Find Research outputs

2018

Geochemistry and metallogeny of Neoproterozoic pyrite in oxic and anoxic sediments

Parnell, J., Perez, M., Armstrong, J., Bullock, L., Feldmann, J. & Boyce, A. J., 2 May 2018, In: Geochemical Perspectives Letters. 7, p. 12-16 5 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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6 Citations (Scopus)

9 Downloads (Pure)

2011

Probe Technology for the Direct Measurement and Sampling of Ellsworth Subglacial Lake

Mowlem, M. C., Tsaloglou, M. N., Waugh, E. M., Floquet, C. F. A., Saw, K., Fowler, L., Brown, R., Pearce, D., Wyatt, J. B., Beaton, A. D., Brito, M. P., Hodgson, D. A., Griffiths, G., Bentley, M., Blake, D., Capper, L., Clarke, R., Cockell, C., Corr, H., Harris, W. & 17 others, Hill, C., Hindmarsh, R., King, E., Lamb, H., Maher, B., Makinson, K., Parnell, J., Priscu, J., Rivera, A., Ross, N., Siegert, M. J., Smith, A., Tait, A., Tranter, M., Wadham, J., Whalley, B. & Woodward, J., 1 Jan 2011, Antarctic Subglacial Aquatic Environments. Siegert, M. J., Kennicutt II, M. C. & Bindschadler, R. A. (eds.). American Geophysical Union, p. 159-186 28 p. (Geophysical Monograph Series; vol. 192).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

5 Citations (Scopus)

An inventory of potentially habitable environments on Mars: Geological and biological perspectives

Dohm, J. M., Miyamoto, H., Ori, G. G., Fairén, A. G., Davila, A. F., Komatsu, G., Mahaney, W. C., Williams, J. P., Joye, S. B., Di Achille, G., Oehler, D. Z., Marzo, G. A., Schulze-Makuch, D., Acocella, V., Glamoclija, M., Pondrelli, M., Boston, P., Hart, K. M., Anderson, R. C., Baker, V. R. & 20 others, Fink, W., Kelleher, B. P., Furfaro, R., Gross, C., Hare, T. M., Frazer, A. R., Ip, F., Allen, C. C. R., Kim, K. J., Maruyama, S., McGuire, P. C., Netoff, D., Parnell, J., Wendt, L., Wheelock, S. J., Steele, A., Hancock, R. G. V., Havics, R. A., Costa, P. & Krinsley, D., 1 Dec 2011, Analogs for Planetary Exploration. p. 317-347 31 p. (Special Paper of the Geological Society of America; vol. 483).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

22 Citations (Scopus)

2019

Mine-derived ochre precipitates: a potential selenium trap

Bullock, L. A., Parnell, J., Armstrong, J. G. T. & Perez, M., 2019, In: Applied Earth Science: Transactions of the Institute of Mining and Metallurgy. 128, 2, p. 41-42 2 p.

Research output: Contribution to journal › Article › peer-review

2017

Global hydrogen reservoirs in basement and basins

Parnell, J. & Blamey, N., 20 Mar 2017, In: Geochemical Transactions. 18, 2.

Research output: Contribution to journal › Article › peer-review

Open Access

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8 Citations (Scopus)

8 Downloads (Pure)

2011

A demonstration of an affinity between pyrite and organic matter in a hydrothermal setting

Lindgren, P., Parnell, J., Holm, N. G. & Broman, C., 7 Feb 2011, In: Geochemical Transactions. 12, 7 p., 3.

Research output: Contribution to journal › Article › peer-review

14 Citations (Scopus)

2016

Raman spectroscopy: Caution when interpreting organic carbon from oxidising environments

Brolly, C., Parnell, J. & Bowden, S., Feb 2016, In: Planetary and space science. 121, p. 53-59 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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23 Citations (Scopus)

6 Downloads (Pure)

2013

The habitability of vesicles in martian basalt

McMahon, S., Parnell, J., Ponicka, J., Hole, M. J. & Boyce, A., Feb 2013, In: Astronomy & Geophysics. 54, 1, p. 1.17-1.21 5 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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10 Citations (Scopus)

6 Downloads (Pure)

2019

A thermal maturity map based on vitrinite reflectance of British coals

Bullock, L., Parnell, J., Muirhead, D., Armstrong, J., Schito, A. & Corrado, S., 1 Nov 2019, In: Journal of the Geological Society . 176, 6, p. 1136-1142 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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3 Citations (Scopus)

