Savelyeva, G N; Bortnikov, Nikolay S; Bayanova, T B; Ikorsky, S V; Kamensky, I L (2008): (Table 3) Concentrations and isotopic composition of helium from fluid inclusions in rocks and minerals from the Markov Deep, MAR rift valley [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.746051, In supplement to: Savelyeva, GN et al. (2008): Sm-Nd and Rb-Sr isotopic systems and captured He and hydrocarbon gases as markers of melt sources and fluid regime under which the oceanic crust of the Mid-Atlantic Ridge was formed at 5°-6°N. Geokhimiya (Geochemistry), No 8, 803-817
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Project(s):
Archive of Ocean Data (ARCOD)
Coverage:
Median Latitude: 5.886950 * Median Longitude: -33.190550 * South-bound Latitude: 5.835000 * West-bound Longitude: -33.233300 * North-bound Latitude: 5.911700 * East-bound Longitude: -33.160000
Minimum Elevation: -4680.0 m * Maximum Elevation: -3240.0 m
Event(s):
I1060 * Latitude Start: 5.845000 * Longitude Start: -33.226700 * Latitude End: 5.835000 * Longitude End: -33.233300 * Elevation Start: -3600.0 m * Elevation End: -3240.0 m * Location: Mid-Atlantic Ridge * Campaign: Ioffe-10 * Basis: Akademik Ioffe * Method/Device: Dredge (DRG)
I1063 * Latitude Start: 5.908300 * Longitude Start: -33.166700 * Latitude End: 5.911700 * Longitude End: -33.160000 * Elevation Start: -3900.0 m * Elevation End: -3600.0 m * Location: Mid-Atlantic Ridge * Campaign: Ioffe-10 * Basis: Akademik Ioffe * Method/Device: Dredge (DRG)
I1068 * Latitude Start: 5.911700 * Longitude Start: -33.188300 * Latitude End: 5.910000 * Longitude End: -33.168300 * Elevation Start: -4680.0 m * Elevation End: -4020.0 m * Location: Mid-Atlantic Ridge * Campaign: Ioffe-10 * Basis: Akademik Ioffe * Method/Device: Dredge (DRG)
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 | Latitude of event 2 | Latitude 2 | ||||
| 6 | Longitude of event 2 | Longitude 2 | ||||
| 7 | Elevation of event 2 | Elevation 2 | m | |||
| 8 | Sample code/label | Sample label | Savelyeva, G N | |||
| 9 | Rock type | Rock | Savelyeva, G N | |||
| 10 | Size fraction | Size fraction | Savelyeva, G N | |||
| 11 | Sample mass | Samp m | g | Savelyeva, G N | ||
| 12 | Helium-3/Helium-4 | 3He/4He | 10-4 | Savelyeva, G N | Mass spectrometer MI-1201 | |
| 13 | Ratio | Ratio | Savelyeva, G N | Calculated | (3He/4He_sample)/(3He/4He_atmosphere), R ratio | |
| 14 | Helium-4 | 4He | 10-9 cm3/g | Savelyeva, G N | Mass spectrometer MI-1201 | |
| 15 | Helium-3 | 3He | 10-10 cm3/g | Savelyeva, G N | Mass spectrometer MI-1201 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
103 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Elevation [m] | 5 Latitude 2 | 6 Longitude 2 | 7 Elevation 2 [m] | 8 Sample label | 9 Rock | 10 Size fraction | 11 Samp m [g] | 12 3He/4He [10-4] | 13 Ratio | 14 4He [10-9 cm3/g] | 15 3He [10-10 cm3/g] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| I1060 | 5.8450 | -33.2267 | -3600 | 5.8350 | -33.2333 | -3240 | 1060/57A | plagiogranite | 0.63-0.25 mm | 2.00 | 0.0166 | 1.19 | 25.0 | 0.000415 |
| I1060 | 5.8450 | -33.2267 | -3600 | 5.8350 | -33.2333 | -3240 | 1060/57V | quartz-plagioclase-amphibole rock | 0.63-0.25 mm | 2.00 | 0.0292 | 2.09 | 32.0 | 0.000930 |
| I1060 | 5.8450 | -33.2267 | -3600 | 5.8350 | -33.2333 | -3240 | 1060/57A | amphibole | 0.63-0.16 mm | 0.90 | 0.0755 | 5.39 | 108.0 | 0.008154 |
| I1060 | 5.8450 | -33.2267 | -3600 | 5.8350 | -33.2333 | -3240 | 1060/57AV | amphibole | 0.63-0.16 mm | 1.40 | 0.0905 | 6.46 | 30.0 | 0.002720 |
| I1060 | 5.8450 | -33.2267 | -3600 | 5.8350 | -33.2333 | -3240 | 1060/30 | granodiorite | 0.63-0.25 mm | 2.00 | 0.0497 | 3.55 | 68.0 | 0.003380 |
| I1060 | 5.8450 | -33.2267 | -3600 | 5.8350 | -33.2333 | -3240 | 1060/30 | ore minerals | 0.50-0.315 mm | 2.00 | 0.0850 | 6.07 | 180.0 | 0.015300 |
| I1063 | 5.9083 | -33.1667 | -3900 | 5.9117 | -33.1600 | -3600 | 1063/28 29 | harzburgite | 0.63-0.25 mm | 2.00 | 0.0952 | 6.80 | 82.0 | 0.007810 |
| I1068 | 5.9117 | -33.1883 | -4680 | 5.9100 | -33.1683 | -4020 | 1068/26 | gabbronorite | 0.63-0.25 mm | 2.00 | 0.0673 | 4.80 | 84.0 | 0.005650 |
| I1068 | 5.9117 | -33.1883 | -4680 | 5.9100 | -33.1683 | -4020 | 1068/26 | ore minerals | 0.63-0.10 mm | 0.58 | 0.0762 | 5.44 | 110.0 | 0.008380 |
| I1068 | 5.9117 | -33.1883 | -4680 | 5.9100 | -33.1683 | -4020 | 1068/24 | gabbro | 0.63-0.25 mm | 2.00 | 0.0317 | 2.26 | 29.0 | 0.000920 |
| I1068 | 5.9117 | -33.1883 | -4680 | 5.9100 | -33.1683 | -4020 | 1068/24 | diopside | 0.63-0.25 mm | 1.00 | 0.0474 | 3.38 | 59.0 | 0.002800 |
| I1068 | 5.9117 | -33.1883 | -4680 | 5.9100 | -33.1683 | -4020 | 1068/45 44 | lherzolite | 0.63-0.25 mm | 2.00 | 0.0090 | 0.64 | 23.0 | 0.000207 |
| I1068 | 5.9117 | -33.1883 | -4680 | 5.9100 | -33.1683 | -4020 | 1068/45 44 | Cr-spinel | 0.63-0.20 mm | 0.57 | <0.0320 | <2.29 | <1.2 |