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Goodell, H G; Blair, D (1965): Annotated record of the detailed examination of Mn deposits from R/V Eltanin Cruise 15 stations [dataset]. Antarctic Research Facility, Florida State University, PANGAEA, https://doi.org/10.1594/PANGAEA.873611

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Related to:
Goodell, H G; Blair, D (1965): Eltanin Cruise 15 - Descriptions of cores, submarine photography and dredges. In: Goodell, H G and Blair, D, The marine geology of the southern ocean. 1. Pacific, Antarctic and Scotia basins - Eltanin cruises 9-15, Sedimentology Research Laboratory Contribution. Department of Geology, Florida State University, Tallahassee, Florida, 11, 335 pp
Source:
Grant, John Bruce; Moore, Carla J; Alameddin, George; Chen, Kuiying; Barton, Mark (1992): The NOAA and MMS Marine Minerals Geochemical Database. National Geophysical Data Center, NOAA, https://doi.org/10.7289/V52Z13FT
Further details:
Warnken, Robin R; Virden, William T; Moore, Carla J (1992): The NOAA and MMS Marine Minerals Bibliography. National Geophysical Data Center, NOAA, https://doi.org/10.7289/V53X84KN
Coverage:
Median Latitude: -57.974418 * Median Longitude: -119.842085 * South-bound Latitude: -61.967000 * West-bound Longitude: -150.000000 * North-bound Latitude: -54.033000 * East-bound Longitude: -94.950000
Date/Time Start: 1964-01-01T00:00:00 * Date/Time End: 1964-11-19T00:00:00
Minimum DEPTH, sediment/rock: 0.000 m * Maximum DEPTH, sediment/rock: 16.590 m
Event(s):
ELT15-2C  * Latitude: -60.050000 * Longitude: -95.000000 * Date/Time: 1964-10-12T00:00:00 * Elevation: -4956.0 m * Location: Southern Ocean * Campaign: ELT15 * Basis: Eltanin * Method/Device: Photo/Video (PV)
ELT15-3C  * Latitude: -58.900000 * Longitude: -95.133333 * Date/Time: 1964-10-13T00:00:00 * Elevation: -3914.0 m * Location: Southern Ocean * Campaign: ELT15 * Basis: Eltanin * Method/Device: Photo/Video (PV)
ELT15-4C  * Latitude: -59.016667 * Longitude: -99.950000 * Date/Time: 1964-10-16T00:00:00 * Elevation: -4955.0 m * Location: Southern Ocean * Campaign: ELT15 * Basis: Eltanin * Method/Device: Photo/Video (PV)
Comment:
Cores, submarine photography and dredges described in this report were taken during the R/V Eltanin Cruise 15 in 1964 by the Department of Geology, Florida State University. Cores and dredges were recovered for 27 stations along with bottom photography and are available at the Antarctic Research Facility, Florida State University for sampling and study.
