Graham Ryder
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Most Influential Person Now
British geologist
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Earth Sciences
Graham Ryder's Degrees
- Masters Geology University of Oxford
Why Is Graham Ryder Influential?
(Suggest an Edit or Addition)According to Wikipedia, Graham Ryder was an English geologist and lunar scientist. He was educated at the University of Wales, Swansea, receiving his BSc in 1970. He then earned a PhD in geology from Michigan State University in 1974. His post-doctoral work was performed at the Smithsonian Astrophysical Observatory.
Graham Ryder's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Stratigraphy and Isotope Ages of Lunar Geologic Units: Chronological Standard for the Inner Solar System (2001) (368)
- Cratering History and Lunar Chronology (2006) (304)
- The Cretaceous-Tertiary event and other catastrophes in earth history (1996) (289)
- New links between the Chicxulub impact structure and the Cretaceous/Tertiary boundary (1992) (276)
- Mass flux in the ancient Earth‐Moon system and benign implications for the origin of life on Earth (2002) (206)
- The Time-Dependent Intense Bombardment of the Primordial Earth/Moon System (2000) (201)
- Lunar samples, lunar accretion and the early bombardment of the Moon (1990) (192)
- Argon-40/Argon-39 Age Spectra of Apollo 17 Highlands Breccia Samples by Laser Step Heating and the Age of the Serenitatis Basin (1996) (112)
- A model of the Chicxulub impact basin based on evaluation of geophysical data, well logs, and drill core samples (1996) (110)
- Serenitatis and Imbrium impact melts - Implications for large-scale layering in the lunar crust (1977) (101)
- Evidence for circulating immune complexes in lepromatous leprosy. (1972) (96)
- 40Ar/39Ar age spectra of Apollo 15 impact melt rocks by laser step‐heating and their bearing on the history of lunar basin formation (1993) (91)
- DISAPPEARANCE OF IMMUNOGLOBULIN AND COMPLEMENT FROM THE ARTHUS REACTION AND ITS RELEVANCE TO STUDIES OF VASCULITIS IN MAN (1971) (90)
- Targeting the impactors: siderophile element signatures of lunar impact melts from Serenitatis (2002) (74)
- Lunar sample 15405: Remnant of a KREEP basalt-granite differentiated pluton (1976) (72)
- Heavy Bombardment on the Earth at ~3.85 Ga: The Search for Petrographic and Geochemical Evidence (2000) (65)
- Lunar ferroan anorthosites and mare basalt sources: The mixed connection (1991) (60)
- Bombardment of the Hadean Earth: wholesome or deleterious? (2003) (58)
- Chapter 5. LUNAR SAMPLES (1998) (54)
- Chemical variation of the large Apollo 15 olivine-normative mare basalt rock samples (2001) (52)
- Lunar anorthosite 60025, the petrogenesis of lunar anorthosites, and the composition of the Moon (1982) (51)
- Chemical composition and origin of Apollo 15 impact melts (1987) (48)
- Geochemical constraints on the igneous evolution of the lunar crust. (1980) (47)
- Apollo 17 impact melts and their relation to the Serenitatis basin (1981) (46)
- The complex stratigraphy of the highland crust in the Serenitatis region of the Moon inferred from mineral fragment chemistry (1997) (44)
- Probable age of Autolycus and calibration of lunar stratigraphy (1991) (39)
- A summary of the petrology and geochemistry of pristine highlands rocks (1979) (37)
- The distinction of pristine from meteorite-contaminated highlands rocks using metal compositions (1980) (36)
- Coincidence in Time of the Imbrium Basin Impact and Apollo 15 KREEP Volcanic Flows: The Case for Impact-Induced Melting (1994) (34)
- Boulder 1, Station 2, Apollo 17: Petrology and petrogenesis (1975) (30)
- The chemical components of highlands breccias (1979) (28)
- Petrology of Apollo 15 black-and-white rocks 15445 and 15455 - Fragments of the Imbrium impact melt sheet (1977) (28)
- Geology and petrology of the Apollo 15 landing site: Past, present, and future understanding (1985) (28)
- Chemical variation and zoning of olivine in lunar dunite 72415 - Near-surface accumulation (1992) (25)
- Volcanic rocks in the lunar highlands (1980) (25)
- ALHA 81005: Moon, mars, petrography, and Giordano Bruno (1983) (24)
