World's Best Scientists 2026 revealed!
Geoffrey L. Clarke

Geoffrey L. Clarke

D-Index & Metrics

Earth Science

D-Index
56
Citations
8347
World Ranking
2496
National Ranking
145

Geoffrey L. Clarke 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 Geoffrey L. Clarke 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: 139 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

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

Geoffrey L. Clarke 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 Geoffrey L. Clarke 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: 56 D-Index — 69th percentile

69% of scientists in this discipline score the same or lower.

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

Overview

Geoffrey L. Clarke is affiliated with the University of Sydney in Australia. Their research primarily focuses on Earth and Planetary Sciences, with a specialized emphasis on Geophysics. Clarke's work frequently intersects with topics such as Geological and Geochemical Analysis, High-pressure geophysics and materials, and earthquake and tectonic studies.

Their publication record includes contributions to several well-regarded scientific journals. Notable venues where Clarke's work appears are:

  • Journal of Metamorphic Geology
  • Tectonophysics
  • Journal of Geophysical Research Solid Earth

Among Clarke's recent scholarly papers are:

  • "Cryptic evidence for the former presence of lawsonite in blueschist and eclogite," published in 2020 in the Journal of Metamorphic Geology
  • "Magmatic flare-ups in arcs controlled by fluctuations in subduction water flux," published in 2024 in Tectonophysics
  • "Delayed Growth of Ferropericlase and Bridgmanite Controls Slab Residence at the 660-km Discontinuity," published in 2021 in the Journal of Geophysical Research Solid Earth

Clarke has collaborated frequently with several researchers across their published work. Notable coauthors include:

  • Timothy Chapman
  • Luke Milan
  • Sabin Zahirovic
  • Andrew Merdith
  • Ming-Dao Sun

The scientist's research contributes to a deeper understanding of the complex interactions within the Earth's interior, particularly focusing on high-pressure mineral physics and tectonic processes. Studies involving minerals such as lawsonite and bridgmanite under various geological conditions are characteristic of Clarke's contributions.

Best Publications

  • The interpretation of reaction textures in Fe-rich metapelitic granulites of the Musgrave Block, central Australia: constraints from mineral equilibria calculations in the system K2O-FeO-MgO-Al2O3-SiO2-H2O-TiO2-Fe2O3

    R. W. White;Roger Powell;G. L. Clarke

  • Eocene arc-continent collision in New Caledonia and implications for regional southwest Pacific tectonic evolution

    J. C. Aitchison;G. L. Clarke;S. Meffre;D. Cluzel

  • Fractionation of bulk rock composition due to porphyroblast growth: effects on eclogite facies mineral equilibria, Pam Peninsula, New Caledonia

    B. A. Marmo;G. L. Clarke;R. Powell

  • A two-stage evolution of the Neoproterozoic Rayner Structural Episode: new U–Pb sensitive high resolution ion microprobe constraints from the Oygarden Group, Kemp Land, East Antarctica

    N M Kelly;G L Clarke;Christopher Fanning

  • Prograde Metamorphic Assemblage Evolution during Partial Melting of Metasedimentary Rocks at Low Pressures: Migmatites from Mt Stafford, Central Australia

    R. W. White;Roger Powell;G. L. Clarke

  • Principles of Metamorphic Petrology

    R. H. Vernon;G. L. Clarke

  • The lawsonite paradox: a comparison of field evidence and mineral equilibria modelling

    G. L. Clarke;R. Powell;J. A. Fitzherbert

  • Transition of metamorphic series from the Kyanite- to andalusite-types in the Altai orogen, Xinjiang, China: Evidence from petrography and calculated KMnFMASH and KFMASH phase relations

    Chunjing Wei;Geoffrey Clarke;Wei Tian;Lin Qiu

  • Eclogites and Blueschists of the Pam Peninsula, NE New Caledonia: a Reappraisal

    G.L. Clarke;J.C. Aitchison;D. Cluzel

  • The Late Jurassic to present evolution of the Andean margin: Drivers and the geological record

    Kayla T. Maloney;Geoffrey L. Clarke;Keith A. Klepeis;Leonardo Quevedo

  • Calculated phase equilibria for MORB compositions: a reappraisal of the metamorphic evolution of lawsonite eclogite

    C. J. Wei;G. L. Clarke

  • Cretaceous high‐P granulites at Milford Sound, New Zealand: metamorphic history and emplacement in a convergent margin setting

    G. L. Clarke;K. A. Klepeis;N. R. Daczko

  • Metamorphism of High/ultrahigh-pressure Pelitic–Felsic Schist in the South Tianshan Orogen, NW China: Phase Equilibria and P–T Path

    Chunjing Wei;Wei Wang;Wei Wang;Geoffrey L. Clarke;Lifei Zhang

  • Calculated phase equilibria for low- and medium-pressure metapelites in the KFMASH and KMnFMASH systems

    C. J. Wei;R. Powell;G. L. Clarke

  • Low-pressure granulite facies metapelitic assemblages and corona textures from MacRobertson Land, east Antarctica: the importance of Fe2O3and TiO2in accounting for spinel-bearing assemblages

    G. L. Clarke;R. Powell;M. Guiraud

  • Continental underthrusting and obduction during the Cretaceous closure of the Rocas Verdes rift basin, Cordillera Darwin, Patagonian Andes

    Keith Klepeis;Paul Betka;Paul Betka;Geoffrey Clarke;Mark Fanning

  • Metamorphism in the Olary Block, South Australia: compression with cooling in a Proterozoic fold belt

    G.L. Clarke;M. Guiraud;R. Powell;J.P. Burg

  • In-situ U–Pb geochronology and Hf isotope analyses of the Rayner Complex, east Antarctica

    J. A. Halpin;C. L. Gerakiteys;G. L. Clarke;E. A. Belousova

  • Decoding near-concordant U–Pb zircon ages spanning several hundred million years: recrystallisation, metamictisation or diffusion?

    J. A. Halpin;J. A. Halpin;N. R. Daczko;L. A. Milan;G. L. Clarke

  • Occurrence and Origin of Andalusite in Peraluminous Felsic Igneous Rocks

    DB Clarke;M. Dorais;B. Barbarin;D. Barker

Frequent Co-Authors

Nathan R. Daczko
Nathan R. Daczko Macquarie University
Keith A. Klepeis
Keith A. Klepeis University of Vermont
Jonathan C. Aitchison
Jonathan C. Aitchison University of Queensland
Richard W. White
Richard W. White University of St Andrews
Roger Powell
Roger Powell University of Melbourne
Jacqueline A. Halpin
Jacqueline A. Halpin University of Tasmania
Trevor Ireland
Trevor Ireland University of Queensland
Dominique Cluzel
Dominique Cluzel University of New Caledonia
Sandra Piazolo
Sandra Piazolo University of Leeds
Ron H. Vernon
Ron H. Vernon Macquarie 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 opens doors to diverse career opportunities, and many students consider online degrees for flexibility. Military veterans, for example, may explore an online spanish degree for military veterans as a complementary skill to enhance communication in global environmental projects.

For those interested in combining creativity and science, programs among the best online mfa programs offer unique opportunities to develop skills in environmental art, science communication, and visualization.

Earth Science graduates looking to advance into leadership roles might also consider online masters programs in human resource management. These programs help build expertise in managing teams and projects within scientific organizations or environmental firms.

Additionally, seniors seeking to expand their knowledge quickly can benefit from one of the one year degree programs for seniors. These pathways offer the chance to gain valuable Earth Science insights without a long-term time commitment.

Best Scientists Citing Geoffrey L. Clarke

Trending Scientists

Recently Published Articles