Organic-rich sedimentation in the South Pacific Ocean associated with Late Paleocene climatic cooling.pdf

Earth-Science Reviews 134 (2014) 81–97
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Earth-Science Reviews
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Organic-rich sedimentation in the South Pacific Ocean associated with
Late Paleocene climatic cooling
Christopher J. Hollis a,⁎, Michael . Tayler b,BenjaminAndrewb,, Pontus Lurcock d,
Peter K. Bijl f, Denise K. Kulhanek a,g, Erica M. Crouch a, Campbell S. Nelson b, Richard D. Pancost c,
Matthew Huber h,, G. Todd Ventura a, James S. Crampton a, Poul Schiøler a,i, Andy Phillips a,e
a GNS Science, PO Box 30-368, Lower Hutt, New Zealand
b Department of Earth Sciences, University of Waikato, Hamilton, New Zealand
c Bristol Biogeochemistry Research Centre, University of Bristol, Bristol BS8 1TS, United Kingdom
d Geology Department, University of Otago, Dunedin, New Zealand
e Victoria University of Wellington, Wellington, New Zealand
f Laboratory of Palaeobotany and Palynology, Department of Earth Science, Utrecht University, 3584 CD Utrecht, herlands
g Integrated Ocean Drilling Program, Texas A&M University, TX 77845-9547, United States
h Department of Earth Sciences, University of New Hampshire, Durham, NH 03824-3525, United States
i Morgan Goodall Palaeo, Box 161, Maitland, SA 5373, Australia
article info abstract
Article history: A anic-rich marine mudstone of Late Paleocene age occurs in most of New Zealand's sedimentary
Received 23 June 2013 basins and has been identified as a potential source rock for oil and gas. Identified as the Waipawa Formation in
Accepted 14 March 2014 the East Coast Basin and the Tartan Formation in the Great South and Canterbury Basins, the unit is a relatively
Available online 22 March 2014
uniform massive mudstone that varies greatly in thickness (2–70 m) and grades laterally into distinctive facies
equivalents, notably greensand and a thin-bedded siliceous mudstone. All these facies are characterised by rela-
Keywords:
tively high TOC (–10 wt.%)