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  • John Parnell
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 journalArticle

14 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 proceedingChapter

22 Citations (Scopus)

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 proceedingChapter

16 Citations (Scopus)

Preservation of organic matter in the STONE 6 artificial meteorite experiment

Parnell, J., Bowden, S. A., Muirhead, D., Blamey, N., Westall, F., Brack, A., Demets, R., Verchovsky, S. & Brandstätter, F., Mar 2011, In : Icarus. 212, 1, p. 390-402 13 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

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 proceedingChapter

5 Citations (Scopus)

The age of the Mesoproterozoic Stoer Group sedimentary and impact deposits, NW Scotland

Parnell, J., Mark, D., Fallick, A. E., Boyce, A. & Thackrey, S., Mar 2011, In : Journal of the Geological Society . 168, 2, p. 349-358 10 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)

The Stac Fada "Impact Ejecta" Layer: Not What it Seems

Osinski, G. R., Preston, L., Ferriere, L., Prave, T., Parnell, J., Singleton, A. & Pickersgill, A. E., Jul 2011, In : Meteoritics & Planetary Sciences. 46, p. A181-A181 1 p.

Research output: Contribution to journalArticle

Weathering of post-impact hydrothermal deposits from the Haughton impact structure: implications for microbial colonization and biosignature preservation

Izawa, M. R. M., Banerjee, N. R., Osinski, G. R., Flemming, R. L., Parnell, J. & Cockell, C. S., 2 Aug 2011, In : Astrobiology. 11, 6, p. 537-550 14 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2012
Open Access
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18 Citations (Scopus)
5 Downloads (Pure)

Clean access, measurement, and sampling of Ellsworth Subglacial Lake: A method for exploring deep Antarctic subglacial lake environments

Siegert, M. J., Clarke, R. J., Mowlem, M., Ross, N., Hill, C. S., Tait, A., Hodgson, D., Parnell, J., Tranter, M., Pearce, D., Bentley, M. J., Cockell, C., Tsaloglou, M. N., Smith, A., Woodward, J., Brito, M. P. & Waugh, E., Mar 2012, In : Reviews of Geophysics. 50, 1, 40 p., RG1003.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Evidence for life in the isotopic analysis of surface sulphates in the Haughton impact structure, and potential application on Mars

Parnell, J., Boyce, A. J., Osinski, G. R., Izawa, M. R. M., Banerjee, N., Flemming, R. & Lee, P., Apr 2012, In : International Journal of Astrobiology. 11, 2, p. 93-101 9 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Heavy metal, sex and granites: Crustal differentiation and bioavailability in the mid-Proterozoic

Parnell, J., Hole, M., Boyce, A. J., Spinks, S. & Bowden, S., Aug 2012, In : Geology. 40, 8, p. 751-754 4 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Ordovician ash geochemistry and the establishment of land plants

Parnell, J. & Foster, S., 28 Aug 2012, In : Geochemical Transactions. 13, 7.

Research output: Contribution to journalArticle

Open Access
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8 Citations (Scopus)
4 Downloads (Pure)

Origin of vein-graphite derived from metamorphic fluids in moine (Glenfinnan group) rocks, NW Scotland

Wright, A. J., Blamey, N. J. F., Conliffe, J., Costanzo, A. & Parnell, J., 24 May 2012, In : Scottish Journal of Geology. 48, 1, p. 47-59 13 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Sampling methane in hydrothermal minerals on Earth and Mars

McMahon, S., Parnell, J. & Blamey, N. J. F., 1 Jul 2012, In : International Journal of Astrobiology. 11, 3, p. 163-167 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

The effects of meteorite impacts on the availability of bioessential elements for endolithic organisms

Pontefract, A., Osinski, G. R., Lindgren, P., Parnell, J., Cockell, C. S. & Southam, G., 1 Oct 2012, In : Meteoritics and Planetary Science. 47, 10, p. 1681-1691 11 p.

Research output: Contribution to journalArticle

Open Access
5 Citations (Scopus)
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 journalArticle

Open Access
File
13 Citations (Scopus)
6 Downloads (Pure)

Groundwater activity on Mars and implications for a deep biosphere

Michalski, J. R., Cuadros, J., Niles, P. B., Parnell, J., Rogers, A. D. & Wright, S. P., Feb 2013, In : Nature Geoscience. 6, 2, p. 133-138 6 p.