From 1983 until 1989 NOAA-NCEI compiled the NOAA-MMS Marine Minerals Geochemical Database from journal articles, technical reports and unpublished sources from other institutions. At the time it was the most extended data compilation on ferromanganese deposits world wide. Initially published in a proprietary format incompatible with present day standards it was jointly decided by AWI and NOAA to transcribe this legacy data into PANGAEA. This transfer is augmented by a careful checking of the original sources when available and the encoding of ancillary information (sample description, method of analysis...) not present in the NOAA-MMS database.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEvent
IdentificationID
DEPTH, sediment/rockDepth sedmGeocode
Depth, top/minDepth topm
Depth, bottom/maxDepth botm
PositionPositionVisual description
Deposit typeDeposit type
Quantity of depositQuantity
SizeSize
10 Substrate typeSubstrate
11 Sediment typeSediment
12 CommentComment
13 DescriptionDescription
14 File nameFile name
15 Uniform resource locator/link to imageURL image
Size:
1015 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Event

ID

Depth sed [m]

Depth top [m]

Depth bot [m]

Position

Deposit type

Quantity

Size
10 
Substrate
11 
Sediment
12 
Comment
13 
Description
14 
File name
15 
URL image
ELT15.001-PC ELT15.001-PC-10.0000.000.00SurfaceMn noduleSeveralClayDiatomaceous clay (5YR3/4), massiveManganese nodules at the top
ELT15.001-PCELT15.001-PC-21.9001.901.90BuriedMn nodule14.0 cmClayDiatomaceous clay (5YR3/5) with occasional stringers of diatomaceous oozeMn nodule, 4.0 cm
ELT15.001-PCELT15.001-PC-31.4250.652.20In sedimentMn micronoduleSeveralClayDiatomaceous clay (5YR3/5) with occasional stringers of diatomaceous oozeZones with Mn micronodules
ELT15.003-MT ELT15.003-MT-10.0000.000.00SurfaceMn noduleSeveral3.0 cmMany polyshaped botryoidal Mn nodules, some with pebble core. 3.0 cmprr.osu.edu
ELT15.003-MTELT15.003-MT-10.0000.000.00SurfaceMn noduleSeveral1.0-3.0 cmManganese nodules, botryoidal shape. 1.0-3.0 cmprr.osu.edu
ELT15.003-PC ELT15.003-PC-10.0250.000.05SurfaceMn coatingSeveralPebbleSandManganiferous sand (5R 2/4)Quite consolidated pebble size Fe-Mn aggregates
ELT15.003-PCELT15.003-PC-20.1900.140.24BuriedMn noduleSeveralSandManganiferous sand (5R 2/4)Black Mn nodules (N2) topped by sand layer. Vary in size from sand grain to cobble size
ELT15.004-BT ELT15.004-BT-10.0000.000.00SurfaceMn noduleSeveral3.0 cmCore; pebbleMn nodule ELT15.015-BT on PANGAEA to be requalified. Many polyshaped botryoidal Mn nodules, some with pebble core. 3.0 cmprr.osu.edu
ELT15.004-BTELT15.004-BT-20.0000.000.00SurfaceMn noduleSeveral3.0 cmManganese nodules, botryoidal shape. 3.0 cmprr.osu.edu
ELT15.004-PC ELT15.004-PC-13.2203.203.24In sedimentMn micronoduleSeveralOozeDiatomaceous clayey ooze (5YR3/2)Band of black Mn micronodules
ELT15.004-PCELT15.004-PC-25.1355.015.26In sedimentMn micronoduleFewOozeDiatomaceous clayey ooze (5YR5/2)Scattered Mn micronodules
ELT15.005-BT ELT15.005-BT-10.0000.000.00SurfaceMn noduleSeveral3.0 cmDark colored polyshaped botryoidal Mn nodules, 3.0 cmprr.osu.edu
ELT15.006-PC ELT15.006-PC-10.1500.150.15BuriedMn nodule14.0 cmOozeDiatomaceous clayey ooze (5YR4/4)Mn nodule, 4.0 cm
