
25.6 |
641.3 |
8.0 |
93.4 |
| -072018CH8 Spot 14 |
117 |
23834 |
1.2 |
10.8189 |
0.9 |
3.1802 |
1.6 |
0.2496 |
1.3 |
0.81 |
1436.7 |
16.3 |
1452.4 |
12.1 |
1475.4 |
17.7 |
1475.4 |
17.7 |
97.4 |
| -072018CH8 Spot 24 |
428 |
417586 |
3.9 |
9.6481 |
0.8 |
3.823 |
1.3 |
0.2676 |
1.0 |
0.77 |
1528.8 |
13.2 |
1597.6 |
10.2 |
1689.6 |
15.1 |
1689.6 |
15.1 |
90.5 |
| -072018CH8 Spot 31 |
286 |
77224 |
2.3 |
9.6344 |
0.6 |
4.2114 |
1.3 |
0.2944 |
1.2 |
0.88 |
1663.5 |
17.0 |
1676.2 |
10.9 |
1692.2 |
11.8 |
1692.2 |
11.8 |
98.3 |
| -072018CH8 Spot 15 |
834 |
4359164 |
6.2 |
9.2372 |
0.9 |
3.8996 |
1.6 |
0.2614 |
1.3 |
0.83 |
1496.8 |
17.5 |
1613.6 |
12.7 |
1769.5 |
15.8 |
1769.5 |
15.8 |
84.6 |
| -072018CH8 Spot 5 |
536 |
66719 |
3.3 |
9.1808 |
0.9 |
4.5895 |
1.5 |
0.3057 |
1.2 |
0.82 |
1719.6 |
18.5 |
1747.4 |
12.5 |
1780.7 |
15.6 |
1780.7 |
15.6 |
96.6 |
| -072018CH8 Spot 12 |
509 |
121567 |
4.3 |
9.1773 |
0.7 |
4.4808 |
1.4 |
0.2984 |
1.2 |
0.86 |
1683.2 |
17.7 |
1727.4 |
11.5 |
1781.4 |
12.6 |
1781.4 |
12.6 |
94.5 |
| -072018CH8 Spot 28 |
251 |
127170 |
2.8 |
6.4663 |
1.0 |
8.0123 |
1.6 |
0.3759 |
1.2 |
0.77 |
2057.2 |
21.4 |
2232.4 |
14.2 |
2397.2 |
17.1 |
2397.2 |
17.1 |
85.8 |
| -072018CH8 Spot 27 |
263 |
620625 |
2.7 |
5.8488 |
0.8 |
9.4913 |
1.7 |
0.4028 |
1.5 |
0.89 |
2181.9 |
27.9 |
2386.7 |
15.5 |
2566.5 |
12.8 |
2566.5 |
12.8 |
85.0 |
filename:22119.xml