Research output: Contribution to journalArticle

109 Citations (Scopus)

Impact-generated hydrothermal systems on Earth and Mars

Osinski, G. R., Tornabene, L. L., Banerjee, N. R., Cockell, C. S., Flemming, R., Izawa, M. R. M., McCutcheon, J., Parnell, J., Preston, L. J., Pickersgill, A. E., Pontefract, A., Sapers, H. M. & Southam, G., Jun 2013, In : Icarus. 224, 2, p. 347-363 17 p.

Research output: Contribution to journalArticle

107 Citations (Scopus)

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 journalArticle

Open Access
File
12 Citations (Scopus)
8 Downloads (Pure)

Raman Spectroscopic Analysis of Geological and Biogeological Specimens of Relevance to the ExoMars Mission

Edwards, H. G. M., Hutchinson, I. B., Ingley, R., Parnell, J., Vitek, P. & Jehlicka, J., Jun 2013, In : Astrobiology. 13, 6, p. 543-549 7 p.

Research output: Contribution to journalArticle

Open Access
File
38 Citations (Scopus)
4 Downloads (Pure)

Sampling methane in basalt on Earth and Mars

McMahon, S., Parnell, J. & Blamey, N. J. F., Apr 2013, In : International Journal of Astrobiology. 12, 2, p. 113-122 10 p.

Research output: Contribution to journalArticle

Open Access
File
15 Citations (Scopus)
5 Downloads (Pure)

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 journalArticle

Open Access
File
5 Citations (Scopus)
5 Downloads (Pure)
2014

A Neoproterozoic petroleum system in the Dalradian Supergroup, Scottish Caledonides

Bata, T. & Parnell, J., Mar 2014, In : Journal of the Geological Society . 171, 2, p. 145-148 4 p.

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
5 Downloads (Pure)

Ar-40/Ar-39 dating of exceptional concentration of metals by weathering of Precambrian rocks at the Precambrian-Cambrian boundary

Parnell, J., Mark, D. F., Frei, R., Fallick, A. E. & Ellam, R. M., Jun 2014, In : Precambrian Research. 246, p. 54-63 10 p.

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
4 Downloads (Pure)

Cadmium sulfide in a Mesoproterozoic terrestrial environment

Parnell, J., Still, J., Spinks, S., Thayalan, W. & Bowden, S., Feb 2014, In : Mineralogical Magazine. 78, 1, p. 47-54 8 p.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
6 Downloads (Pure)

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 journalArticle

Open Access
File
5 Downloads (Pure)

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

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

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
5 Downloads (Pure)

Detection of reduced carbon in a basalt analogue for martian nakhlite: a signpost to habitat on Mars

Parnell, J., McMahon, S., Blamey, N. J. F., Hutchinson, I. B., Harris, L. V., Ingley, R., Edwards, H. G. M., Lynch, E. & Feely, M., Apr 2014, In : International Journal of Astrobiology. 13, 2, p. 124-131 8 p.

Research output: Contribution to journalArticle

Open Access
File
8 Citations (Scopus)
4 Downloads (Pure)

Enhanced organic carbon burial in large Proterozoic lakes: Implications for atmospheric oxygenation

Spinks, S. C., Parnell, J., Bowden, S. A., Taylor, R. A. D. & Maclean, M. E., Dec 2014, In : Precambrian Research. 255, Part 1, p. 202-215 14 p.