ELT15.006-RD ELT15.006-RD-10.0000.000.00SurfaceMn noduleSeveralCore; pebbleMn nodules with a pebble coreprr.osu.edu
ELT15.007-MT ELT15.007-MT-10.0000.000.00SurfaceMn noduleSeveral3.0 cmManganese nodules, most semi-spherical, sometimes botryoidal with dark black shiny surface. Friable outer rind. 3.0 cmprr.osu.edu
ELT15.007-MTELT15.007-MT-20.0000.000.00SurfaceMn crust10.5 cm thickMn crust fragment. 0.5 cm thickprr.osu.edu
ELT15.007-MTELT15.007-MT-30.0000.000.00SurfaceMn noduleMany3.0 cmMany polyshaped manganese nodules, most semi-spherical, sometimes botryoidal with dark black shiny surface. Friable outer rind. 3.0 cmprr.osu.edu
ELT15.007-PC ELT15.007-PC-15.9005.905.90BuriedMn coatingSeveralPebbleClayDiatomaceous silty clay (10YR5/3)Agglomerate of Mn coated pebbles
ELT15.008-BT ELT15.008-BT-10.0000.000.00SurfaceMn noduleSeveral5.0 cmManganese nodules, elongated botryoidal shape with a yellow clay core. 5.0 cmprr.osu.edu
ELT15.008-BTELT15.008-BT-20.0000.000.00SurfaceMn noduleMany2.0-3.0 cmMany flat shaped Mn nodules with botryoidal surface. 2.0-3.0 cmprr.osu.edu
ELT15.008-PC ELT15.008-PC-16.4755.227.73In sedimentMn micronoduleManyClayFat mottled clay (5YR5/6) mixed with varigated color siltstoneAbundant Mn micronodules throughout
ELT15.008-PCELT15.008-PC-27.8357.737.94In sedimentMn micronoduleSeveralClaySlightly mottled clay (10YR4/2)Mn micronodules throughout
ELT15.008-PCELT15.008-PC-38.0307.948.12In sedimentMn micronoduleFewClayClay (10YR7/2)Few Mn micronodules
ELT15.008-PCELT15.008-PC-48.2758.128.43In sedimentMn micronoduleSeveralClayClay (10YR6/2)Scattered Mn micronodules
ELT15.009-PC ELT15.009-PC-11.5000.003.00SurfaceMn coatingSeveralPebbleOozeDiatomaceous ooze (5YR4/4)Random pebbles with Mn agglomerates sprinkled throughout
ELT15.011-PC ELT15.011-PC-10.0050.000.01SurfaceMn noduleSeveralOozeCream colored oozeFlat shaped (3.0x1.0 cm) agglomeration of Mn nodules directly overlying a thin (1.0 cm) layer of cream colored ooze
ELT15.011-PCELT15.011-PC-20.5700.001.14SurfaceMn coatingSeveralGrainOozeBlotchy colored diatomaceous ooze (5YR3/5 and 5YR3/4)Several Mn coated grains distributed throughout interval
ELT15.011-PCELT15.011-PC-33.8652.934.80In sedimentMn micronoduleSeveralSiltClayey silt (5YR3/5 and 5YR3/4) with some blotchinessOccasional rock fragments and Mn micronodules
ELT15.011-PCELT15.011-PC-412.75011.8613.64In sedimentMn micronoduleSeveralClaySilty clay (5Y6/2) with homogeneous textureScattered Mn micronodules throughout
ELT15.011-PCELT15.011-PC-514.91013.6416.18In sedimentMn micronoduleSeveralClayFat clay (5Y7/2)Scattered Mn micronodules throughout
ELT15.011-PCELT15.011-PC-616.59016.1817.00In sedimentMn micronoduleSeveralClayMottled fat clay (5Y6/2)Scattered Mn micronodules throughout
ELT15.012-PC ELT15.012-PC-12.4502.452.45In sedimentMn micronoduleSeveralOozeDiatomaceous ooze (10YR4/2) with burrows and mottles randomly scattered throughoutMn coated pebble
ELT15.012-PCELT15.012-PC-22.8050.005.61SurfaceMn stainingSeveralRockOozeDiatomaceous ooze (10YR4/2) with burrows and mottles randomly scattered throughoutMn stained rock fragments randomly scattered throughout
ELT15.012-PCELT15.012-PC-32.8050.005.61In sedimentMn micronoduleSeveralOozeDiatomaceous ooze (10YR4/2) with burrows and mottles randomly scatteered throughoutMn micronodules randomly scattered throughout with a dense layer at 488-517 cm.
