All Published Moon Rock Ages |
Sample |
Age |
Method |
Source |
10003 |
<1.0 |
40Ar/39Ar low temp |
3 |
10003 |
3.76 ± 0.05 |
40Ar/39Ar total |
3 |
10003 |
3.812 |
208Pb/232Th |
1 |
10003 |
3.878 |
206Pb/238U |
1 |
10003 |
3.93 |
40Ar/39Ar high temp |
3 |
10003 |
3.976 |
207Pb/235U |
1 |
10003 |
4.025 |
207Pb/206Pb |
1 |
10017 |
< 0.25 |
40Ar/39Ar low temp |
3 |
10017 |
0.55 |
Cosmic ray exposure |
2 |
10017 |
2.30 ± 0.05 |
40Ar/39Ar total |
3 |
10017 |
2.45 |
40K-40Ar
whole rock |
2 |
10017 |
2.5 |
4He |
2 |
10017 |
3.2 |
40K-40Ar
plagioclase |
2 |
10017 |
≥ 3.23 ± 0.06 |
40Ar/39Ar high temp |
3 |
10017 |
3.598 |
208Pb/232Th |
1 |
10017 |
3.767 |
206Pb/238U |
1 |
10017 |
3.8 ± 0.3 |
87Sr/86Sr |
7 |
10017 |
3.935 |
207Pb/235U |
1 |
10017 |
4.022 |
207Pb/206Pb |
1 |
10017 |
4.13 |
207Pb/206Pb |
4 |
10017 |
4.13 |
207Pb/206Pb |
4 |
10017 |
4.18 |
207Pb/235U |
4 |
10017 |
4.21 |
207Pb/235U |
4 |
10017 |
4.275 |
206Pb/238U |
4 |
10017 |
4.375 |
206Pb/238U |
4 |
10017 |
4.479 |
208Pb/232Th |
4 |
10017 |
4.67 |
208Pb/232Th |
4 |
10020 |
3.765 |
206Pb/238U |
1 |
10020 |
3.773 |
208Pb/232Th |
1 |
10020 |
3.903 |
207Pb/235U |
1 |
10020 |
3.996 |
207Pb/206Pb |
1 |
10022 |
< 0.75 |
40Ar/39Ar low temp |
3 |
10022 |
3.26 ± 0.05 |
40Ar/39Ar total |
3 |
10022 |
3.59 ± 0.06 |
40Ar/39Ar high temp |
3 |
10024 |
< 0.2 |
40Ar/39Ar low temp |
3 |
10024 |
2.58 ± 0.05 |
40Ar/39Ar total |
3 |
10024 |
≥ 3.48 ± 0.05 |
40Ar/39Ar high temp |
3 |
10024 |
4.050 ± 0.7 |
87Sr/87Rb isochron |
5 |
10044 |
< 0.8 |
40Ar/39Ar low temp |
3 |
10044 |
0.1 |
Cosmic ray exposure |
2 |
10044 |
3.45 |
40K-40Ar
whole rock |
2 |
10044 |
3.6 |
40K-40Ar
pyroxene |
2 |
10044 |
3.62 ± 0.05 |
40Ar/39Ar total |
3 |
10044 |
3.74 ± 0.05 |
40Ar/39Ar high temp |
3 |
10045 |
4.17 |
207Pb/206Pb |
4 |
10045 |
4.17 |
207Pb/206Pb |
4 |
10047 |
4.21 |
207Pb/206Pb |
4 |
10047 |
4.22 |
207Pb/206Pb |
4 |
10047 |
4.245 |
207Pb/235U |
4 |
10047 |
4.3 |
206Pb/238U |
4 |
10047 |
4.36 |
207Pb/235U |
4 |
10047 |
4.41 |
208Pb/232Th |
4 |
10047 |
4.68 |
206Pb/238U |
4 |
10047 |
4.95 |
208Pb/232Th |
4 |
10050 |
3.680 |
208Pb/232Th |
1 |
10050 |
3.760 |
206Pb/238U |
1 |
10050 |
3.952 |
207Pb/235U |
1 |
10050 |
4.051 |
207Pb/206Pb |
1 |
10057 |
2.27 |
40K-40Ar unspiked |
9 |
10057 |
2.3 |
40K-40Ar
spiked |
9 |
10057 |
3.959 |
208Pb/232Th |
1 |
10057 |
4.089 |
206Pb/238U |
1 |
10057 |
4.146 |
207Pb/235U |
1 |
10057 |
4.173 |
207Pb/206Pb |
1 |
10071 |
3.374 |
208Pb/232Th |
1 |
10071 |
3.794 |
206Pb/238U |
1 |
10071 |
3.815 |
207Pb/235U |
1 |
10071 |
3.826 |
207Pb/206Pb |
