Short-lived mafic magmatism at 560–570 Ma in the northern Norwegian Caledonides: U–Pb zircon ages from the Seiland Igneous Province RJ Roberts, F Corfu, TH Torsvik, LD Ashwal, DM Ramsay Geological Magazine 143 (6), 887-903, 2006 | 122 | 2006 |
Peri-Gondwanan elements in the Caledonian nappes of Finnmark, northern Norway: implications for the paleogeographic framework of the Scandinavian Caledonides F Corfu, RJ Roberts, TH Torsvik, LD Ashwal, DM Ramsay American Journal of Science 307 (2), 434-458, 2007 | 107 | 2007 |
Early Silurian mafic–ultramafic and granitic plutonism in contemporaneous flysch, Magerøy, northern Norway: U–Pb ages and regional significance F Corfu, TH Torsvik, TB Andersen, LD Ashwal, DM Ramsay, RJ Roberts Journal of the Geological Society 163 (2), 291-301, 2006 | 93 | 2006 |
Age of alkaline rocks in the Seiland Igneous Province, northern Norway RJ Roberts, F Corfu, TH Torsvik, CJ Hetherington, LD Ashwal Journal of the Geological Society 167 (1), 71-81, 2010 | 72 | 2010 |
A Kaapvaal craton debate: Nucleus of an early small supercontinent or affected by an enhanced accretion event? PG Eriksson, S Banerjee, DR Nelson, MJ Rigby, O Catuneanu, S Sarkar, ... Gondwana Research 15 (3-4), 354-372, 2009 | 72 | 2009 |
Immiscible iron-and silica-rich liquids in the Upper Zone of the Bushveld Complex LA Fischer, M Wang, B Charlier, O Namur, RJ Roberts, IV Veksler, ... Earth and Planetary Science Letters 443, 108-117, 2016 | 64 | 2016 |
Pulses of plagioclase-laden magmas and stratigraphic evolution in the Upper Zone of the Bushveld Complex, South Africa Q Yuan, O Namur, LA Fischer, RJ Roberts, X Lü, B Charlier Journal of Petrology 58 (8), 1619-1643, 2017 | 44 | 2017 |
A vertic paleosol at the Archean-Proterozoic contact from the Singhbhum-Orissa craton, eastern India PC Bandopadhyay, PG Eriksson, RJ Roberts Precambrian Research 177 (3-4), 277-290, 2010 | 43 | 2010 |
The thickness of the crystal mush on the floor of the Bushveld magma chamber MB Holness, RG Cawthorn, J Roberts Contributions to Mineralogy and Petrology 172, 1-20, 2017 | 35 | 2017 |
Baddeleyite U–Pb ages and gechemistry of the 1875–1835 Ma Black Hills Dyke Swarm across north-eastern South Africa: part of a trans-Kalahari Craton back-arc setting? JR Olsson, MB Klausen, MA Hamilton, N März, U Söderlund, RJ Roberts GFF 138 (1), 183-202, 2016 | 35 | 2016 |
Geochronology of zircon megacrysts from nepheline-bearing gneisses as constraints on tectonic setting: implications for resetting of the U-Pb and Lu-Hf isotopic systems LD Ashwal, RA Armstrong, RJ Roberts, MD Schmitz, F Corfu, ... Contributions to Mineralogy and Petrology 153, 389-403, 2007 | 34 | 2007 |
A nuclear magnetic resonance study: implications for coal formation in the Witbank Coalfield, South Africa OM Moroeng, NJ Wagner, DJ Brand, RJ Roberts International Journal of Coal Geology 188, 145-155, 2018 | 25 | 2018 |
Using δ15N and δ13C and nitrogen functionalities to support a fire origin for certain inertinite macerals in a No. 4 Seam Upper Witbank coal, South Africa OM Moroeng, NJ Wagner, G Hall, RJ Roberts Organic geochemistry 126, 23-32, 2018 | 23 | 2018 |
The creation and evolution of crystal mush in the Upper Zone of the Rustenburg Layered Suite, Bushveld Complex, South Africa Z Vukmanovic, MB Holness, MJ Stock, RJ Roberts Journal of Petrology 60 (8), 1523-1542, 2019 | 21 | 2019 |
The Early Carboniferous Magerøy dykes, northern Norway: palaeomagnetism and palaeogeography RJ Roberts, TH Torsvik, TB Andersen, EF Rehnstrom Geological Magazine 140 (4), 443-451, 2003 | 20 | 2003 |
The Seiland Igneous Province, northern Norway: age, provenance, and tectonic significance RJ Roberts | 18 | 2007 |
Distinguishing between legally and illegally produced gold in South Africa RJ Roberts, RD Dixon, RKW Merkle Journal of forensic sciences 61, S230-S236, 2016 | 17 | 2016 |
Exotic terranes in the Finnmarkian Caledonides: U–Pb evidence for Peri-gondwanan and Laurentian elements F Corfu, RJ Roberts, M Gerber, TH Torsvik, TB Andersen, DM Ramsay, ... Abstracts and Proceedings of the Geological Society of Norway. Norwegian …, 2005 | 14 | 2005 |
Redefining the magmatic evolution of the Kalak Nappe Complex RJ Roberts, F Corfu, TH Torsvik, DM Ramsay, LD Ashwal Geologiska Föreningen i Stockholm, Abstract volume, The 26th Nordic …, 2004 | 12 | 2004 |
Characterization of coal using electron spin resonance: implications for the formation of inertinite macerals in the Witbank Coalfield, South Africa OM Moroeng, JM Keartland, RJ Roberts, NJ Wagner International Journal of Coal Science & Technology 5, 385-398, 2018 | 11 | 2018 |