Research output: Contribution to journalArticle

5 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 journalArticle

Open Access
File
2 Citations (Scopus)
3 Downloads (Pure)

Potential for analysis of carbonaceous matter on Mars using Raman spectroscopy

Hutchinson, I. B., Parnell, J., Edwards, H. G. M., Jehlicka, J., Marshall, C. P., Harris, L. V. & Ingley, R., 15 Nov 2014, In : Planetary and space science. 103, p. 184-190 7 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

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 journalArticle

6 Citations (Scopus)

Raman spectroscopy on Mars: Identification of geological and bio-geological signatures in Martian analogues using miniaturized Raman spectrometers

Hutchinson, I. B., Ingley, R., Edwards, H. G. M., Harris, L., McHugh, M., Malherbe, C. & Parnell, J., 13 Dec 2014, In : Philosophical transactions of the royal society a-Mathematical physical and engineering sciences. 372, 2030, p. 1-13 13 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

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 journalArticle

13 Citations (Scopus)

Simultaneous and rapid asphaltene and TAN determination for heavy petroleum using an H-cell

Alabi, O., Bowden, S. A. & Parnell, J., 7 Jun 2014, In : Analytical Methods. 6, p. 3651-3660 10 p.

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
5 Downloads (Pure)

Survival of organic materials in hypervelocity impacts of ice on sand, ice, and water in the laboratory

Burchell, M. J., Bowden, S. A., Cole, M., Price, M. C. & Parnell, J., 13 Jun 2014, In : Astrobiology. 14, 6, p. 473-485 13 p.

Research output: Contribution to journalArticle

Open Access
File
11 Citations (Scopus)
5 Downloads (Pure)

Weighing the deep continental biosphere

McMahon, S. & Parnell, J., Jan 2014, In : FEMS Microbiology Ecology. 87, 1, p. 113-120 8 p.

Research output: Contribution to journalArticle

90 Citations (Scopus)
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., 2015, In : Chemical Communications. 51, 33, p. 7152-7155 4 p.

Research output: Contribution to journalArticle

Open Access
File
13 Citations (Scopus)
10 Downloads (Pure)

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 journalArticle

9 Citations (Scopus)
Open Access
File
7 Citations (Scopus)
13 Downloads (Pure)

Enhanced microbial activity in carbon-rich pillow lavas, Ordovician, Great Britain and Ireland

Parnell, J., Boyce, A. J., Davidheiser-Kroll, B., Brolly, C., Bowden, S. & Lindgren, P., Sep 2015, In : Geology. 43, 9, p. 827-830 4 p.

Research output: Contribution to journalArticle

Open Access
File
7 Downloads (Pure)

Evidence for methane in martian meteorites

Blamey, N. J. F., Parnell, J., McMahon, S., Mark, D. F., Tomkinson, T., Martin, L., Shivak, J., Izawa, M. R. M., Banerjee, N. R. & Fleming, R. L., 16 Jun 2015, In : Nature Communications. 6, 7 p., 7399.

Research output: Contribution to journalArticle

Open Access
File
35 Citations (Scopus)
5 Downloads (Pure)

Evidence for microbial activity in British and Irish Ordovician pillow lavas

Parnell, J., Hole, M. & Boyce, A. J., 1 Jul 2015, In : Geological Journal. 50, 4, p. 497-508 12 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Geochemical evidence for a Cretaceous oil sand (Bima oil sand) in the Chad Basin, Nigeria

Bata, T., Parnell, J., Samaila, N. K., Abubakar, M. B. & Maigari, A. S., Nov 2015, In : Journal of African Earth Sciences. 111, p. 148–155 8 p.

Research output: Contribution to journalArticle

Open Access
File
8 Citations (Scopus)
4 Downloads (Pure)

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 journalArticle

Open Access
File
15 Citations (Scopus)
6 Downloads (Pure)

Selenium and tellurium enrichment in palaeo-oil reservoirs

Parnell, J., Bellis, D., Feldmann, J. & Bata, T., Jan 2015, In : Journal of Geochemical Exploration. 148, p. 169-173 5 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)
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 journalArticle

Open Access
File
12 Downloads (Pure)

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 journalArticle

Open Access
File
2 Citations (Scopus)
3 Downloads (Pure)

Clean subglacial access: prospects for future deep hot-water drilling

Makinson, K., Pearce, D., Hodgson, D. A., Bentley, M. J., Smith, A. M., Tranter, M., Rose, M., Ross, N., Mowlem, M., Parnell, J. & Siegert, M. J., 28 Jan 2016, In : Philosophical transactions of the royal society a-Mathematical physical and engineering sciences. 374, 2059, 20140304.

Research output: Contribution to journalArticle

Open Access
File
9 Citations (Scopus)
5 Downloads (Pure)