| Platinum-group element-chromitite associations in the Bushveld Complex G Von Gruenewaldt, CJ Hatton, RKW Merkle Economic Geology 81 (5), 1067-1079, 1986 | 152 | 1986 |
| Platinum-group minerals in the middle group of chromitite layers at Marikana, western Bushveld Complex: indications for collection mechanisms and postmagmatic modification RKW Merkle Canadian Journal of Earth Sciences 29 (2), 209-221, 1992 | 127 | 1992 |
| The recovery of platinum-group elements from the UG-2 chromitite, Bushveld Complex–a mineralogical perspective CJ Penberthy, EJ Oosthuyzen, RKW Merkle Mineralogy and Petrology 68, 213-222, 2000 | 79 | 2000 |
| Lateral variations in the platinum-group element content and mineralogy of the UG2 chromitite layer, Bushveld Complex CJ Penberthy, RKW Merkle South African Journal of Geology 102 (3), 240-250, 1999 | 64 | 1999 |
| Ru–Os–Ir–Pt and Pt–Fe alloys from the Evander goldfield, Witwatersrand basin, South Africa: Detrital origin inferred from compositional and osmium-isotope data KN Malitch, RKW Merkle The Canadian Mineralogist 42 (2), 631-650, 2004 | 56 | 2004 |
| Compositional variation of Co-rich pentlandite; relation to the evolution of the upper zone of the western Bushveld Complex, South Africa RKW Merkle, G von Gruenewaldt The Canadian Mineralogist 24 (3), 529-546, 1986 | 49 | 1986 |
| Platinum-group element behavior in the lower part of the upper zone, eastern Bushveld Complex; implications for the formation of the main magnetite layer DMW Harney, RKW Merkle, G Von Gruenewaldt Economic Geology 85 (8), 1777-1789, 1990 | 48 | 1990 |
| Platinum group element proportions in chromitites of the Bushveld complex: implications for fractionation and magma mixing models G Von Gruenewaldt, RKW Merkle Journal of African Earth Sciences 21 (4), 615-632, 1995 | 45 | 1995 |
| Pt-Pd minerals from the upper zone of the eastern Bushveld Complex, South Africa DMW Harney, RKW Merkle Can Mineral 28, 619-628, 1990 | 45 | 1990 |
| 40Ar/39Ar age constraints on ore deposition and cooling of the Bushveld Complex, South Africa S Nomade, PR Renne, RKW Merkle Journal of the Geological Society 161 (3), 411-420, 2004 | 44 | 2004 |
| The system PtS-PdS-NiS between 1200° and 700° C SMC Verryn, RKW Merkle | 38 | 2002 |
| Compositional variation of cooperite, braggite, and vysotskite from the Bushveld Complex SMC Verryn, RKW Merkle Mineralogical Magazine 58 (391), 223-234, 1994 | 33 | 1994 |
| The mining and beneficiation of South African PGE ores—an overview RKW Merkle, AD McKenzie The Geology, Geochemistry, Mineralogy and Mineral Beneficiation of Platinum …, 2002 | 30 | 2002 |
| Geochemical identification of episodes of gold mineralisation in the Barberton Greenstone Belt, South Africa MAH Altigani, RKW Merkle, RD Dixon Ore Geology Reviews 75, 186-205, 2016 | 28 | 2016 |
| Sobolevskite, taimyrite, and Pt2CuFe (tulameenite?) in complex massive talnakhite ore, Noril'sk orefield, Russia NJ Cook, CL Ciobanu, RKW Merkle, HJ Bernhardt | 24 | 2002 |
| Postcumulus modification of magnetite grains in the upper zone of the Bushveld Complex, South Africa AR Butcher, RKW Merkle Lithos 20 (3), 247-260, 1987 | 21 | 1987 |
| Early Proterozoic black shales of the Timeball Hill Formation, South Africa: volcanogenic and palaeoenvironmental influences PG Eriksson, BFF Reczko, RKW Merkle, UM Schreiber, JP Engelbrecht, ... Journal of African Earth Sciences 18 (4), 325-337, 1994 | 20 | 1994 |
| Distinguishing between legally and illegally produced gold in South Africa RJ Roberts, RD Dixon, RKW Merkle Journal of forensic sciences 61, S230-S236, 2016 | 18 | 2016 |
| Cooperite and braggite from the Bushveld Complex: implications for the miscibility gap and identification RKW Merkle, SMC Verryn Mineralium Deposita 38, 381-388, 2003 | 17 | 2003 |
| Synthetic “cooperite”,“braggite”, and “vysotskite” in the system PtS-PdS-NiS at 1100 C, 1000 C, and 900 C SMC Verryn, RKW Merkle Mineralogy and Petrology 68, 63-73, 2000 | 15 | 2000 |
