This sample belongs to: Caden Howlett
Aliquot Name: 070518CH4
IGSN:
Stratigraphic Formation Name: NA
Stratigraphic Age:
Rock Type: Two-mica granite
Mineral: Zircon
Latitude: 45.824
Longitude: -113.495
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. |
| -070518CH4 Spot 19 |
327 |
25378 |
2.9 |
20.625 |
2.1 |
0.0535 |
2.8 |
0.008 |
1.8 |
0.65 |
51.4 |
0.9 |
52.9 |
1.4 |
121.9 |
50.0 |
51.4 |
0.9 |
NA |
| -070518CH4 Spot 29 |
279 |
130533 |
3.3 |
20.3103 |
1.7 |
0.0543 |
2.6 |
0.008 |
2.0 |
0.76 |
51.4 |
1.0 |
53.7 |
1.4 |
158.1 |
39.0 |
51.4 |
1.0 |
NA |
| -070518CH4 Spot 7 |
414 |
62738 |
2.3 |
20.4082 |
1.5 |
0.0543 |
2.0 |
0.008 |
1.2 |
0.63 |
51.7 |
0.6 |
53.7 |
1.0 |
146.8 |
36.3 |
51.7 |
0.6 |
NA |
| -070518CH4 Spot 14 |
228 |
18687 |
4.6 |
21.2527 |
2.3 |
0.0523 |
2.6 |
0.0081 |
1.3 |
0.50 |
51.7 |
0.7 |
51.7 |
1.3 |
50.9 |
53.8 |
51.7 |
0.7 |
NA |
| -070518CH4 Spot 21 |
246 |
8828 |
3.5 |
21.0038 |
1.8 |
0.0534 |
2.3 |
0.0081 |
1.5 |
0.63 |
52.3 |
0.8 |
52.8 |
1.2 |
78.9 |
43.0 |
52.3 |
0.8 |
NA |
| -070518CH4 Spot 27 |
333 |
42942 |
3.0 |
21.2158 |
1.4 |
0.0529 |
2.0 |
0.0081 |
1.4 |
0.71 |
52.3 |
0.7 |
52.3 |
1.0 |
55.0 |
33.1 |
52.3 |
0.7 |
NA |
| -070518CH4 Spot 6 |
282 |
4308 |
3.6 |
23.3731 |
1.8 |
0.0481 |
2.2 |
0.0082 |
1.3 |
0.59 |
52.4 |
0.7 |
47.7 |
1.0 |
NA |
NA |
52.4 |
0.7 |
NA |
| -070518CH4 Spot 15 |
1215 |
39146 |
2.1 |
21.5371 |
1.0 |
0.0525 |
1.6 |
0.0082 |
1.3 |
0.81 |
52.7 |
0.7 |
52.0 |
0.8 |
19.1 |
23.2 |
52.7 |
0.7 |
NA |
| -070518CH4 Spot 20 |
87 |
6435 |
2.6 |
14.4729 |
5.8 |
0.0789 |
6.0 |
0.0083 |
1.6 |
0.26 |
53.2 |
0.8 |
77.1 |
4.5 |
900.6 |
120.0 |
53.2 |
0.8 |
NA |
| -070518CH4 Spot 1 |
183 |
28363 |
4.2 |
17.8223 |
3.7 |
0.0641 |
3.9 |
0.0083 |
1.4 |
0.35 |
53.2 |
0.7 |
63.1 |
2.4 |
455.8 |
81.4 |
53.2 |
0.7 |
NA |
| -070518CH4 Spot 16 |
239 |
4539 |
3.7 |
21.9339 |
4.1 |
0.0521 |
4.3 |
0.0083 |
1.5 |
0.34 |
53.3 |
0.8 |
51.6 |
2.2 |
NA |
NA |
53.3 |
0.8 |
NA |
| -070518CH4 Spot 11 |
260 |
14364 |
4.1 |
21.721 |
2.0 |
0.0536 |
2.5 |
0.0084 |
1.5 |
0.59 |
54.2 |
0.8 |
53.0 |
1.3 |
NA |
NA |
54.2 |
0.8 |
NA |
| -070518CH4 Spot 13 |
267 |
3700 |
4.1 |
22.8471 |
2.1 |
0.0511 |
2.8 |
0.0085 |
1.9 |
0.69 |
54.3 |
1.1 |
50.6 |
1.4 |
NA |
NA |
54.3 |
1.1 |
NA |
| -070518CH4 Spot 10 |
39 |
821 |
2.8 |
19.704 |
6.2 |
0.0596 |
6.3 |
0.0085 |
1.2 |
0.20 |
54.7 |
0.7 |
58.8 |
3.6 |
228.5 |
142.7 |
54.7 |
0.7 |
NA |
| -070518CH4 Spot 2 |
305 |
2234 |
3.1 |
7.7688 |
11.2 |
0.1555 |
11.3 |
0.0088 |
2.0 |
0.17 |
56.3 |
1.1 |
146.8 |
15.5 |
2079.8 |
197.1 |
56.3 |
1.1 |
NA |
| -070518CH4 Spot 9 |
463 |
14320 |
0.9 |
21.271 |
1.3 |
0.0608 |
2.1 |
0.0094 |
1.6 |
0.78 |
60.2 |
1.0 |
59.9 |
1.2 |
48.8 |
30.4 |
60.2 |
1.0 |
NA |
| -070518CH4 Spot 8 |
1323 |
56390 |
13.8 |
21.1303 |
1.1 |
0.0635 |
1.5 |
0.0097 |
1.1 |
0.70 |
62.5 |
0.7 |
62.5 |
0.9 |
64.6 |
25.5 |
62.5 |
0.7 |
NA |
filename:22116.xml