ELT15.013-PC ELT15.013-PC-10.0300.000.06BuriedMn coating2.0 cmPebbleOozeDiatomaceous sandy ooze (10YR4/2)A 2.0 cm diameter Mn coated pebble
ELT15.013-PCELT15.013-PC-20.2300.000.46In sedimentMn micronoduleManyOozeDiatomaceous sandy ooze (10YR4/2)Numerous Mn micronodules throughout
ELT15.013-PCELT15.013-PC-30.7550.461.05BuriedMn stainingSeveralGrainOozeDiatomaceous sandy ooze (10YR4/2)Scattered Mn stained rock fragments (granules)
ELT15.013-PCELT15.013-PC-40.7550.461.05In sedimentMn micronoduleSeveralOozeDiatomaceous sandy ooze (10YR4/2)Scattered Mn micronodules throughout
ELT15.013-PCELT15.013-PC-51.7151.052.38In sedimentMn micronoduleSeveralSiltClayey diatomaceous silt (10YR4/2)Scattered Mn micronodules throughout
ELT15.013-RD ELT15.013-RD-10.0000.000.00SurfaceMn crust1Mn crust
ELT15.015-PC ELT15.015-PC-10.0850.000.17In sedimentMn micronoduleManyOozeDiatomaceous ooze (5YR7/2)Several thin layers (1.0 cm) od 10YR4/2 ooze with many Mn micronodules
ELT15.016-BT ELT15.016-BT-10.0000.000.00SurfaceMn nodule1Manganese nodule with raisin like surface. Probably with pebble core.prr.osu.edu
ELT15.016-PC ELT15.016-PC-10.7000.001.40In sedimentMn micronoduleManyOozeForaminiferal ooze (10YR8/2), mottledAbundant Mn micronodules
ELT15.016-PCELT15.016-PC-21.8001.402.20In sedimentMn micronoduleManyOozeForaminiferal ooze (5Y7/2), more brown in colorAbundant Mn micronodules
ELT15.016-PCELT15.016-PC-32.1802.182.18BuriedMn nodule10.5 cmOozeForaminiferal ooze (5Y7/2), more brown in colorSmall pea-sized Mn nodule
ELT15.016-PCELT15.016-PC-42.4252.202.65In sedimentMn micronoduleManyOozeForaminiferal ooze (10YR8/2), mottledAbundant Mn micronodules
ELT15.016-PCELT15.016-PC-52.8802.812.95In sedimentMn micronoduleFewClayExtremely fine calcareous clay (5B 9/1)Fewer Mn micronodules
ELT15.016-PCELT15.016-PC-62.8802.812.95In sedimentMn micronoduleSeveralOozeForaminiferal ooze (5Y5/2)Mn micronodules
ELT15.016-PCELT15.016-PC-74.2504.204.30In sedimentMn micronoduleManyOozeForaminiferal ooze (5Y5/2)Layer of relatively abundant Mn micronodules
ELT15.016-PCELT15.016-PC-85.6105.585.64In sedimentMn micronoduleSeveralOozeForaminiferal ooze (5Y5/2)Scattered Mn micronodules
ELT15.016-PCELT15.016-PC-95.8805.646.12In sedimentMn micronoduleFewOozeForaminiferal ooze (10YR8/2)Sparse Mn micronodules
ELT15.016-PCELT15.016-PC-108.2908.008.58In sedimentMn micronoduleManyOozeForaminiferal ooze (10YR8/2)Abundant Mn micronodules in lower portion of section
ELT15.016-PCELT15.016-PC-118.8158.589.05In sedimentMn micronoduleSeveralOozeForaminiferal ooze (10YR8/2) down to a sharp separation with a dark (N9) layerScattered Mn micronodules
ELT15.016-PCELT15.016-PC-128.8158.589.05In sedimentMn micronoduleSeveralOozeForaminiferal ooze (10YR8/2), mottled continuation after dark layerScattered Mn micronodules
ELT15.016-PCELT15.016-PC-1310.1859.7510.62In sedimentMn micronoduleManyOozeVery dark foraminiferal ooze (N9)Numerous Mn micronodules
ELT15.016-PCELT15.016-PC-1411.36010.6212.10In sedimentMn micronoduleFewOozeVery dark foraminiferal ooze (N9)Very sparse Mn micronodules
ELT15.016-PCELT15.016-PC-1512.13512.1012.17In sedimentMn micronoduleSeveralOozeForaminiferal ooze (5Y7/2)Scattered Mn micronodules
