Seidemann, David E (1977): (Table 2) K-Ar results from DSDP Hole 34-319A [dataset]. Department of Geology and Geophysics, Yale University, PANGAEA, https://doi.org/10.1594/PANGAEA.720971, In: Seidemann, DE (1977): K-Ar dating of altered deep-sea igneous rocks from DSDP Legs 2, 34, and 35 [dataset publication series]. Department of Geology and Geophysics, Yale University, PANGAEA, https://doi.org/10.1594/PANGAEA.720975
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Related to:
Seidemann, David E (1977): Effects of submarine alteration on K-Ar dating of deep-sea igneous rocks. Geological Society of America Bulletin, 88(11), 1660-1666, https://doi.org/10.1130/0016-7606(1977)88%3C1660:EOSAOK%3E2.0.CO;2
Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: -13.017300 * Longitude: -101.524300
Date/Time Start: 1974-01-05T00:00:00 * Date/Time End: 1974-01-05T00:00:00
Minimum Elevation: -4290.0 m * Maximum Elevation: -4290.0 m
Event(s):
34-319A * Latitude: -13.017300 * Longitude: -101.524300 * Date/Time: 1974-01-05T00:00:00 * Elevation: -4290.0 m * Penetration: 157 m * Recovery: 14.6 m * Location: South Pacific/BASIN * Campaign: Leg34 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 8 cores; 59 m cored; 0 m drilled; 24.7 % recovery
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Sample code/label | Sample label | Seidemann, David E | DSDP/ODP/IODP sample designation | ||
2 | Potassium | K | % | Seidemann, David E | Atomic absorption spectrometry (AAS) | |
3 | Argon-40 at standard pressure | 40Ar STP | 10-6 cm3/g | Seidemann, David E | Isotope ratio mass spectrometry | |
4 | AGE | Age | ka BP | Geocode | ||
5 | Age, dated standard deviation | Age dated std dev | ± | Seidemann, David E | 2 sigma | |
6 | Sample type | Samp type | Seidemann, David E | |||
7 | Age, comment | Comm | Seidemann, David E | expected age and method |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
30 data points
Data
1 Sample label | 2 K [%] | 3 40Ar STP [10-6 cm3/g] | 4 Age [ka BP] | 5 Age dated std dev [±] | 6 Samp type | 7 Comm |
---|---|---|---|---|---|---|
34-319A-1-1,39-46 | 0.136 | 0.039 | 7100 | 2200 | coarse-grained basalt, gray to yellow-brown, slightly altered | 20 to 25 m.y. (Sclater et al., 1971; agu.org) - age-depth relationship |
34-319A-2-2,107-109 | 0.270 | 0.084 | 7800 | 2000 | fine-grained diabase, yellow-brown, altered | the same |
34-319A-2-2,110-113 | 0.095 | 0.075 | 19800 | 3600 | fine-grained diabase, gray, fresh | the same |
34-319A-3-2,76-79 | 0.299 | 0.116 | 9700 | 1200 | medium-grained diabase, yellow-brown, altered | the same |
34-319A-3-3,84-87 | 0.101 | 0.086 | 21000 | 3000 | medium-grained diabase, gray, fresh | the same |