LeClaire, Joseph P; Kelts, Kerry (1982): (Table 1) Subdivisions of the sediment column at DSDP Hole 64-480 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.819133, In supplement to: LeClaire, JP; Kelts, K (1982): Calcium carbonate and organic carbon stratigraphy of late Quaternary laminated and homogeneous diatom oozes from the Guaymas Slope, HPC Site 480, Gulf of California. In: Curray, JR; Moore, DG; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 64, 1263-1275, https://doi.org/10.2973/dsdp.proc.64.168.1982
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 27.901700 * Longitude: -111.655700
Date/Time Start: 1978-12-31T00:00:00 * Date/Time End: 1978-12-31T00:00:00
Minimum DEPTH, sediment/rock: 4.750 m * Maximum DEPTH, sediment/rock: 150.250 m
Event(s):
64-480 * Latitude: 27.901700 * Longitude: -111.655700 * Date/Time: 1978-12-31T00:00:00 * Elevation: -655.0 m * Penetration: 152.1 m * Recovery: 117.3 m * Location: North Pacific/Gulf of California/BASIN * Campaign: Leg64 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 30 cores; 144 m cored; 4.8 m drilled; 81.5 % recovery
Comment:
Sediment depth is given in mbsf. Depth gap feom 48.66 to 61.99 and no recovery at depths 113.45-118.85.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Zone | Zone | LeClaire, Joseph P | Carbonate | ||
| 2 | Depth, top/min | Depth top | m | LeClaire, Joseph P | ||
| 3 | Depth, bottom/max | Depth bot | m | LeClaire, Joseph P | ||
| 4 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 5 | Description | Description | LeClaire, Joseph P | Characteristics/Events Carbonate Trends | ||
| 6 | Description 2 (continued) | Description 2 | LeClaire, Joseph P | Characteristics/Events Carbonate Trends | ||
| 7 | - | - | LeClaire, Joseph P | Organic-carbon trend | ||
| 8 | Epoch | Epoch | LeClaire, Joseph P | |||
| 9 | Age, minimum/young | Age min | ka | LeClaire, Joseph P | ||
| 10 | Age, maximum/old | Age max | ka | LeClaire, Joseph P | ||
| 11 | Age model | Age model | ka | LeClaire, Joseph P |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
143 data points
Data
| 1 Zone | 2 Depth top [m] | 3 Depth bot [m] | 4 Depth sed [m] | 5 Description | 6 Description 2 | 7 - | 8 Epoch | 9 Age min [ka] | 10 Age max [ka] | 11 Age model [ka] |
|---|---|---|---|---|---|---|---|---|---|---|
| CC-1 | 0.00 | 9.50 | 4.750 | Low (2-5%), uniform, scattered benthic foraminifers | High (3%) | Holocene | 0 | 10 | 5.0 | |
| CC-2 | 9.50 | 14.85 | 12.175 | Laminated and non-laminated zones; two well-defined peaks (20.7 and 18.7%) and a third moderate pulse (7%) associated with transitional boundaries (LAM to HOM); | both peaks in non-laminated, silty, nannofossil-bearing, muddy, diatomaceous oozes, with benthic foraminifers (Fig. 3) | Lower (2%); increases up-section | Late glacial | 10 | 14 | 12.0 |
| CC-3 | 14.85 | 20.10 | 17.475 | Non-laminated section; irregular but generally increasing trend from bottom to top of zone (3-14%), accompanied by modest pulses (Fig. 3); these minor peaks are sharp, but rise only 4 to 6% from the increasing base-line value; | homogeneous muds with some shell fragments and fish debris; benthic foraminifers; nannofossils; diatomaceous mud; mottled | Decreases slightly up-section (3-2%) | 14 | 20 | 17.0 | |
| CC-4 | 20.10 | 29.70 | 24.900 | Low, erratic; values from 0.5 to 7.4%. Laminated and homogeneous zones alternate on a small scale | Mixed (2.5%) | 20 | 30 | 25.0 | ||