ELT15.018-PC ELT15.018-PC-10.1750.000.35In sedimentMn micronoduleManyOozeMixture of foraminiferal ooze (5Y6/1)Abundant Mn micronodules
ELT15.018-PCELT15.018-PC-20.3750.350.40In sedimentMn micronoduleManyGravelGravel (N2)Layer rich in Mn micronodules
ELT15.018-PCELT15.018-PC-30.6450.400.89In sedimentMn micronoduleManyOozeSilty foraminiferal ooze (5Y7/2)Mixture of ooze with many Mn micronodules
ELT15.018-PCELT15.018-PC-40.5600.560.56BuriedMn noduleSeveralOozeSilty foraminiferal ooze (5Y7/2)Layer of Mn nodules
ELT15.018-PCELT15.018-PC-50.8000.800.80BuriedMn noduleSeveralOozeSilty foraminiferal ooze (5Y7/2)Layer of Mn nodules
ELT15.018-PCELT15.018-PC-60.9400.890.99BuriedMn coatingManyForaminiferaGravelGravel (N2)Dense layer with many Mn coated foraminifera
ELT15.019-PC ELT15.019-PC-10.2050.000.41SurfaceMn coatingSeveralRockGravelGravel (5YR2/2)Poorly sorted conglomerate of Mn coated angular to subrounded rock fragments
ELT15.021-PC ELT15.021-PC-10.1000.000.20SurfaceMn coatingSeveralThickPebbleGravelPoorly sorted gravel (5YR2/1) with high Mn contentLarger pebbles thickly coated with MnO2
ELT15.023-TC ELT15.023-TC-10.0000.000.00SurfaceMn coatingSeveralPebbleOozeForaminiferal ooze (5Y8/1), mottledMn coated pebbles at top
ELT15.023-TCELT15.023-TC-20.2000.000.40In sedimentMn micronoduleSeveralOozeForaminiferal ooze (5Y8/1), mottledMn micronodules throughout
ELT15.025-PC ELT15.025-PC-10.0200.000.04SurfaceMn noduleSeveralGravelGravel (5YR2/1)Fragmented Mn nodules
ELT15.026-PC ELT15.026-PC-10.3300.320.34BuriedMn noduleSeveral1.0 cmOozeClayey foraminiferal ooze (10Y5/R3) contains black sand grains throughoutPebble size Mn nodule
ELT15.026-PCELT15.026-PC-20.9600.940.98BuriedMn nodule15.0 cmClayForaminiferal sandy clay (10Y7/R3) contains black sand grains throughoutVery large pebble size Mn nodule
ELT15.027-PC ELT15.027-PC-10.5750.460.69BuriedMn crust1FragmentGravelPoorly sorted gravel (5YR2/1)Remainder of Mn crust among large cobbles
ELT15.027-PCELT15.027-PC-20.5750.460.69BuriedMn coatingSeveralRockGravelPoorly sorted gravel (5YR2/1)Small rock fragments coated with MnO2
ELT15.027-PCELT15.027-PC-32.3850.873.90BuriedMn noduleFewOozeClayey to very silty foraminiferal ooze (10YR6/4) with large amount of black particlesOccasional Mn concretions
ELT15.027-PCELT15.027-PC-43.4403.443.44BuriedMn crust17.0 cm thickOozeClayey to very silty foraminiferal ooze (10YR6/4) with large amount of black particlesOccasional MnO2 crust, 7.0 cm thick
ELT15.028-PC ELT15.028-PC-10.3750.000.75In sedimentMn micronoduleSeveralOozeForaminiferal diatomaceous ooze (10YR5/4 to 10YR4/2)Manganese micronodules
ELT15.028-PCELT15.028-PC-21.4901.301.68In sedimentMn micronoduleSeveralOozeDiatomceous ooze (10YR5/2)Manganese micronodules
ELT15.028-PCELT15.028-PC-34.5354.005.07In sedimentMn micronoduleManyOozeForaminiferal diatomaceous ooze (10YR5/2)High concentration of Mn micronodules
ELT15.028-PCELT15.028-PC-45.2655.175.36In sedimentMn micronoduleSeveralOozeMottled foraminiferal diatomaceous ooze (10YR6/2)Some Mn micronodules
ELT15.028-PCELT15.028-PC-58.2757.658.90In sedimentMn micronoduleSeveralOozeMottled foraminiferal diatomaceous ooze (10YR6/2)Mn micronodules
