M. A. Morrison

2.6k citations

32 papers · 2.3k · 1 hit paper · h-index 25

Impact in

Geophysics top 0.5%
- Geological and Geochemical Analysis
- earthquake and tectonic studies
- High-pressure geophysics and materials
- Geological and Geophysical Studies Worldwide
Geochemistry and Petrology top 2%
- Geochemistry and Elemental Analysis

Papers in

Geophysics 32
- Geological and Geochemical Analysis 31
- High-pressure geophysics and materials 18
- earthquake and tectonic studies 15
Artificial Intelligence 13
- Geochemistry and Geologic Mapping 13

Co-authors: R. N. Thompson (23 shared papers)G. L. Hendry (13 shared papers)Alan P. Dickin (17 shared papers)S. J. Parry (1 shared paper)Philip T. Leat (13 shared papers)Ian L. Gibson (3 shared papers)Sally Gibson (7 shared papers)Susan E. Humphris (1 shared paper)
Journals: Journal of Petrology (3 papers)Earth and Planetary Science Letters (3 papers)Chemical Geology (3 papers)Journal of the Geological Society (3 papers)Journal of Geophysical Research Atmospheres (2 papers)
Partner nations: United Kingdom Canada United States

In The Last Decade

M. A. Morrison

32 papers receiving 2.0k citations

Hit Papers

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An assessment of the relative roles of crust and mantle in magma genesis: an elemental approach 1984 · 641 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

1984 Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences

Peers

Countries citing papers authored by M. A. Morrison

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Citations

This map shows the geographic impact of M. A. Morrison's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by M. A. Morrison with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites M. A. Morrison more than expected).

Fields of papers citing papers by M. A. Morrison

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by M. A. Morrison. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by M. A. Morrison. The network helps show where M. A. Morrison may publish in the future.