| CC-5 | 29.80 | 48.66 | 39.230 | Intermediate (9%); very erratic (0-16%) broad zone; base-line values about 3 to 4%). Alternating laminated and non-laminated zones; generally but not exclusively higher in non-laminated (Fig. 4); | low and intermediate episodes continue in non-laminated sections; small-scale cyclic patterns (e.g., Fig. 5) overprinted on increasing or decreasing patterns; variable benthic foraminifers, fish debris | Intermediate, mixed (2.3%) | 30 | 50 | 40.0 | |
| CC-6 | 61.99 | 75.50 | 68.745 | Similar to above but separated by a 12-meter coring gap; intermediate, erratic (0-15.7%); upward overall increase in the base-line from 0 to about 5 to 6%; four alternations homogeneous to laminated; | scattered broken shells, some fish debris; asymmetric patterns; lowest values commonly in laminated zones; highest irregular | Intermediate (2.6%) | 50 | 65 | 57.5 | |
| CC-7 | 75.50 | 80.10 | 77.800 | Pulse with two sharp asymmetric peaks bracketed by very low values (< 1 %) (Fig. 6); from the base (< 1%) there is a sharp rise to 14.3%, accompanied by the appearance of some pure nannofossil laminae; | gradual decrease with a minor pulse at 77.70 m; sediment laminated, but has some large irregular patches of homogeneous muds; scattered fish debris, phosphate, rare foraminifers | Slight upward trend (2.0-3.0%) | 65 | 75 | 70.0 | |
| CC-8 | 80.10 | 91.15 | 85.625 | Low (0-3.6%), uniform, laminated; thick diatom ooze laminae in Sections 18-1 and 2 (Fig. 7) | Decreasing upward (3.2-2%) | 75 | 90 | 82.5 | ||
| CC-9 | 91.15 | 94.15 | 92.650 | Two pulses (7 and 16.8%) associated with transition from homogeneous to laminated zones (Fig. 7); sharp peaks with gradual decline; skewed up-hole | Intermediate (2.5%) | 90 | 95 | 92.5 | ||
| CC-10 | 94.15 | 101.85 | 98.000 | Very low (0-1.2%), uniform, laminated, but including one grayish-yellow, hard dolomitic bed (37%) and multiple, thin, gray, graded clastic beds at the base of the zone (Fig. 8); silty and sandy clastic layers have very low carbonate values (0-3%) | Low (to 1.2%) | 90 | 103 | 96.5 | ||
| CC-11 | 101.85 | 107.00 | 104.425 | Two pulses, transitional to non-laminated facies; maximum values of 10.4 and 20.8% (upper) (Fig. 8); each peak in non-laminated facies is bracketed by near-zero levels; upper pulse ends in the first graded clastic layer | Intermediate to highest (3.5%) near top | 103 | 110 | 106.5 | ||
| CC-12 | 107.00 | 126.20 | 116.600 | Low (0-2%), uniform, laminated (Figs. 8 and 9) (small homogeneous interval 118.85-121.25 m) | High in lower part to intermediate above | 110 | 125 | 117.5 | ||
| CC-13 | 126.20 | 128.57 | 127.385 | Pulse (0-6.7%); asymmetric, homogeneous zone, with alternations (Fig. 9); pulse has an abrupt base and gradual decline; sediment with scattered mottles, phosphate, fish scales, and some redeposited shallow-water benthic diatoms | Intermediate (2.7%) | 125 | 127 | 126.0 | ||
| CC-14 | 128.57 | 136.80 | 132.685 | Low (0-1.5%); uniform with minor events; laminated peaks at 135.80 m (3.7%) and 134.10 (4.9%) (Fig. 9) associated with a few thin, white laminae of pure, almost monospecific nannofossil ooze; a few friable pumice pieces at 134.15 m | Low (2.2%) | 127 | 134 | 130.5 | ||
| CC-15 | 136.80 | 138.61 | 137.705 | Pulse (9.4%); crosses a thin, homogeneous zone (Fig. 9); gradual increase and decrease in laminated facies; bioturbation, numerous benthic foraminifers | High (3.0%) | 134 | 135 | 134.5 | ||
| CC-16 | 138.61 | 149.15 | 143.880 | Low (0-2.0%), uniform, laminated | Intermediate (2.5%) | 135 | 159 | 147.0 | ||
| CC-17 | 149.15 | 151.35 | 150.250 | Pulse event, sharp maxima (149.75 m) to 7.2%, gradual convex decline; above and below, low; sediment laminated to faintly laminated, scattered fish debris; pulse with a short homogeneous zone | Lower (2.2%) | 159 | 163 | 161.0 |