ELT15.028-PCELT15.028-PC-611.39510.8011.99In sedimentMn micronoduleManyOozeClayey foraminiferal diatomaceous ooze (10YR5/4)Numerous Mn micronodules
ELT15.028-PCELT15.028-PC-712.24512.0912.40In sedimentMn micronoduleSeveralOozeClayey foraminiferal diatomaceous ooze (10YR5/4)Scattered Mn micronodules
ELT15-2C ELT15-2C-10.0000.000.00SurfaceMn noduleMany3.0 cmOozeThe bottom is a moderate yellowish brown (10YR 5/4) diatomaceous, calcareous oozeThe bottom is covered with a pavement of manganese nodules of the irregular variety which are partially covered with sediment.elt15_002_2_2.jpgelt15_002_2_2.jpg
ELT15-3C ELT15-3C-10.0000.000.00SurfaceMn noduleManySandThe bottom is a moderate brown (5YR 4/4) diatomaceous, clayey sandMost of the photographs at this station show a pavement of irregular, ovoid manganese nodules and scattered dark angular boulders.elt15_003_3_7.jpgelt15_003_3_7.jpg
ELT15-3CELT15-3C-20.0000.000.00SurfaceMn coatingSeveralRock; basaltSandThe bottom is a moderate brown (5YR 4/4) diatomaceous, clayey sandAn outcrop of Mn coated basaltelt15_003_3_10.jpgelt15_003_3_10.jpg
ELT15-4C ELT15-4C-10.0000.000.00SurfaceMn noduleManyClayThe bottom is a moderate brown (5YR 4/4) diatomaceous, silty clayThe bottom is covered with a pavement of manganese nodules and rounded boulder erratics which are partially buried.elt15_004_4_9.jpgelt15_004_4_9.jpg
ELT15-5C ELT15-5C-10.0000.000.00SurfaceMn noduleManyOozeThe bottom is a moderate brown (5YR 4/4) diatomaceous, calcareous oozeScattered rather large manganese nodules and concretions of manganese.elt15_005_5_11.jpgelt15_005_5_3.jpg
ELT15-5CELT15-5C-20.0000.000.00SurfaceMn coatingSeveralBoulder, pebbleOozeThe bottom is a moderate brown (5YR 4/4) diatomaceous, calcareous oozeRounded boulders and pebble with Mn coatingelt15_005_5_3.jpgelt15_005_5_11.jpg
ELT15-7C ELT15-7C-10.0000.000.00SurfaceMn noduleSeveralOozeThe bottom is a moderate brown (5YR 4/4) diatomaceous, calcareous oozeManganese nodules are scattered on the soft bottom and evidences of current action exist from scour around these nodules.elt15_007_7_10.jpgelt15_007_7_10.jpg
ELT15-8C ELT15-8C-10.0000.000.00SurfaceMn noduleManyOozeThe bottom is a moderate brown (5YR 4/4) diatomaceous oozeThe bottom is covered with a pavement of medium-sized irregularly shaped manganese nodules.elt15_008_8_8.jpgelt15_008_8_8.jpg
ELT15-9C ELT15-9C-10.0000.000.00SurfaceMn noduleManyOozeThe bottom is a moderate brown (5YR 4/4), diatomaceous oozeThe bottom is covered with a pavement of manganese noduleselt15_009_9_8.jpgelt15_009_9_6.jpg
ELT15-9CELT15-9C-20.0000.000.00SurfaceMn coatingManyBoulder, pebbleOozeThe bottom is a moderate brown (5YR 4/4), diatomaceous oozeLarge hummocky manganese concretions.elt15_009_9_6.jpgelt15_009_9_8.jpg
ELT15-10C ELT15-10C-10.0000.000.00SurfaceMn noduleManyOozeThe bottom is probably diatomaceous oozeScattered manganese nodules laterally give way to manganese pavement.elt15_010_10_8.jpgelt15_010_10_8.jpg
ELT15-12C ELT15-12C-10.0000.000.00SurfaceMn noduleFewSmallOozeThe bottom is a grayish yellow (5Y 8/4) diatomaceous oozeThe soft bottom has scattered pebble erratics and manganese nodules. Some slight current action is evidenced by minor scour around and partial obliteration of bottom features.elt15_012_12_4.jpgelt15_012_12_4.jpg
