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McDougall, Ian; van der Lingen, Gerrit J (1974): (Table 3) K-Ar ages on sanidine concentrates from rhyolites of DSDP Hole 21-207A. PANGAEA,, 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,

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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
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 * Device: Drilling/drill rig (DRILL) * Comment: 45 cores; 405 m cored; 45 m drilled; 52.4 % recovery
Lamda epsilon = 0.585 * 10**-10/ yr. Lambda beta = 4.72 * 10**-10/yr. 40K/K = 1.19 * 10**-2 atom %.
#NameShort NameUnitPrincipal InvestigatorMethodComment
1DEPTH, sediment/rockDepthmGeocode
2Sample code/labelSample labelMcDougall, IanODP sample designation
3Sample code/label 2Sample label 2McDougall, Ian
4Sample commentSample commentMcDougall, Ian
5PotassiumK%McDougall, Ian
6PotassiumK%McDougall, Ian
7--McDougall, IanRad 40Ar (10**-5 ccm NTP/g)
8RatioRatioMcDougall, Ian(100rad 49Ar)/(total 40Ar)
9Age, datedAge datedkaMcDougall, IanAge, 40Ar/39Ar Argon-Argon
10Age, dated standard deviationAge std dev±McDougall, IanAge, 40Ar/39Ar Argon-Argon
44 data points

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