/* DATA DESCRIPTION: Citation: 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 Project(s): Deep Sea Drilling Project (DSDP) (URI: http://www.deepseadrilling.org/) 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 (URI: https://doi.org/10.2973/dsdp.proc.68.1982) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/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 (URI: https://doi.org/10.2973/dsdp.proc.69.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/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 (URI: https://doi.org/10.2973/dsdp.proc.70.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/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): Event label (Event) Latitude of event (Latitude) Longitude of event (Longitude) Elevation of event [m] (Elevation) Sample code/label (Sample label) * PI: Natland, James H * METHOD/DEVICE: DSDP/ODP/IODP sample designation (URI: hdl:10013/epic.27914.d001) Group (Group) * PI: Natland, James H * METHOD/DEVICE: see reference(s) * COMMENT: Glass group Identification (ID) * PI: Natland, James H Silicon dioxide [%] (SiO2) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Iron oxide, FeO [%] (FeO) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) * COMMENT: Total iron Manganese oxide [%] (MnO) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Magnesium oxide [%] (MgO) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Calcium oxide [%] (CaO) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Nickel oxide [%] (NiO) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Chromium(III) oxide [%] (Cr2O3) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Total [%] (Total) * PI: Natland, James H * METHOD/DEVICE: Electron microprobe (EMP) Silicon [# of ions] (Si) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Manganese [# of ions] (Mn) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Nickel [# of ions] (Ni) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Chromium [# of ions] (Cr) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Iron 2+ and 3+ [# of ions] (Fe) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Magnesium [# of ions] (Mg) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Calcium [# of ions] (Ca) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number Yttrium [# of ions] (Y) * PI: Natland, James H * METHOD/DEVICE: Calculated based on oxygen number * COMMENT: 6 Forsterite [%] (Fo) * PI: Natland, James H * METHOD/DEVICE: CIPW Norm (URI: https://en.wikipedia.org/wiki/CIPW) Type (Type) * PI: Natland, James H * COMMENT: Crystal Type - Numbers identify individual mineral grains License: Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/) Size: 210 data points */ Event Latitude Longitude Elevation [m] Sample label Group ID SiO2 [%] FeO [%] MnO [%] MgO [%] CaO [%] NiO [%] Cr2O3 [%] Total [%] Si [# of ions] Mn [# of ions] Ni [# of ions] Cr [# of ions] Fe [# of ions] Mg [# of ions] Ca [# of ions] Y [# of ions] Fo [%] Type 70-504B 1.2270 -83.7300 -3460 70-504B-35-2,24-26 J 1 39.94 11.32 0.22 48.37 0.31 0.25 0.09 100.51 0.985 0.005 0.005 0.002 0.233 1.777 0.008 2.030 88.4 Microphenocryst core 1 70-504B 1.2270 -83.7300 -3460 70-504B-35-2,24-26 J 2 39.64 10.23 0.15 48.99 0.33 0.24 0.03 99.69 0.981 0.003 0.005 0.001 0.212 1.808 0.009 2.037 89.5 Phenocryst core 2 70-504B 1.2270 -83.7300 -3460 70-504B-35-2,24-26 J 3 40.16 9.97 0.20 49.29 0.31 0.35 0.05 100.40 0.986 0.004 0.007 0.001 0.205 1.803 0.008 2.028 89.8 Phenocryst core 3 70-504B 1.2270 -83.7300 -3460 70-504B-35-2,24-26 J 4 40.06 10.35 0.16 48.87 0.32 0.34 0.14 100.26 0.986 0.003 0.007 0.003 0.213 1.793 0.008 2.027 89.4 Phenocryst core 4 68-501 1.2272 -83.7343 -3457 68-501-15-3,63-65 B 5 39.78 13.24 0.24 47.15 0.33 0.24 0.06 101.05 0.984 0.005 0.005 0.001 0.274 1.738 0.009 2.032 86.4 Microphenocryst core 5 68-501 1.2272 -83.7343 -3457 68-501-15-3,63-65 B 6 39.35 12.72 0.20 45.96 0.40 0.18 0.10 99.34 0.992 0.004 0.004 0.002 0.268 1.727 0.011 2.015 86.6 Microphenocryst core 6 68-501 1.2272 -83.7343 -3457 68-501-15-3,63-65 B 7 39.36 13.28 0.21 46.89 0.32 0.13 0.08 100.27 0.981 0.004 0.003 0.002 0.277 1.743 0.009 2.038 86.3 Microphenocryst core 7 68-501 1.2272 -83.7343 -3457 68-501-15-3,63-65 B 8 39.65 12.54 0.24 47.23 0.30 0.20 0.09 100.24 0.985 0.005 0.004 0.002 0.261 1.749 0.008 2.029 87.0 Phenocryst core 8 69-504B 1.2272 -83.7302 -3460 69-504B-23-1,115-116 G 9 39.15 13.91 0.27 45.39 0.35 0.20 0.05 99.34 0.989 0.006 0.004 0.001 0.294 1.708 0.009 2.022 85.3 Microphenocryst core 9 69-504B 1.2272 -83.7302 -3460 69-504B-23-1,115-116 G 10 39.11 14.16 0.28 45.60 0.33 0.21 0.04 99.75 0.985 0.006 0.004 0.001 0.298 1.712 0.009 2.030 85.2 Microphenocryst core 10