6 Downloads (Pure)

2014

Carbon dioxide drawdown by Devonian lavas

Parnell, J., Macleod, K. & Hole, M. J., Mar 2014, In: Earth and Environmental Science Transactions of the Royal Society of Edinburgh . 105, 1, p. 1-8 8 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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6 Downloads (Pure)

2013

Circumstellar habitable zones for deep terrestrial biospheres

McMahon, S. H., O'Malley-James, J. & Parnell, J., 1 Sep 2013, In: Planetary and space science. 85, p. 312-318 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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14 Citations (Scopus)

8 Downloads (Pure)

2016

Remobilization and mineralization of selenium-tellurium in metamorphosed red beds: Evidence from the Munster Basin, Ireland

Spinks, S. C., Parnell, J., Bellis, D. & Still, J., 1 Jan 2016, In: Ore Geology Reviews. 72, Part 1, p. 114-127 14 p.

Research output: Contribution to journal › Article › peer-review

18 Citations (Scopus)

2018

The deep history of Earth's biomass

McMahon, S. & Parnell, J., 2018, In: Journal of the Geological Society . 175, p. 716-720 5 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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13 Citations (Scopus)

4 Downloads (Pure)

2014

Preservation of Mesoproterozoic age deep burial fluid signatures, NW Scotland

Parnell, J., Blamey, N. J. F., Costanzo, A., Feely, M. & Boyce, A. J., Aug 2014, In: Marine and Petroleum Geology. 55, p. 275-281 7 p.

Research output: Contribution to journal › Article › peer-review

6 Citations (Scopus)

Limits on methane release and generation via hypervelocity impact of Martian analogue materials

Price, M. C., Ramkissoon, N. K., McMahon, S., Miljkovic, K., Parnell, J., Wozniakiewicz, P. J., Kearsley, A. T., Blamey, N. J. F., Cole, M. J. & Burchell, M. J., Apr 2014, In: International Journal of Astrobiology. 13, 2, p. 132-140 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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2 Citations (Scopus)

3 Downloads (Pure)

2017

Raman spectroscopy of shocked gypsum from a meteorite impact crater

Brolly, C., Parnell, J. & Bowden, S., Jul 2017, In: International Journal of Astrobiology. 16, 3, p. 286-292 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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1 Citation (Scopus)

11 Downloads (Pure)

2018

Selenium and tellurium resources in Kisgruva Proterozoic volcanogenic massive sulphide deposit (Norway)

Bullock, L. A., Perez, M., Armstrong, J. G., Parnell, J., Still, J. & Feldmann, J., Aug 2018, In: Ore Geology Reviews. 99, p. 411-424 15 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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14 Citations (Scopus)

7 Downloads (Pure)

2017

Hydrogen from Radiolysis of Aqueous Fluid Inclusions during Diagenesis

Parnell, J. & Blamey, N., 25 Jul 2017, In: Minerals. 7, 8, p. 1-8 8 p., 130.

Research output: Contribution to journal › Article › peer-review

Open Access

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4 Citations (Scopus)

7 Downloads (Pure)

Microbial sulphate reduction during Neoproterozoic glaciation, Port Askaig Formation, UK

Parnell, J. & Boyce, A. J., 2017, In: Journal of the Geological Society . 174, p. 850-854 5 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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7 Citations (Scopus)

6 Downloads (Pure)

2016

Evidence for Seismogenic Hydrogen Gas, a Potential Microbial Energy Source on Earth and Mars

McMahon, S., Parnell, J. & Blamey, N. J. F., 1 Sep 2016, In: Astrobiology. 16, 9, p. 690-702 13 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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12 Citations (Scopus)

7 Downloads (Pure)

2018

High selenium in the Carboniferous Coal Measures of Northumberland, North East England

Bullock, L. A., Parnell, J., Perez, M., Armstrong, J. G., Feldmann, J. & Boyce, A. J., 1 Jul 2018, In: International Journal Of Coal Geology. 195, p. 61-74 14 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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12 Citations (Scopus)

9 Downloads (Pure)

2015

Asphaltene detection using Surface Enhanced Raman Scattering (SERS)

Alabi, O. O., Edilbi, A. N. F., Brolly, C., Muirhead, D., Parnell, J., Stacey, R. & Bowden, S. A., 16 Mar 2015, In: Chemical Communications. 51, p. 7152-7155 4 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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19 Citations (Scopus)

