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Schaaff, Valentine; Grossi, Vincent; Makou, Matthew; Garcin, Yannick; Deschamps, Pierre; Sebag, David; Ngounou Ngatcha, Benjamin; Ménot, Guillemette (2024): Hopane isomer ratios of sediment core NGBA19 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.963871, In: Schaaff, V et al. (2024): Lipid biomarkers as pH proxies of sediment core NGBA19 [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.963887

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Published: 2024-04-02 • DOI registered: 2024-05-01

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Keyword(s):
13C composition; African Humid Period; isomer ratios; lipid biomarkers; pH reconstruction
Related to:
Schaaff, Valentine; Grossi, Vincent; Makou, Matthew; Garcin, Yannick; Deschamps, Pierre; Sebag, David; Ngatcha, Benjamin Ngounou; Ménot, Guillemette (2024): Constraints on hopanes and brGDGTs as pH proxies in peat. Geochimica et Cosmochimica Acta, https://doi.org/10.1016/j.gca.2024.03.034
Funding:
Agence Nationale de la Recherche (ANR), grant/award no. ANR-18-CE01-0005: ANR TAPIOCA
Coverage:
Latitude: 7.135000 * Longitude: 13.690000
Date/Time Start: 2019-02-01T00:00:00 * Date/Time End: 2019-02-01T00:00:00
Minimum DEPTH, sediment/rock: 0.100 m * Maximum DEPTH, sediment/rock: 5.900 m
Event(s):
NGBA19 * Latitude: 7.135000 * Longitude: 13.690000 * Date/Time: 2019-02-01T00:00:00 * Elevation: 1175.0 m * Location: NGaoundaba peatland, Northeastern Cameroon * Method/Device: Core (CORE)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1DEPTH, sediment/rockDepth sedmSchaaff, ValentineGeocode
2AGEAgeka BPSchaaff, ValentineGeocode
3C31 alpha beta R homohopane, per unit mass total organic carbonC31abR homohopane/TOCµg/gSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
4C31 alpha beta S homohopane, per unit mass total organic carbonC31abS homohopane/TOCµg/gSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
5C31 beta beta-Hopane, per unit mass total organic carbonC31bb Hopane/TOCµg/gSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
6C30 alpha beta-Hopane, per unit mass total organic carbonC30ab/TOCµg/gSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
7C30 beta beta-Hopane, per unit mass total organic carbonC30bb/TOCµg/gSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
8C30 hopane beta beta/(beta beta+alpha beta) ratioC30 hopane bb/(bb+ab)µg/gSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
9C31 hopane beta beta/alpha beta+beta beta ratioC31 hopane bb/ab+bbSchaaff, ValentineCalculated according to Mackenzie et al. (1980)
10C31 22S/(22S+22R)C31 22S/(22S+22R)Schaaff, ValentineCalculated according to Mackenzie et al. (1980)
11pHpHSchaaff, ValentinepH calibration according to Inglis et al. (2018)
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
524 data points

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