World's Best Scientists 2026 revealed!
Award Badge
Earth Science
South Africa
2022

D-Index & Metrics

Earth Science

D-Index
57
Citations
9414
World Ranking
2321
National Ranking
9

John J. Gurney publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where John J. Gurney sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 178 publications — 51st percentile

51% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

John J. Gurney D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where John J. Gurney sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 57 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Research.com Recognitions

  • 2022 - Research.com Earth Science in South Africa Leader Award

Overview

John J. Gurney was a researcher affiliated with the University of Cape Town in South Africa. Their academic career was connected to this institution, although detailed information on the specific departments or roles held is not provided.

There are no recorded recent papers, co-authors, or frequent publication venues associated with John J. Gurney. Likewise, there is no available data regarding book publications, which suggests a focus primarily on academic research articles rather than monographs or book chapters.

Information about the main fields of study, subfields, and topics of work is also not available. This absence of detailed data makes it difficult to specify John J. Gurney's precise areas of scientific inquiry or research specializations.

No awards or honors have been documented for John J. Gurney, and the individual is recorded as deceased. This profile is thus presented in past tense to reflect their status.

Best Publications

  • Origin of diamonds in old enriched mantle

    S. H. Richardson;S. H. Richardson;J. J. Gurney;A. J. Erlank;J. W. Harris

  • An updated classification scheme for mantle-derived garnet, for use by diamond explorers

    Herman S. Grütter;John J. Gurney;Andrew H. Menzies;Ferdi Winter

  • Diamonds and the african lithosphere.

    F. R. Boyd;John J. Gurney

  • Evidence for a 150–200-km thick Archaean lithosphere from diamond inclusion thermobarometry

    F. R. Boyd;J. J. Gurney;S. H. Richardson

  • Pyroxene solid solution in garnets included in diamond

    Rory O. Moore;John J. Gurney

  • Diamonds through Time

    J. J. Gurney;H. H. Helmstaedt;S. H. Richardson;S. B. Shirey

  • The application of C isotope measurements to the identification of the sources of C in diamonds: a review

    Melissa B. Kirkley;John J. Gurney;Marshall L. Otter;Stuart J. Hill

  • Three generations of diamonds from old continental mantle

    S. H. Richardson;J. W. Harris;J. J Gurney

  • The discovery of garnets closely related to diamonds in the Finsch pipe, South Africa

    J. J. Gurney;G. S. Switzer

  • Chemical variations in upper mantle nodules from southern African kimberlites

    Unknown

  • Archean emplacement of eclogitic components into the lithospheric mantle during formation of the Kaapvaal Craton

    Steven B. Shirey;Richard W. Carlson;Stephen H. Richardson;Andrew Menzies

  • CaSiO 3 perovskite in diamond indicates the recycling of oceanic crust into the lower mantle

    F. Nestola;N. Korolev;M. Kopylova;N. Rotiroti

  • The interpretation of the major element compositions of mantle minerals in diamond exploration

    Unknown

  • A subduction wedge origin for Paleoarchean peridotitic diamonds and harzburgites from the Panda kimberlite, Slave craton: evidence from Re–Os isotope systematics

    K. J. Westerlund;S. B. Shirey;S. H. Richardson;R. W. Carlson

  • The carbon isotopic composition and nitrogen content of lithospheric and asthenospheric diamonds from the Jagersfontein and Koffiefontein kimberlite, South Africa

    Peter Deines;J.W Harris;J.J Gurney

  • Nitrogen and 13C content of Finsch and Premier diamonds and their implications

    Peter Deines;J.W Harris;P.M Spear;J.J Gurney

  • Variations in trapping temperatures and trace elements in peridotite-suite inclusions from African diamonds: evidence for two inclusion suites, and implications for lithosphere stratigraphy

    W. L. Griffin;J. J. Gurney;C. G. Ryan

  • Carbon isotopic composition, nitrogen content and inclusion composition of diamonds from the Roberts Victor kimberlite, South Africa: Evidence for 13C depletion in the mantle

    Peter Deines;J.W Harris;J.J Gurney

  • Depth-related carbon isotope and nitrogen concentration variability in the mantle below the Orapa kimberlite, Botswana, Africa

    Peter Deines;J.W. Harris;J.J. Gurney

  • Associated chemical and carbon isotopic composition variations in diamonds from Finsch and Premier kimberlite, South Africa

    Peter Deines;J.J Gurney;J.W Harris

  • Two diamond-bearing peridotite xenoliths from the finsch kimberlite, South Africa

    S. R. Shee;J. J. Gurney;D. N. Robinson

  • Trace element geochemistry of ilmenite megacrysts from the Monastery kimberlite, South Africa

    R.O. Moore;W.L. Griffin;J.J. Gurney;C.G. Ryan

  • Mineral inclusions in diamonds from the River Ranch kimberlite, Zimbabwe

    Maya G. Kopylova;John J. Gurney;Leon R. M. Daniels

Frequent Co-Authors

Stephen H. Richardson
Stephen H. Richardson University of Cape Town
Jeff W. Harris
Jeff W. Harris University of Glasgow
Steven B. Shirey
Steven B. Shirey Carnegie Institution for Science
Ben Harte
Ben Harte University of Edinburgh
Richard W. Carlson
Richard W. Carlson Carnegie Institution for Science
D.G. Pearson
D.G. Pearson University of Alberta
William L. Griffin
William L. Griffin Macquarie University
Maya G. Kopylova
Maya G. Kopylova University of British Columbia
Chris Ryan
Chris Ryan University of Waikato
Hong-Fu Zhang
Hong-Fu Zhang Northwest University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Earth Science in the USA opens doors to diverse career pathways. Many students seek flexible options like online degrees to balance learning with other commitments. Just as there are affordable options such as the online spanish degree programs that combine cost-effectiveness and job prospects, Earth Science students can also find programs designed for accessibility and career readiness.

Military veterans often benefit from tailored educational offerings. Similar to how online spanish degree for military veterans focus on accommodating their unique needs, Earth Science online programs may provide veteran support services, making the transition to civilian education smoother.

Creative fields intersect with science through programs like the mfa degree online, demonstrating that interdisciplinary study is possible and beneficial. This approach is mirrored in Earth Science careers that incorporate environmental policy, education, and communication alongside hard science.

Additionally, leadership roles in environmental organizations or companies often require advanced management skills. Online options such as the online human resource management masters programs offer a pathway to develop these competencies alongside scientific expertise.

Best Scientists Citing John J. Gurney

Recently Published Articles