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Natland, James H; Adamson, Andrew C; Laverne, Christine; Melson, William G; O'Hearn, Timothy (1983): (Table 10) Geochemistry of olivine at DSDP Legs 68-70. PANGAEA, https://doi.org/10.1594/PANGAEA.817009, In supplement to: Natland, JH et al. (1983): A compositionally nearly steady-state magma chamber at the Costa Rica Rift: Evidence from basalt glass and mineral data, Deep Sea Drilling Project Sites 501, 504, and 505. In: Cann, JR; Langseth, MG; Honnorez, J; Von Herzen, RP; White, SM; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 69, 811-858, https://doi.org/10.2973/dsdp.proc.69.154.1983

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Project(s):
Coverage:
Median Latitude: 1.227133 * Median Longitude: -83.731500 * South-bound Latitude: 1.227000 * West-bound Longitude: -83.734300 * North-bound Latitude: 1.227200 * East-bound Longitude: -83.730000
Date/Time Start: 1979-07-08T00:00:00 * Date/Time End: 1979-12-04T00:00:00
Minimum Elevation: -3460.0 m * Maximum Elevation: -3457.0 m
Event(s):
68-501 * Latitude: 1.227200 * Longitude: -83.734300 * Date/Time: 1979-07-08T00:00:00 * Elevation: -3457.0 m * Penetration: 337.1 m * Recovery: 70.5 m * Location: North Pacific/FLANK * Campaign: Leg68 * Basis: Glomar Challenger * Device: Drilling/drill rig (DRILL) * Comment: 19 cores; 137.7 m cored; 0.5 m drilled; 51.2 % recovery
69-504B * Latitude: 1.227200 * Longitude: -83.730200 * Date/Time: 1979-10-07T00:00:00 * Elevation: -3460.0 m * Penetration: 489 m * Recovery: 262 m * Campaign: Leg69 * Basis: Glomar Challenger * Device: Drilling/drill rig (DRILL)
70-504B * Latitude: 1.227000 * Longitude: -83.730000 * Date/Time: 1979-12-04T00:00:00 * Elevation: -3460.0 m * Penetration: 836.1 m * Recovery: 91.6 m * Campaign: Leg70 * Basis: Glomar Challenger * Device: Drilling/drill rig (DRILL) * Comment: 40 cores; 328.6 m cored; 18.5 m drilled; 27.9 % recovery
Comment:
Structural formulae calculated on the basis of 4 oxygens.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethodComment
1Event labelEvent
2Latitude of eventLatitude
3Longitude of eventLongitude
4Elevation of eventElevationm
5Sample code/labelSample labelNatland, James HODP sample designation
6GroupGroupNatland, James Hsee reference(s)Glass group
7IdentificationIDNatland, James H
8Silicon dioxideSiO2%Natland, James HElectron microprobe
9Iron oxide, FeOFeO%Natland, James HElectron microprobeTotal iron
10Manganese oxideMnO%Natland, James HElectron microprobe
11Magnesium oxideMgO%Natland, James HElectron microprobe
12Calcium oxideCaO%Natland, James HElectron microprobe
13Nickel oxideNiO%Natland, James HElectron microprobe
14Chromium(III) oxideCr2O3%Natland, James HElectron microprobe
15TotalTotal%Natland, James HElectron microprobe
16SiliconSi# of ionsNatland, James HCalculated based on oxygen number
17ManganeseMn# of ionsNatland, James HCalculated based on oxygen number
18NickelNi# of ionsNatland, James HCalculated based on oxygen number
19ChromiumCr# of ionsNatland, James HCalculated based on oxygen number
20Iron 2+ and 3+Fe# of ionsNatland, James HCalculated based on oxygen number
21MagnesiumMg# of ionsNatland, James HCalculated based on oxygen number
22CalciumCa# of ionsNatland, James HCalculated based on oxygen number
23YttriumY# of ionsNatland, James HCalculated based on oxygen number6
24ForsteriteFo%Natland, James HCIPW Norm
25TypeTypeNatland, James HCrystal Type - Numbers identify individual mineral grains
Size:
210 data points

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