ELT15-14C ELT15-14C-10.0000.000.00SurfaceMn noduleManyCore; pebbleOozeThe bottom is a moderate yellowish brown (10YR 5/4) calcareous, diatomaceous oozeThe bottom is covered with a pavement of manganese nodules which laterally grade into irregular manganese concretions. Evidences of bottom current can be seen in the scour around the nodules.elt15_014_14_2.jpgelt15_014_14_2.jpg
ELT15-17C ELT15-17C-10.0000.000.00SurfaceMn coatingSeveralRock; basaltOozeThe bottom is probably a calcareous oozeJointed lava flows, which appear fresh and not covered with manganese, cover the bottom. In places the sea floor is paved with mollusk and pelecypod shells.elt15_017_17_5.jpgelt15_017_17_5.jpg
ELT15-18C ELT15-18C-10.0000.000.00SurfaceMn coatingSeveralRock; basaltOozeThe bottom is a light olive gray (5Y 6/2) calcareous oozeBlocks, probably Mn covered and powdered by white sandy ooze.elt15_018_18_4.jpgelt15_018_18_4.jpg
ELT15-18CELT15-18C-20.0000.000.00SurfaceMn noduleManySmallOozeThe bottom is a light olive gray (5Y 6/2) calcareous oozePebble sized Mn nodules probably in dense cover sometimes buried in ripple marked calcareous ooze (See Glasby, 1980 illustration ?)elt15_018_18_14.jpgelt15_018_18_14.jpg
ELT15-19C ELT15-19C-10.0000.000.00SurfaceMn coatingSeveralBoulderOozeThe bottom is a dusky brown (5YR 2/2), calcareous oozeLarge manganese coated boulders can be seen dusted over with foraminiferaelt15_019_19_1.jpgelt15_019_19_1.jpg
ELT15-21C ELT15-21C-10.0000.000.00SurfaceMn coatingManySmallPebbleGravelThe bottom is covered with a brownish black (5YR 2/1) manganese gravel overlaying calcareous oozeManganese gravel which has pea-sized basalt pebbles and large angular basalt boulders. Concretionary structures of manganese cover some of the boulders.elt15_021_21_4.jpgelt15_021_21_4.jpg
ELT15-22C ELT15-22C-10.0000.000.00SurfaceMn coatingSeveralBlocksOozeThe bottom is a very pale orange (10YR 8/2) calcareous oozeBlocky, angular boulders of basalt, with probable Mn coating, well dusted by calcareous ooze.elt15_022_22_1.jpgelt15_022_22_1.jpg
ELT15-24C ELT15-24C-10.0000.000.00SurfaceMn coatingSeveralThinRock; basaltHard groundA tumble of angular basaltic blocks with probable Mn coatingelt15_024_24_1.jpgelt15_024_24_1.jpg
ELT15-25C ELT15-25C-10.0000.000.00SurfaceMn coatingSeveralThickBoulderOozeA soft bottom which probably consists of calcareous oozeManganese is thickly draped on what are probably basalt flows.elt15_024_25_5.jpgelt15_024_25_5.jpg
ELT15-26C ELT15-26C-10.0000.000.00SurfaceMn coatingManyBlocks, pebblesOozeA sediment of probably calcareous oozeThe bottom is covered with a brownish black (5YR 2/1) pavement of pea-sized manganese nodules and basalt pebbles. Large concretionary structures of manganese cover some basalt boulders and what are probably flows.elt15_025_26_2.jpgelt15_025_26_2.jpg
ELT15-28C ELT15-28C-10.0000.000.00SurfaceOozeThe bottom is a yellowish gray (5Y 8/1) and light olive gray (5Y 6/1) calcareous oozeRounded concretions of manganese probably draped on basalt boulders laterally give way to a soft bottom with tracks and trails partially obliterated by current action.elt15_027_28_3.jpgelt15_027_28_3.jpg