| Highly siderophile element composition of the Earth’s primitive upper mantle: constraints from new data on peridotite massifs and xenoliths H Becker, MF Horan, RJ Walker, S Gao, JP Lorand, RL Rudnick Geochimica et Cosmochimica Acta 70 (17), 4528-4550, 2006 | 614 | 2006 |
| Highly siderophile elements in chondrites MF Horan, RJ Walker, JW Morgan, JN Grossman, AE Rubin Chemical Geology 196 (1-4), 27-42, 2003 | 325 | 2003 |
| Comparative 187Re-187Os systematics of chondrites: Implications regarding early solar system processes RJ Walker, MF Horan, JW Morgan, H Becker, JN Grossman, AE Rubin Geochimica et Cosmochimica Acta 66 (23), 4187-4201, 2002 | 299 | 2002 |
| Re-Os isotopic evidence for an enriched-mantle source for the Noril'sk-type, ore-bearing intrusions, Siberia RJ Walker, JW Morgan, MF Horan, GK Czamanske, EJ Krogstad, ... Geochimica et Cosmochimica Acta 58 (19), 4179-4197, 1994 | 297 | 1994 |
| Residual platinum-group minerals from highly depleted harzburgites of the Lherz massif (France) and their role in HSE fractionation of the mantle A Luguet, SB Shirey, JP Lorand, MF Horan, RW Carlson Geochimica et Cosmochimica Acta 71 (12), 3082-3097, 2007 | 252 | 2007 |
| Contributors to chromium isotope variation of meteorites L Qin, CMOD Alexander, RW Carlson, MF Horan, T Yokoyama Geochimica et Cosmochimica Acta 74 (3), 1122-1145, 2010 | 246 | 2010 |
| Applications of the 190Pt 186Os isotope system to geochemistry and cosmochemistry RJ Walker, JW Morgan, ES Beary, MI Smoliar, GK Czamanske, MF Horan Geochimica et Cosmochimica Acta 61 (22), 4799-4807, 1997 | 228 | 1997 |
| Chondrite barium, neodymium, and samarium isotopic heterogeneity and early earth differentiation RW Carlson, M Boyet, M Horan Science 316 (5828), 1175-1178, 2007 | 222 | 2007 |
| Strontium isotope geochemistry of groundwaters and streams affected by agriculture, Locust Grove, MD JK Böhlke, M Horan Applied Geochemistry 15 (5), 599-609, 2000 | 188 | 2000 |
| 182W and 187Re-187Os systematics of iron meteorites: Chronology for melting, differentiation, and crystallization in asteroids MF Horan, MI Smoliar, RJ Walker Geochimica et Cosmochimica Acta 62 (3), 545-554, 1998 | 188 | 1998 |
| Heterogeneous accretion and the moderately volatile element budget of Earth M Schönbächler, RW Carlson, MF Horan, TD Mock, EH Hauri Science 328 (5980), 884-887, 2010 | 183 | 2010 |
| Rhenium and osmium isotopes in black shales and Ni-Mo-PGE-rich sulfide layers, Yukon Territory, Canada, and Hunan and Guizhou provinces, China MF Horan, JW Morgan, RI Grauch, RM Coveney Jr, JB Murowchick, ... Geochimica et Cosmochimica Acta 58 (1), 257-265, 1994 | 177 | 1994 |
| Siderophile elements in Earth's upper mantle and lunar breccias: data synthesis suggests manifestations of the same late influx JW Morgan, RJ Walker, AD Brandon, MF Horan Meteoritics & Planetary Science 36 (9), 1257-1275, 2001 | 139 | 2001 |
| Supplementary Materials for H Rizo, RJ Walker, RW Carlson, MF Horan, S Mukhopadhyay, V Manthos, ... | 139* | |
| Re—Os isotopic constraints on the origin of volcanic rocks, Gorgona Island, Colombia: Os isotopic evidence for ancient heterogeneities in the mantle RJ Walker, LM Echeverria, SB Shirey, MF Horan Contributions to Mineralogy and Petrology 107, 150-162, 1991 | 134 | 1991 |
| Osmium and neodymium isotopic constraints on the temporal and spatial evolution of Siberian flood basalt sources MF Horan, RJ Walker, VA Fedorenko, GK Czamanske Geochimica et Cosmochimica Acta 59 (24), 5159-5168, 1995 | 129 | 1995 |
| Osmium-187 enrichment in some plumes: evidence for core-mantle interaction? RJ Walker, JW Morgan, MF Horan Science 269 (5225), 819-822, 1995 | 125 | 1995 |
| Rhenium-osmium concentration and isotope systematics in group IIAB iron meteorites JW Morgan, MF Horan, RJ Walker, JN Grossman Geochimica et Cosmochimica Acta 59 (11), 2331-2344, 1995 | 120 | 1995 |
| Os-187 Enrichment in Some Plumes-Evidence for Core-Mantle Interaction RJ Walker, JW Morgan, MF Horan Science 269 (5225), 819-822, 1995 | 117 | 1995 |
| Pt-Re-Os systematics of group IIAB and IIIAB iron meteorites DL Cook, RJ Walker, MF Horan, JT Wasson, JW Morgan Geochimica et Cosmochimica Acta 68 (6), 1413-1431, 2004 | 115 | 2004 |