Co-authors

The 25 scholars most cited alongside M. A. Morrison, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with M. A. Morrison Line = papers co-authored together M. A. Morrison links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 32 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	An assessment of the relative roles of crust and mantle in magma genesis: an elemental approach Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences ·R. N. Thompson, M. A. Morrison, G. L. Hendry, S. J. Parry Hit paper breakdown →	1984	641
2	Asthenospheric and lower-lithospheric mantle contributions to continental extensional magmatism: An example from the British Tertiary Province Chemical Geology ·R. N. Thompson, M. A. Morrison	1988	216
3	Elemental fingerprints of isotopic contamination of hebridean Palaeocene mantle-derived magmas by archaean sial Contributions to Mineralogy and Petrology ·R. N. Thompson, Alan P. Dickin, Ian L. Gibson, M. A. Morrison	1982	156
4	Strongly potassic mafic magmas from lithospheric mantle sources during continental extension and heating: evidence from Miocene minettes of northwest Colorado, U.S.A. Earth and Planetary Science Letters ·R. N. Thompson, Philip T. Leat, Alan P. Dickin, M. A. Morrison, G. L. Hendry, Sally Gibson	1990	116
5	Compositionally-Diverse Miocene--Recent Rift-Related Magmatism in Northwest Colorado: Partial Melting, and Mixing of Mafic Magmas from 3 Different Asthenospheric and Lithospheric Mantle Sources Journal of Petrology ·Philip T. Leat, R. N. Thompson, M. A. Morrison, G. L. Hendry, Alan P. Dickin	1988	106
6	Ultrapotassic Magmas along the Flanks of the Oligo-Miocene Rio Grande Rift, USA: Monitors of the Zone of Lithospheric Mantle Extension and Thinning Beneath a Continental Rift Journal of Petrology ·Sally Gibson, R. N. Thompson, P. T. Leat, M. A. Morrison, G. L. Hendry, Alan P. Dickin, J. G. Mitchell	1993	97
7	Two contrasting styles of interaction between basic magmas and continental crust in the British Tertiary Volcanic Province Journal of Geophysical Research Atmospheres ·R. N. Thompson, M. A. Morrison, Alan P. Dickin, Ian L. Gibson, Russell S. Harmon	1986	89
8	Influence of rock crystallisation history upon subsequent lanthanide mobility during hydrothermal alteration of basalts Chemical Geology ·Susan E. Humphris, M. A. Morrison, R. N. Thompson	1978	86
9	The use of “immobile” trace elements to distinguish the palaeotectonic affinities of metabasalts: Applications to the Paleocene basalts of Mull and Skye, Northwest Scotland Earth and Planetary Science Letters ·M. A. Morrison	1978	63
10	The composition and emplacement of basaltic magmas produced during the development of continental-margin basins: the Gulf of California, Mexico Journal of the Geological Society ·A.D. Saunders, Daniel J. Fornari, M. A. Morrison	1982	53
11	Source of the Quaternary Alkalic Basalts, Picrites and Basanites of the Potrillo Volcanic Field, New Mexico, USA: Lithosphere or Convecting Mantle? Journal of Petrology ·R. N. Thompson, Christopher J. Ottley, P.M. Smith, D. Graham Pearson, Alan P. Dickin, M. A. Morrison, Philip T. Leat, Sally Gibson	2005	49
12	Crustal contamination and the granite problem in the British Tertiary Volcanic Province Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences ·Alan P. Dickin, Joyce Brown, R. N. Thompson, A. N. Halliday, M. A. Morrison	1984	47
13	Geodynamic significance of post-Variscan intrusive and extrusive potassic magmatism in SW England Transactions of the Royal Society of Edinburgh Earth Sciences ·Philip T. Leat, R. N. Thompson, M. A. Morrison, G. L. Hendry, S. C. Trayhorn	1987	47
14	Quaternary volcanism in northwestern Colorado: Implications for the roles of asthenosphere and lithosphere in the genesis of continental basalts Journal of Volcanology and Geothermal Research ·Philip T. Leat, R. N. Thompson, Alan P. Dickin, M. A. Morrison, G. L. Hendry	1989	46
15	Silicic Magmas Derived by Fractional Crystallization from Miocene Minette, Elkhead Mountains, Colorado Mineralogical Magazine ·Philip T. Leat, R. N. Thompson, M. A. Morrison, G. L. Hendry, Alan P. Dickin	1988	46
16	Asthenosphere-derived magmatism in the Rio Grande rift, western USA: implications for continental break-up Geological Society London Special Publications ·Sally Gibson, R. N. Thompson, Philip T. Leat, Alan P. Dickin, M. A. Morrison, G. L. Hendry, J. G. Mitchell	1992	40
17	Geochemistry of late Caledonian minettes from Northern Britain: implications for the Caledonian sub-continental lithospheric mantle Mineralogical Magazine ·Jason Canning, P. J. Henney, M. A. Morrison, Jamie Gaskarth	1996	37
18	Lateral chemical heterogeneity in the Palaeocene upper mantle beneath the Scottish Hebrides Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences ·M. A. Morrison, R. N. Thompson, Ian L. Gibson, G. F. Marriner	1980	35
19	An assessment of the ThHfTa diagram as a discriminant for tectonomagmatic classifications and in the detection of crustal contamination of magmas Earth and Planetary Science Letters ·R. N. Thompson, M. A. Morrison, Dave Mattey, Alan P. Dickin, S. Moorbath	1980	35
20	Geochemical evidence for complex magmatic plumbing during development of a continental volcanic center Geology ·M. A. Morrison, R. N. Thompson, Alan P. Dickin	1985	33

About M. A. Morrison

M. A. Morrison is a scholar working on Geophysics, Artificial Intelligence, Atmospheric Science, Paleontology and Geochemistry and Petrology, having authored 32 papers that have together received 2.3k indexed citations. Recurring topics across this work include Geological and Geochemical Analysis (31 papers), High-pressure geophysics and materials (18 papers), earthquake and tectonic studies (15 papers), Geochemistry and Geologic Mapping (13 papers), Geology and Paleoclimatology Research (4 papers), Geochemistry and Elemental Analysis (3 papers), Paleontology and Stratigraphy of Fossils (3 papers) and CO2 Sequestration and Geologic Interactions (1 paper). The work is most often cited by research in Geophysics (2.2k citations), Geochemistry and Petrology (278 citations), Artificial Intelligence (1.1k citations), Paleontology (152 citations) and Geology (107 citations). M. A. Morrison has collaborated with scholars based in United Kingdom, Canada and United States. Frequent co-authors include R. N. Thompson, G. L. Hendry, Alan P. Dickin, S. J. Parry, Philip T. Leat, Ian L. Gibson, Sally Gibson, Susan E. Humphris, J. G. Mitchell and Daniel J. Fornari. Their work appears in journals such as Journal of Petrology, Earth and Planetary Science Letters, Chemical Geology, Journal of the Geological Society and Journal of Geophysical Research Atmospheres.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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