- Evolved hypabyssal rocks from Station 7, Apennine Front, Apollo 15. (1991) (21)
- Apollo 17 KREEPy basalt: A rock type intermediate between mare and KREEP basalts (1977) (20)
- Lunar granites with unique ternary feldspars (1975) (20)
- Did mare-type volcanism commence early in lunar history (1976) (19)
- Sources of mineral fragments in impact melts 15445 and 15455: toward the origin of low-K Fra Mauro basalt. (1991) (19)
- Proceedings of Lunar and Planetary Science (1991) (19)
- Ten Years after Pneumonectomy for Carcinoma (1963) (19)
- New views of the Moon: Improved understanding through data integration (2000) (19)
- 40AR/39Ar ages of six Apollo 15 impact melt rocks by laser step heating (1991) (17)
- Petrographic evidence for nonlinear cooling rates and a volcanic origin for Apollo 15 KREEP basalts (1987) (16)
- A distinct variant of high-titanium mare basalt from the Van Serg core, Apollo 17 landing site (1990) (15)
- On the origin of Luna 24 basalts and soils (1978) (15)
- Accretion and Bombardment in the Early Earth-Moon System: The Lunar Record (1990) (14)
- Coincidences in time of the Imbrium Basin impact and Apollo 15 KREEP volcanic series: Impact-induced melting? (1992) (14)
- Chemical dispersion among Apollo 15 olivine-normative mare basalts (1988) (12)
- The case for planetary sample return missions: Origin and evolution of the Moon and its environment (1989) (12)
- A glass spherule of questionable impact origin from the Apollo 15 landing site: Unique target mare basalt (1996) (12)
- Poikilitic KREEP impact melts in the Apollo 14 white rocks (1976) (12)
- Siderophiles in the Brachina meteorite: impact melting? (1982) (11)
- The reliability of macroscopic identification of lunar coarse fines particles and the petrogenesis of 2-4 mm particles in Apennine Front sample 15243 (1988) (11)
- Basalts from Mare Crisium (1977) (11)
- A rationale for the origins of massif anorthosites (1974) (11)
- Catalog of Apollo 17 rocks. Volume 1: Stations 2 and 3 (South Massif) (1993) (9)
- Catalog of Pristine Non-Mare Materials Part 1, Non-Anorthosites (Revised) (1979) (9)
- Quenching and disruption of lunar KREEP lava flows by impacts (1988) (8)
- The Apollo 15 coarse fines (4-10 mm) (1989) (8)
- Detritus in K/T boundary clays of western North America - Evidence against a single oceanic impact (1990) (8)
- Petrogenetic Considerations for Ureilites (1981) (8)
- Mass Flux During the Ancient Lunar Bombardment: The Cataclysm (2001) (8)
- A note against a small‐body origin for shergottites, nakhlites, and chassignites (1982) (7)
- The Unique Significance and Origin of the Cretaceous-Tertiary Boundary: Historical Context and Burdens of Proof (1996) (7)
- Workshop on New Views of the Moon, Integrated Remotely Sensed, Geophysical, and Sample Datasets : Lunar and Planetary Institute, Houston, Texas, September 18-20, 1998 (1998) (7)
- Frasnian-Famennian Boundary: Mass Extinctions, Anoxic Oceans, Microtektite Layers, but not much Iridium? (1996) (7)
- The parental magma for some rocks from the Norite 1 subzone of the Stillwater Complex - A lunar analog study (1985) (7)
- An Apollo 15 Mare Basalt Fragment and Lunar Mare Provinces (1996) (7)
- Proceedings of the Eighteenth Lunar and Planetary Science Conference,held at Houston, Texas, USA, 16 - 20 March 1987. (1988) (6)
- Land Use Site Reconnaissance by Computer-Assisted Derivative Mapping (1975) (6)
- Chronology and complexity of early lunar crust (1989) (6)
- Old Age of Formation for a Distinct Variety of A17 High-Titanium Mare Basalt (1998) (6)
- MINOR ELEMENTS IN MARJALAHTI OLIVINE (1984) (5)
- Identifying Impact Events Within the Lunar Cataclysm from 40Ar-39Ar Ages of Apollo 16 Impact Melt Rocks (2004) (5)
- Workshop on Pristine Highlands Rocks and the early History of the Moon (1983) (5)
- Glass Beads Tell a Tale of Lunar Bombardment (2000) (5)
- Highly Siderophile (Re-PGE) and Lithophile Element Geochemistry of Apollo 17 LKFM Impact Melts (2001) (5)
- Lunar Highlands Totality from Bits and Pieces: A Whole-Rock-Chemistry-Free Characterization of an Evolved Hypabyssal Igneous Gabbro Schlieren from the Apollo 17 Landing Site (1992) (4)
- ALHA 81005: Petrography, Shock, Moon, Mars, Giordano Bruno, and Composition (1983) (4)
