McDougall, Ian; van der Lingen, Gerrit J (1974): (Table 2) Total fusion 40Ar/39Ar ages on sanidine concentrates from rhyolites of DSDP Hole 21-207A [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.708427, In supplement to: McDougall, I; van der Lingen, GJ (1974): Age of the Rhyolites of the Lord Howe Rise and the evolution of the Southwest Pacific Ocean. Earth and Planetary Science Letters, 21(2), 117-126, https://doi.org/10.1016/0012-821X(74)90044-2
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: -36.962500 * Longitude: 165.434300
Date/Time Start: 1971-12-12T00:00:00 * Date/Time End: 1971-12-12T00:00:00
Minimum DEPTH, sediment/rock: 360 m * Maximum DEPTH, sediment/rock: 405 m
Event(s):
21-207A * Latitude: -36.962500 * Longitude: 165.434300 * Date/Time: 1971-12-12T00:00:00 * Elevation: -1389.0 m * Penetration: 513 m * Recovery: 212.3 m * Location: South Pacific/Tasman Sea/CONT RISE * Campaign: Leg21 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 45 cores; 405 m cored; 45 m drilled; 52.4 % recovery
Comment:
Lamda = 5.305 * 10**-10/yr. 37 Ar corrected for decay
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Sample code/label | Sample label | McDougall, Ian | DSDP/ODP/IODP sample designation | ||
| 3 | Sample code/label 2 | Sample label 2 | McDougall, Ian | |||
| 4 | Sample comment | Sample comment | McDougall, Ian | |||
| 5 | Argon-40/Argon-39 | 40Ar/39Ar | McDougall, Ian | |||
| 6 | Argon-40/Argon-39 | 40Ar/39Ar | McDougall, Ian | 40Ar(rad)/39Ar(K) | ||
| 7 | Argon-37/Argon-39 | 37Ar/39Ar | McDougall, Ian | |||
| 8 | Argon-36/Argon-39 | 36Ar/39Ar | 10-3 | McDougall, Ian | ||
| 9 | Ratio | Ratio | McDougall, Ian | (100rad 49Ar)/(total 40Ar) | ||
| 10 | - | - | McDougall, Ian | J = irradiation parameter: % 36Ar(Ca) <0.40, 539Ar(Ca) <0.10, % 40Ar(K) 0.63-0.81 | ||
| 11 | Age, dated | Age dated | ka | McDougall, Ian | Age, 40Ar/39Ar Argon-Argon | |
| 12 | Age, dated standard deviation | Age dated std dev | ± | McDougall, Ian | Age, 40Ar/39Ar Argon-Argon |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
53 data points