Evidence for gammacerane as an indicator of water column stratification

JSS Damsté, F Kenig, MP Koopmans, J Köster… - … et Cosmochimica Acta, 1995 - Elsevier
… conclusion that gammacerane is an indicator for water column stratification, which solves
two current enigmas in gammacerane geochemistry. Firstly, it explains why gammacerane is …

[PDF][PDF] Evidence for gammacerane as an indicator of water column stratification

JSS DAMS&, F KENIG, MP KOOPMANS, J KOSTER - 1995 - academia.edu
… conclusion that gammacerane is an indicator for water column stratification, which solves
two current enigmas in gammacerane geochemistry. Firstly, it explains why gammacerane is …

Molecular proxies as indicators of freshwater incursion-driven salinity stratification

S Tulipani, K Grice, PF Greenwood, L Schwark… - Chemical …, 2015 - Elsevier
… Another biomarker indicative of water column stratification is gammacerane (III), which is
derived … Further evidence for this comes from the sharp increase of the gammacerane index in …

Microbial ecology of the stratified water column of the Black Sea as revealed by a comprehensive biomarker study

SG Wakeham, R Amann, KH Freeman… - Organic …, 2007 - Elsevier
The stratified water column of the Black Sea is partitioned into oxic, suboxic, and euxinic zones…
based on water column biomarker concentrations and compared with CARD-FISH results. …

[PDF][PDF] 4. Geochemical evidence for freshwater incursions into stratified marine palaeoenvironments: Origin of methyltrimethyltridecylchromans (MTTCs)

S Tulipani, K Grice, P Greenwood… - … saline and stratified …, 2013 - espace.curtin.edu.au
… 1 ) represents unequivocal evidence for … presumably indicative of water-column stratification
is gammacerane ( … geological community since watercolumn stratification and related anoxia …

Organic geochemical signals of freshwater dynamics controlling salinity stratification in organic-rich shales in the Lower Permian Irati Formation (Paraná Basin, Brazil)

LL Martins, HM Schulz, HJPS Ribeiro… - Organic …, 2020 - Elsevier
… of further palaeosalinity indicators, eg, gammacerane, tetracyclic (C … The existence of a water
column stratification promoting … Further evidence for underlying anoxic bottom water is the …

Biomarkers in the stratified water column of the Landsort Deep (Baltic Sea)

C Berndmeyer, V Thiel, O Schmale, N Wasmund… - …, 2014 - bg.copernicus.org
… and describes useful tracers to reconstruct stratified water columns in the geological record.
… Hayes, JM, and de Leeuw, JW: Evidence for gammacerane as an indicator of water column

2, 3, 6-/2, 3, 4-aryl isoprenoids in Paleocene crude oils from Chinese Jianghan Basin: Constrained by water column stratification

H Lu, C Shen, Z Zhang, M Liu, G Sheng, P Peng… - Energy & …, 2015 - ACS Publications
… We interpret their concurrence as evidence for the presence of both … water column redox
condition revealed by the narrow value ranges of the Pr/Ph ratio and gammacerane index (…

The effect of biodegradation on gammacerane in crude oils

H Huang - Biodegradation, 2017 - Springer
… (1995) suggested that gammacerane is a geochemical reliable indicator of water-column
stratification rather than an indicator of hyper salinity. Gammacerane occurs in variable …

Variations in abundance and distribution of methyltrimethyltridecylchromans (MTTCs) in sediments from saline lacustrine settings in Cenozoic lacustrine basins, China

K Jiang, C Lin, X Zhang, C Cai, F Xiao, W He… - Organic …, 2018 - Elsevier
… The primary evidence is that the upper parts of stratified water columns are poor in δ-MTTC …
Water column stratification is evident from the high values of the gammacerane index. Low …