- Analyses of Apollo 15 Green Glasses: Groupings and Their Spatial Relationships (1986) (4)
- Chemistry of Mineral Separates from Three Antarctic Aubrites from Allan Hills (1986) (4)
- Serenitatis and Imbrium Impact Melts: Implications for Lunar Crustal Composition and Stratigraphy (1977) (4)
- Kreep glass and the exotic provenance and formation of polymict breccia 66055 (1982) (4)
- Workshop on Geology of the Apollo 17 Landing Site (1992) (4)
- Differentiation of an andesine-type anorthosite: The San Gabriel Suite (1975) (4)
- Relationships Among Impact Melt Samples From the Taurus-Littrow Massifs, Apollo 17 Landing Site (1996) (3)
- Spectral Variations Among Crystalline and Glassy Apollo 17 Impact Melt Rocks (1996) (3)
- Spectral Characteristics of Lunar Impact Melts: Implications for Remote Sensing (1997) (3)
- 40Ar/39Ar Laser Step Heating Ages of Some Apollo 17 Melt Rocks and the Age of the Serenitatis Impact (1996) (3)
- Mare basalts on the Apennine Front and the mare stratigraphy of the Apollo 15 landing site (1989) (3)
- Sample Return Mission to the South Pole Aitken Basin (1999) (3)
- Bombardment in the Moon-Earth System 4.5-3.8 GA Ago: The Lunar Record of Early Quiet and Late Cataclysm (1989) (3)
- Impact melt breccias at the Apollo 17 landing site (1992) (3)
- Age of A15 Norites (1987) (2)
- Lithologies contributing to the clast population in Apollo 17 LKFM basaltic impact melts (1992) (2)
- The Apollo 17 samples: The Massifs and landslide (1992) (2)
- The Chickulub Impact Structure: Shock Deformation and Target Composition (1992) (2)
- Why lunar sample studies are not finished (1982) (2)
- Chemical Variation Among Serenitatis Impact Melt Breccia Samples in the Taurus-Littrow Valley, Apollo 17 Landing Site (1995) (2)
- Mechanisms of Lithification of Lunar Breccias (2002) (2)
- Mineralogy and Chemistry of Antarctic Aubrites (1987) (2)
- Accretion to Earth and Moon ∼3.85 Ga (2001) (2)
- 40Ar/39Ar Laser Step Heating Ages of Some Apollo 15 Impact Melt Rocks (1991) (2)
- Lunar Granite Clasts With Unique Ternary Feldspars (1975) (1)
- The fire fountains of Aristarchus. (1995) (1)
- Samples at the Apollo 15 landing site: Types and distribution (1985) (1)
- Apollo 17 Ol-Plag Vitrophyres, 76035, and the Serenitatis Melt Sheet: another Brick in the Wall (1982) (1)
- K-T impact(s): Continental, oceanic or both (1988) (1)
- The Contrast of Chemical Modeling with Petrographic Reality: Tapping of Apollo 15 Olivine-Normative Mare Basalt Magma (1991) (1)
- Apollo 15 Olivine-Normative Mare Basalts: New Chemical Analyses, Chemical Dispersion, and Chemical Relationships (1987) (1)
- Composition and vertical structure of the lunar crust (1976) (1)
- Constituents of the Lunar Crust at the Serenitatis Target: Least-Squares Mixing Calculations for Apollo 17 Poikilitic Impact Melt Rocks (1997) (1)
- Proceedings of Lunar and Planetary Science, Volume 22; Conference, Houston, TX, Mar. 18-22, 1991 (1992) (1)
- A Balanced Model for Exploration of the Terrestrial Planets: Lessons from the Lunar Experience (2000) (1)
- Field Geology/Processes (1995) (1)
- Lunar and Planetary Science Conference, 20th, Houston, TX, Mar. 13-17, 1989, Proceedings (1990) (1)
- Serenitatis: The Oldest, Largest Impact Basin Sampled in the Solar System (1997) (1)
- Olivine crystals and the petrogenesis of the Apollo 15 olivine-normative mare basalts. I - Petrography (1997) (1)
- Origin of a 6 MM Glass Sphere from the Apennine Front: Debris in the Rind (1990) (1)
- Lunar and Planetary Science Conference, 15th, Houston, TX, March 12-16, 1984, Proceedings. Part 2 (1984) (1)
- Nutshell guide to lunar breccias (1982) (1)
- Lunar and Planetary Science Conference, 17th, Houston, TX, Mar. 17-21, 1986, Proceedings. Part 2 (1987) (0)
- A New Variant of High-Ti Mare Basalt from Van Serg Drive Tube 79001 (1988) (0)
- Petrogenesis of the Apollo 15 olivine-normative mare basalts (1990) (0)
- The Unique Ancient Bombardment in the Earth-Moon System: Collision of Two Other Earth Moons 3. 9 Billion Years Ago? (1989) (0)
- Age of lunar crust and earliest volcanism (1988) (0)
- Teaching Planetary Surface Processes and Mapping to Advanced 5th and 6th Grade Students (1994) (0)