1 |
10060 |
3.365 |
208Pb/232Th |
4 |
10060 |
4.27 |
206Pb/238U |
4 |
10060 |
4.495 |
207Pb/235U |
4 |
10060 |
4.595 |
207Pb/206Pb |
4 |
10060 |
4.6 |
207Pb/206Pb |
4 |
10060 |
4.62 |
207Pb/235U |
4 |
10060 |
4.675 |
206Pb/238U |
4 |
10060 |
5.76 |
208Pb/232Th |
4 |
10061 |
4.594 |
208Pb/232Th |
1 |
10061 |
4.663 |
207Pb/206Pb |
1 |
10061 |
4.678 |
207Pb/235U |
1 |
10061 |
4.710 |
206Pb/238U |
1 |
10062 |
< 1.0 |
40Ar/39Ar low temp |
3 |
10062 |
3.42 ± 0.05 |
40Ar/39Ar total |
3 |
10062 |
3.83 ± 0.06 |
40Ar/39Ar high temp |
3 |
10069 |
0.04 |
Cosmic ray exposure |
2 |
10069 |
1.6 |
40K-40Ar
brown glass |
2 |
10069 |
2.9 |
40K-40Ar
whole rock |
2 |
10069 |
4.9 ± 0.4 |
40K-40Ar
feldspar glass |
2 |
10072 |
< 0.6 |
40Ar/39Ar low temp |
3 |
10072 |
3.3 ± 0.05 |
40Ar/39Ar total |
3 |
10072 |
3.53 ± 0.05 |
40Ar/39Ar high temp |
3 |
10072 |
3.8 ± 0.3 |
87Sr/86Sr |
7 |
10072 |
3.825 |
206Pb/238U |
4 |
10072 |
3.865 |
206Pb/238U |
4 |
10072 |
3.88 |
208Pb/232Th |
4 |
10072 |
3.925 |
208Pb/232Th |
4 |
10072 |
4.045 |
207Pb/235U |
4 |
10072 |
4.03 |
207Pb/235U |
4 |
10072 |
4.13 |
207Pb/206Pb |
4 |
10072 |
4.13 |
207Pb/206Pb |
4 |
10084 |
4.31 |
208Pb/232Th |
4 |
10084 |
4.5 |
206Pb/238U |
4 |
10084 |
4.535 |
208Pb/232Th |
4 |
10084 |
4.6 |
207Pb/235U |
4 |
10084 |
4.63 |
207Pb/206Pb |
4 |
10084 |
4.635 |
207Pb/206Pb |
4 |
10084 |
4.645 |
207Pb/235U |
4 |
10084 |
4.675 |
206Pb/238U |
4 |
10084 |
4.685 |
206Pb/238U |
1 |
10084 |
4.668 |
207Pb/235U |
1 |
10084 |
4.659 |
207Pb/206Pb |
1 |
10084 |
4.525 |
208Pb/232Th |
1 |
10084 |
4.67 |
207Pb/206Pb |
9 |
10084 |
4.885 |
207Pb/235U |
9 |
10084 |
5.41 |
206Pb/238U |
9 |
10084 |
8.2 |
208Pb/232Th |
9 |
10085 |
4.44 |
87Sr/87Sr |
2 |
Isochron subsets of the same 10 rocks |
10017 &
10041 |
3.4 ± 0.6 |
87Sr/87Rb isochron |
5 |
5 rocks |
3.65 ± 0.05 |
87Sr/87Rb isochron |
2 |
10 rocks |
3.8 ± 0.11 |
87Sr/87Rb isochron |
7 |
3 rocks |
4.36 ± 0.2 |
87Sr/87Rb isochron |
8 |
6 rocks |
4.42 ± 0.12 |
87Sr/87Rb isochron |
8 |
6 rocks |
4.42 ± 0.24 |
87Sr/87Rb isochron |
8 |
9 rocks |
4.43 ± 0.11 |
87Sr/87Rb isochron |
8 |
8 rocks |
4.43 ± 0.13 |
87Sr/87Rb isochron |
8 |
7 rocks |
4.43 ± 0.14 |
87Sr/87Rb isochron |
8 |
5 rocks |
4.5 ± 0.1 |
87Sr/87Rb isochron |
6 |
3 rocks |
4.6 ± 0.29 |
87Sr/87Rb isochron |
8 |
5 rocks |
4.61 ± 0.23 |
87Sr/87Rb isochron |
8 |
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Ages in the range 4.3 to 4.56
billion years are shown in green. |
Click "Sources" tab
for references 1-9. |
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