12 Downloads (Pure)

2016

A micrometeorite record in Ordovician Durness Group limestones, Isle of Skye

Parnell, J., Salter, N. & West, P., Jun 2016, In: Earth and Environmental Science Transactions of the Royal Society of Edinburgh . 106, 2, p. 81-87 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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13 Downloads (Pure)

2017

Source rock maturation owing to igneous intrusion in rifted margin petroleum systems

Muirhead, D. K., Bowden, S. A., Parnell, J. & Schofield, N., Nov 2017, In: Journal of the Geological Society . 174, 6, p. 979-987 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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14 Citations (Scopus)

31 Downloads (Pure)

2016

Anomalous supply of bioessential molybdenum in mid-Proterozoic surface environments

Parnell, J. & Lindgren, P., Apr 2016, In: Precambrian Research. 275, p. 100-104 5 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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3 Citations (Scopus)

3 Downloads (Pure)

2014

Redox-controlled selenide mineralization in the upper old red sandstone

Spinks, S. C., Parnell, J. & Still, J. W., Oct 2014, In: Scottish Journal of Geology. 50, 2, p. 173-182 10 p.

Research output: Contribution to journal › Article › peer-review

13 Citations (Scopus)

2019

Emplacement of oil in the Devonian Weardale Granite of northern England

Baba, M., Parnell, J., Bowden, S., Armstrong, J., Perez, M. & Wang, X., Nov 2019, In: Proceedings Of The Yorkshire Geological Society. 62, 4, p. 229-237 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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2 Citations (Scopus)

8 Downloads (Pure)

2017

Subsurface biodegradation of crude oil in a fractured basement reservoir, Shropshire, UK

Parnell, J., Baba, M., Bowden, S. & Muirhead, D., 7 Mar 2017, In: Journal of the Geological Society . 174, 4, p. 655-666 12 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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16 Citations (Scopus)

9 Downloads (Pure)

Impact of oil emplacement on diagenesis in Cretaceous oil sands

Bata, T., Parnell, J., Samaila, N. K. & Still, J., Jun 2017, In: Bulletin of Canadian Petroleum Geology. 65, 2, p. 327-342 16 p.

Research output: Contribution to journal › Article › peer-review

1 Citation (Scopus)

2019

A TEM and EELS study of carbon in a melt fragment from the Gardnos impact structure

Lindgren, P., Hallis, L., Hage, F. S., Lee, M. R., Parnell, J., Plan, A., Doye, A. & MacLaren, I., 1 Nov 2019, In: Meteoritics and Planetary Science. 54, 11, p. 2698-2709 12 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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2 Citations (Scopus)

1 Downloads (Pure)

2014

Constraining causes of fish mass mortality using ultra-high-resolution biomarker measurement

Othman Wilson, A., Parnell, J., Boyce, A. J. & Bowden, S. A., 14 Oct 2014, In: Chemical Geology. 385, p. 156-162 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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2 Citations (Scopus)

6 Downloads (Pure)

2011

Ellsworth Subglacial Lake, West Antarctica: A Review of Its History and Recent Field Campaigns

Ross, N., Siegert, M. J., Rivera, A., Bentley, M. J., Blake, D., Capper, L., Clarke, R., Cockell, C. S., Corr, H. F. J., Harris, W., Hill, C., Hindmarsh, R. C. A., Hodgson, D. A., King, E. C., Lamb, H., Maher, B., Makinson, K., Mowlem, M., Parnell, J., Pearce, D. A. & 7 others, Priscu, J., Smith, A. M., Tait, A., Tranter, M., Wadham, J. L., Whalley, W. B. & Woodward, J., Jan 2011, Antarctic Subglacial Aquatic Environments. Siegert, M. J., Kennicutt II, M. C. & Bindschadler, R. A. (eds.). American Geophysical Union, p. 221-233 13 p. (Geophysical Monograph Series; vol. 192).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

17 Citations (Scopus)

2017

Contrasting microfossil preservation and lake chemistries within the 1200–1000 Ma Torridonian Supergroup of NW Scotland

Wacey, D., Brasier, M., Parnell, J., Culwick, T., Bowden, S., Spinks, S., Boyce, A. J., Davidheiser-Kroll, B., Jeon, H., Saunders, M. & Kilburn, M. R., 2017, Earth System Evolution and Early Life: a Celebration of the Work of Martin Brasier. Brasier, A. T., McIlroy, D. & McLoughlin, N. (eds.). Geological Society of London, Vol. 448. p. 105-119 15 p. (Geological Society Special Publications; vol. 448, no. 1).

