Ozima, Minoru; Takigami, Yutaka; Kaneoka, Ichiro (1980): (Table 3) Total fusion ages and isochron data at DSDP Leg 58 Holes [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.821515, In supplement to: Ozima, M et al. (1980): 40Ar-39Ar geochronological studies on rocks of Deep Sea Drilling Project Sites 443, 445, and 446. In: deVries Klein, G; Kobayashi, K; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 58, 917-920, https://doi.org/10.2973/dsdp.proc.58.139.1980
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Published: 1980 (exact date unknown) • DOI registered: 2013-12-10
Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 26.516967 * Median Longitude: 134.474500 * South-bound Latitude: 24.700700 * West-bound Longitude: 132.774800 * North-bound Latitude: 29.327500 * East-bound Longitude: 137.440500
Date/Time Start: 1977-12-28T00:00:00 * Date/Time End: 1978-01-18T00:00:00
Minimum Elevation: -4952.0 m * Maximum Elevation: -3377.0 m
Event(s):
58-443 * Latitude: 29.327500 * Longitude: 137.440500 * Date/Time: 1977-12-28T00:00:00 * Elevation: -4372.0 m * Penetration: 581.5 m * Recovery: 300 m * Location: North Pacific/BASIN * Campaign: Leg58 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 64 cores; 581.5 m cored; 0 m drilled; 51.6 % recovery
58-445 * Latitude: 25.522700 * Longitude: 133.208200 * Date/Time: 1978-01-11T00:00:00 * Elevation: -3377.0 m * Penetration: 892 m * Recovery: 609.5 m * Location: North Pacific/BASIN * Campaign: Leg58 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 93 cores; 882.5 m cored; 0 m drilled; 69.1 % recovery
58-446A * Latitude: 24.700700 * Longitude: 132.774800 * Date/Time: 1978-01-18T00:00:00 * Elevation: -4952.0 m * Penetration: 628.5 m * Recovery: 117.5 m * Location: North Pacific/Philippine Sea/BASIN * Campaign: Leg58 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 28 cores; 256.5 m cored; 0 m drilled; 45.8 % recovery
Comment:
Lambda-e = 0.581 x 10**-10 yr**-1; lambda-beta = 4.962 x 10**-10 yr**-1; 40K/K = 1.167 x 10**-4; total fusion age = 1/lambda ln [1 + J(40Ar/39Ar)total; (40Ar/39Ar)total = SUM-i fi (40Ar/39Ar)i; fi = 39Ar fraction released.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Elevation of event | Elevation | m | |||
| 5 | Sample code/label | Sample label | Ozima, Minoru | DSDP/ODP/IODP sample designation | ||
| 6 | Rock type | Rock | Ozima, Minoru | |||
| 7 | Age, dated | Age dated | ka | Ozima, Minoru | Age, 40Ar/39Ar Argon-Argon | Total Fusion |
| 8 | Age, dated standard deviation | Age dated std dev | ± | Ozima, Minoru | Age, 40Ar/39Ar Argon-Argon | Total Fusion |
| 9 | Age, dated | Age dated | ka | Ozima, Minoru | Age, 40Ar/39Ar Argon-Argon | Isochron |
| 10 | Age, dated standard deviation | Age dated std dev | ± | Ozima, Minoru | Age, 40Ar/39Ar Argon-Argon | Isochron |
| 11 | Argon-40/Argon-36 ratio | 40Ar/36Ar | Ozima, Minoru | see reference(s) | Intercept | |
| 12 | Argon-40/Argon-36 ratio, error, relative | 40Ar/36Ar e rel | % | Ozima, Minoru | see reference(s) | Intercept |
| 13 | Sum | Sum | # | Ozima, Minoru | MSUM = SUMS/(n - 2); n = number of fractions (Brooks et al., 1972); | |
| 14 | Number | No | Ozima, Minoru | Cutoff values for the 95% significance level | ||
| 15 | - | - | Ozima, Minoru | Fractions used for isochron |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
60 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Elevation [m] | 5 Sample label (DSDP/ODP/IODP sample designation) | 6 Rock | 7 Age dated [ka] (Total Fusion, Age, 40Ar/39Ar ...) | 8 Age dated std dev [±] (Total Fusion, Age, 40Ar/39Ar ...) | 9 Age dated [ka] (Isochron, Age, 40Ar/39Ar Argo...) | 10 Age dated std dev [±] (Isochron, Age, 40Ar/39Ar Argo...) | 11 40Ar/36Ar (Intercept, see reference(s)) | 12 40Ar/36Ar e rel [%] (Intercept, see reference(s)) | 13 Sum [#] (MSUM = SUMS/(n - 2); n = numb...) | 14 No (Cutoff values for the 95% sig...) | 15 - (Fractions used for isochron) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 58-443 | 29.3275 | 137.4405 | -4372 | 58-443-51-1,9-11 | phyric basalt | 15600 | 1900 | |||||||
| 58-443 | 29.3275 | 137.4405 | -4372 | 58-443-55 2, 60-63 | aphyric basalt | 8300 | 7800 | |||||||
| 58-443 | 29.3275 | 137.4405 | -4372 | 58-443-57-1,6-7 | dolerite | 10900 | 3500 | |||||||
| 58-445 | 25.5227 | 133.2082 | -3377 | 58-445-93-2, 9-16 | basaltic andesite | 85900 | 1600 | 59000 | 3000 | 259 | 32 | 2.06 | 4.74 | 900, 1000,1100°C, and fusion fractions |
| 58-446A | 24.7007 | 132.7748 | -4952 | 58-446A-4-1, 32-34 | dolerite | 53000 | 800 | 56700 | 1000 | 265 | 13 | 2.20 | 4.12 | Except the fusion fraction |
| 58-446A | 24.7007 | 132.7748 | -4952 | 58-446A-7-4, 138-140 | microgabbro | 46600 | 1000 | 56400 | 3000 | 291 | 8 | 2.28 | 4.35 | Except the 900° C fraction |
| 58-446A | 24.7007 | 132.7748 | -4952 | 58-446A-19-2, 14-16 | basalt | 39800 | 900 | 54100 | 1000 | 167 | 6 | 0.10 | 4.74 | 800,900, 1000, and 1100°C fractions |
| 58-446A | 24.7007 | 132.7748 | -4952 | 58-446A-23-6, 101-103 | basalt | 36000 | 1100 |