- Lunar and Planetary Science Conference, 17th, Houston, TX, Mar. 17-21, 1986, Proceedings. Part 1 (1986) (0)
- Scale of Homogeneity and Distribution of Siderophile Elements in the Apollo 17 (Serenitatis) Impact Melt Samples (1998) (0)
- Incorporation of Siderophile Elements into Impact Melts from Lunar Basins: PGE@Serenitatis.nasa.org (2002) (0)
- The moon. [review of recent lunar research] (1987) (0)
- Book-Review - Proceedings of the Eighteenth Lunar and Planetary Science Conference (1989) (0)
- Proceedings of the Seventeenth Lunar and Planetary Science Conference : organized by Lunar and Planetary Institute, Houston, Texas, March 1986 (1985) (0)
- Olivine crystals and the petrogenesis of the Apollo 15 olivine-normative mare basalts. II - Mineral chemistry (1997) (0)
- ALHA 81005: Petrographic Components of the Target (1983) (0)
- Preface [to Proceedings of the Seventeenth Lunar and Planetary Science Conference] (1986) (0)
- Luna 24 VLT Basalts: Case against Near-Surface Fractionation (1979) (0)
- Age Constraints on the Chicxulub Impact Structure: K/T or Not? (1992) (0)
- Lunar and Planetary Science Conference, 18th, Houston, TX, Mar. 16-20, 1987, Proceedings (1988) (0)
- Interdisciplinary studies by the Imbrium Consortium. Volume 2. Samples 14064, 14082, 14312, 14318, 15405, and 15445 (with a comparative petrological survey of 15455) (1976) (0)
- New views of the Moon: integrated remotely sensed, geophysical, and sample datasets (LPI 958). Proceedings. (1998) (0)
- Catastrophic events and mass extinctions: Impacts and beyond Vienna, Austria 2000 July 9–12 (2000) (0)
- Luna 24 ferrobasalt as a low-Mg primary melt (1980) (0)
- Apollo 15 impact melts, the age of Imbrium, and the Earth-Moon impact cataclysm (1992) (0)
- The Ancient Lunar Impact Record, the Ancient Terrestrial Impact Record and Possible Environments for the Origin of Life (2001) (0)
- A Test of the Accuracy of the Preliminary Macroscopic Identification of Lunar Coarse-Fine Particles: INAA and Petrographic Studies of 2-4 MM Particles From the Apennine Front (1987) (0)
- Chemical Variation Within and Among Samples of the Apollo 17 Aphanitic Impact Melt Rocks: Generation, Relationships, and Crustal Sources (1998) (0)
- Luna 24 VLT Basalt: Character and Origin (1977) (0)
- Materials in the Apennine Front, Apollo 15 (1985) (0)
- Abstract: Mechanisms of lithification of lunar breccias (2002) (0)
- Lunar and Planetary Science Conference, 19th, Houston, TX, Mar. 14-18, 1988, Proceedings (1989) (0)
- Diversity of Impact Melt Compositions at the Apennine Front (1986) (0)
- Lunar KREEP Volcanism Triggered by Basin-Scale Impact (1989) (0)
- Intention and Intension in the Integration of Lunar Data Sets: The Great Instauration (1999) (0)
- Preface [to Proceedings of the Fifteenth Lunar and Planetary Science Conference] (1984) (0)
- The complexity, depth, and rapidity of processes that formed the lunar crust. (1988) (0)
- Chemical Variation of Silicate Mineral Phases in Lunar Feldspathic Granulitic Impactites: Implications for Thermal Histories and Provenances (2001) (0)
- Limited Chemical Variation of Apollo 15 KREEP Basalts (1988) (0)
- Naming lunar mare basalts; quo vadimus redux (1999) (0)
- Deciphering Ages of Impacted Basalts Using a Crystal Chemical-Ion Microprobe Approach. An Example Using the Apollo 17 Group D Basalt (2001) (0)
- Chronology of early lunar crust (1988) (0)
- [Comment on “Igneous outbursts and mass extinctions” by Robert S. White] Igneous outbursts (1990) (0)
- Ages of lunar impact melts and lunar bombardment (1989) (0)
- Basalts from Mare Crisium. [Lunik 24 stratified core samples (1977) (0)
- Siderophile Element Compositions of Lunar Impact Breccias: Implications for the Cataclysm and Early Earth (2001) (0)
- Lunar and Planetary Science XXIX 1750 . pdf (1998) (0)
- Unique Two-Phase Lunar Impact Melt Sample 76055 (1999) (0)
- Textural Diversity and Chemical Range of Volcanic Apollo 15 KREEP Basalts (1988) (0)
- Lunar and Planetary Science Conference, 16th, Houston, TX, March 11-15, 1985, Proceedings. Part 1 (1985) (0)
- Lunar and Planetary Science Conference, 21st, Houston, TX, Mar. 12-16, 1990, Proceedings (1991) (0)
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