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Johan P. R. de Villiers

Observed names: J P R de Villiers, J. P. R. De Villiers, J. P. R. Villiers, J. P. R. de Villiers, J. P.R. de Villiers, J.P.R. De Villiers, J.P.R. de Villiers, Johan P. R. De Villiers, Johan P.R. De Villiers, Johan P.R. de Villiers, Johan PR De Villiers
Observed institutions: University of Illinois Urbana-Champaign, Mintek, Council for Scientific and Industrial Research, Sasol (South Africa), Canmet Mining, University of Pretoria
OpenAlex ID: A5113504872
Crystal structures of aragonite, strontianite, and witherite
1971 · J. P. R. de Villiers · Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign) · 315
The nature of invisible gold in arsenopyrite
1989 · Louis J. Cabri, Stephen Chryssoulis, et al. · The Canadian Mineralogist · 142
The platinum-group chemistry and mineralogy of the UG-2 chromitite layer of the Bushveld Complex
1982 · Christian H. McLaren, Johan P. R. De Villiers · Economic Geology · 142
V oxidation state in Fe–Ti oxides by high-energy resolution fluorescence-detected X-ray absorption spectroscopy
2011 · Amélie Bordage, Etienne Balan, et al. · Physics and Chemistry of Minerals · 78
The crystal and molecular structure of the hydrated praseodymium chelate of 1,1,1,2,2,3,3-heptafluoro-7,7-dimethyl-4,6-octanedione, Pr2(fod)6.2H2O
1971 · J. P. R. de Villiers, J. C. A. Boeyens · Acta Crystallographica Section B · 47
Crystal structure of tris-(2,2,6,6-tetramethylheptane-2,5-dionato)erbium(III)
1971 · J. P. R. de Villiers, J. C. A. Boeyens · Acta Crystallographica Section B · 43
The crystal-structure and vacancy distribution in 6C pyrrhotite
2009 · J. P.R. de Villiers, D. C. Liles · American Mineralogist · 42
A mineralogical investigation of the Merensky Reef at the Western Platinum Mine, near Marikana, South Africa
1976 · H. J. Brynard, J. P. R. de Villiers, et al. · Economic Geology · 42
The crystal structure of a naturally occurring 5C pyrrhotite from Sudbury, its chemistry, and vacancy distribution
2009 · J. P.R. de Villiers, D. C. Liles, et al. · American Mineralogist · 39
Liquidus–Solidus Phase Relations in the System CaO─CrO─Cr 2 O 3 ─SiO 2
1992 · Johan P. R. de Villiers, Arnulf Muan · Journal of the American Ceramic Society · 38
Refinement of iron ore sinter phases: a silico-ferrite of calcium and aluminium (SFCA) and an Al-free SFC, and the effect on phase quantification by X-ray diffraction
2015 · David C. Liles, Johan P. R. de Villiers, et al. · Mineralogy and Petrology · 31
Crystal structure of the basic erbium tetramethyl-heptanedionate, Er8O(thd)10(OH)12
1972 · J. C. A. Boeyens, J. P. R. Villiers · Journal of Chemical Crystallography · 30
Sintering Behavior of TiO2-Supported Model Cobalt Fischer–Tropsch Catalysts under H2 Reducing Conditions and Elevated Temperature
2016 · B. M. Xaba, J. P. R. de Villiers · Industrial & Engineering Chemistry Research · 27
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Redetermination of the structure of 5C pyrrhotite at low temperature and at room temperature
2012 · D. C. Liles, J. P. R. de Villiers · American Mineralogist · 26
The crystal structure of braunite with reference to its solid-solution behavior
1975 · J. P. R. de Villiers · American Mineralogist · 23
Re-determination of the crystal structure of χ-Fe5C2 Hägg carbide
2007 · H. Esna du Plessis, Johan P.R. de Villiers, et al. · Zeitschrift für Kristallographie · 22
Rietveld and pair distribution function study of Hägg carbide using synchrotron X-ray diffraction
2011 · Hester Esna du Plessis, J. P. R. de Villiers, et al. · Journal of Synchrotron Radiation · 21
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Crystal Structures of Ca 5 Cr 3 O 12 and Ca 5 Cr 2 SiO 12 , the Chromium Analogs of Silicocarnotite
1992 · Keith T. Adendorff, Johan P. R. de Villiers, et al. · Journal of the American Ceramic Society · 19
Crystal structure of a calcium sulfate-urea complex
1975 · J. P. R. Villiers, J. C. A. Boeyens · Journal of Chemical Crystallography · 18
Crystal structure of tris(1,1,1,2,2,3,3-heptafluoro-7,7-dimethyl-4,6-octanedionato) aquolutetium(III)?Lu(fod)3. H2O
1971 · J. C. A. Boeyens, J. P. R. Villiers · Journal of Chemical Crystallography · 17
Sulphur-containing metal complexes
1980 · Gert J. Kruger, Geoffrey Gafner, et al. · Journal of Organometallic Chemistry · 16
The crystal structure of braunite II and its relation to bixbyite and braunite
1980 · J. P. R. de Villiers · American Mineralogist · 15
Crush strength of silicon carbide coated TRISO particles: Influence of test method and process variables
2013 · R.D. Cromarty, G.T. van Rooyen, et al. · Journal of Nuclear Materials · 14
Stacking Variations and Nonstoichiometry in the Bixbyite-braunite Polysomatic Mineral Group
1989 · J. P. R. de Villiers, Peter R. Buseck · American Mineralogist · 14
How to Sustain Mineral Resources: Beneficiation and Mineral Engineering Opportunities
2017 · Johan P.R. De Villiers · Elements · 13
Works count: 57
Citation count: 1,389
H-index: 18
I10-index: 31
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