Research output: Chapter in Book/Report/Conference proceeding › Chapter

Open Access

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4 Citations (Scopus)

9 Downloads (Pure)

2019

Neoproterozoic copper cycling, and the rise of metazoans

Parnell, J. & Boyce, A. J., 6 Mar 2019, In: Scientific Reports. 9, p. 1-7 7 p., 3638.

Research output: Contribution to journal › Article › peer-review

Open Access

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1 Citation (Scopus)

6 Downloads (Pure)

2013

Long term geological record of a global deep subsurface microbial habitat in sand injection complexes

Parnell, J., Boyce, A. J., Hurst, A., Davidheiser-Kroll, B. & Ponicka, J., 17 May 2013, In: Scientific Reports. 3, 6 p., 1828.

Research output: Contribution to journal › Article › peer-review

Open Access

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14 Citations (Scopus)

8 Downloads (Pure)

2015

High molybdenum availability for evolution in a Mesoproterozoic lacustrine environment

Parnell, J., Spinks, S., Andrews, S., Thayalan, W. & Bowden, S., 19 May 2015, In: Nature Communications. 6, 6996.

Research output: Contribution to journal › Article › peer-review

Open Access

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19 Citations (Scopus)

7 Downloads (Pure)

2017

Selenium and other trace element mobility in waste products and weathered sediments at Parys Mountain copper mine, Anglesey, UK

Bullock, L. A., Parnell, J., Perez, M., Feldmann, J. & Armstrong, J. G., 22 Nov 2017, In: Minerals. 7, 11, p. 1-19 19 p., 229.

Research output: Contribution to journal › Article › peer-review

Open Access

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11 Citations (Scopus)

14 Downloads (Pure)

2018

Liberation of Selenium from Alteration of the Bowland Shale Formation: Evidence from the Mam Tor Landslide

Parnell, J., Bullock, L., Armstrong, J. & Perez, M., Nov 2018, In: Quarterly Journal of Engineering Geology and Hydrogeology. 51, 4, p. 503-508 6 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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2 Citations (Scopus)

6 Downloads (Pure)

2019

Determination of Se and Te in coal at ultra-trace levels by ICP-MS after microwave-induced combustion

Rondan, F. S., Henn, A. S., Mello, P. A., Perez, M., Bullock, L. A., Parnell, J., Feldmann, J., Flores, E. M. M. & Mesko, M. F., 1 May 2019, In: Journal of Analytical Atomic Spectrometry. 34, 5, p. 998-1004 7 p.

Research output: Contribution to journal › Article › peer-review

5 Citations (Scopus)

Variscan cycling of gold into a global coal reservoir

Parnell, J., Nov 2019, In: Ore Geology Reviews. 114, 103158.

Research output: Contribution to journal › Review article › peer-review

Open Access

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1 Citation (Scopus)

1 Downloads (Pure)

2018

Determination of Se at low concentration in coal by collision/reaction cell technology inductively coupled plasma mass spectrometry

Henn, A. S., Rondan, F. S., Mesko, M. F., Mello, P. A., Perez, M., Armstrong, J., Bullock, L. A., Parnell, J., Feldmann, J. & Flores, E. M. M., May 2018, In: Spectrochimica Acta - Part B Atomic Spectroscopy. 143, p. 48-54 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

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10 Citations (Scopus)

6 Downloads (Pure)

2016

The geological and microbiological controls on the occurrence, mobility and concentration of Se and Te in coal and black shales

Bullock, L. A., Armstrong, J. G. & Parnell, J., 2016, In: Applied Earth Science. 125, 2, p. 79-79 1 p.

Research output: Contribution to journal › Abstract › peer-review

Open Access

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4 Downloads (Pure)

2015

Avoiding misidentification of bands in planetary Raman spectra

Harris, L. V., McHugh, M., Hutchinson, I. B., Ingley, R., Malherbe, C., Parnell, J., Olcott Marshall, A. & Edwards, H. G. M., 1 Oct 2015, In: Journal of Raman Spectroscopy. 46, 10, p. 863-872 10 p.

Research output: Contribution to journal › Article › peer-review