XRD Analytical & Consulting
cell: 083 548 0586
fax 086 565 7368
email: info@xrd.co.za

List of Publications

No Authors Title Year Journal Volume Issue Pages
1 De Villiers J.P.R.,
Verryn S.M.C.		 Modern X-ray diffraction methods for
process optimisation in the minerals industry
- Case studies		 2008 Australasian Institute of Mining
and Metallurgy Publication Series		     265-275
2 Spicer E.,
Verryn S.M.C.,
Deysel K.		 Analysis of heavy mineral sands by quantitative X-ray
powder diffraction and mineral liberation analyser -
Implications for process control 		2008 Australasian Institute of Mining
and Metallurgy Publication Series		     165-172
3 Mogoru J.T.,
Verryn S.M.C.		 The potential use of various metallurgical
slag and fly ash from South Africa as cement
extenders		 2008 Australasian Institute of Mining
and Metallurgy Publication Series		     233-238
4 Verryn S.M.C. X-ray powder diffraction data for chromite
from the UG-2 of the Bushveld Complex, South Africa		 2008 South African Journal of Geology 111   225-228
5 Loubser M.,
Verryn S.M.C.		 Combining XRF and XRD analyses and sample
preparation to solve mineralogical problems		 2008 South African Journal of Geology 111   229-238
6 Labuschagne P.W.,
Germishuizen W.A.,
Verryn S.M.C.,
Moolman F.S.		 Improved oxygen barrier performance of
poly(vinyl alcohol) films through hydrogen
bond complex with poly(methyl vinyl
ether-co-maleic acid)		 2008 European Polymer Journal 44 7 2146-2152
7 Nhlapo N.,
Motumi T.,
Verryn S.M.C.,
Focke W.W.		 Surfactant-assisted fatty acid intercalation
of layered double hydroxides		 2008 Journal of Materials Science 43 3 1033-1043
8 De Villiers J.P.R.,
Verryn S.M.C.		 Modern techniques in X-ray diffraction
applied to metallurgy		 2007 Journal of The South African
Institute of Mining and
Metallurgy		 107 2 83-86
9 Prinsloo L.C.,
Wood N.,
Loubser M.,
Verryn S.M.C.,
Tiley S.		 Re-dating of Chinese celadon shards excavated
on Mapungubwe Hill, a 13th century Iron Age site
in South Africa, using Raman spectroscopy, XRF
and XRD		 2005 Journal of Raman Spectroscopy 36 8 806-816
10 De Villiers J.P.R.,
Verryn S.M.C.
Fernandes M.A.		 Disintegration in high-grade titania slags:
Low temperature oxidation reactions of
ferro-pseudobrookite		 2004 Transactions of the Institutions
of Mining and Metallurgy, Section
C: Mineral Processing and
Extractive Metallurgy		 113 2  
11 Madivate C.M.D.O.,
Malate A.M.,
Verryn S.,
Loubser M.		 Energy requirement for firing porcelain 2004 Bulletin of the Chemical Society
of Ethiopia		 18 1 73-80
12 Manoun B.,
Popovic L.,
De Waal D.,
Verryn S.M.C.		 Rietveld refinements of a new solid solution
Ba(3-x)Srx(PO4)2		 2003 Powder Diffraction 18 2 122-127
13 Labuschagne F.J.W.J.,
Verryn S.M.C.,
Focke W.W.		 X-ray powder diffraction data for ammonium
D-gluconate, (C6H11O7) -(NH4)+		 2003 Powder Diffraction 18 2 162-164
14 Merkle R.K.W.,
Verryn S.M.C.		 Cooperite and braggite from the Bushveld Complex:
Implications for the miscibility gap and identification		 2003 Mineralium Deposita 38 3 381-388
15 Merkle R.K.W.,
Franklyn C.B.,
Przybylowicz W.,
Verryn S.M.C.		 Intercomparison of electron probe micro-analyses
and particle induced X-ray emission analyses of
Pt-Pd-Ni-S matrices		 2002 Nuclear Instruments and
Methods in Physics Research,
Section B: Beam Interactions
with Materials and Atoms		 190   821-825
16 Verryn S.M.C.,
Merkle R.K.W.		 The system PtS-PdS-NiS between 1200°C and 700°C 2002 Canadian Mineralogist 40 2 571-584
17 Smit E.,
Manoun B.,
Verryn S.M.C.,
De Waal D.		 Improvement of X-ray powder diffraction patterns
of the spin transition polymer
[Fe(Htrz)3](CIO4)2·1.85H2O		 2001 Powder Diffraction 16 1 37-41
18 Verryn S.M.C.,
Meulenbeeld P.M.P.B.		 A new locality for Chapmanite (Sb(OH)Fe2(SiO4)2)
at a lead-silver-zinc deposit near Argent Station,
Mpumalanga, South Africa		 2000 Neues Jahrbuch fur
Mineralogie, Monatshefte		 2   85-90
19 Verryn S.M.C.,
Merkle R.K.W.		 Synthetic "Cooperite", "Braggite", and "Vysotskite"
in the system PtS-PdS-NiS at 1100°C, 1000°C,
and 900°C		 2000 Mineralogy and Petrology 68   63-73
20 Pikl R.,
De Waal D.,
Merkle R.K.W.,
Verryn S.M.C.		 Raman spectroscopic identification of synthetic
'braggite' (Pt, Pd, Ni)S samples in comparison
with synthetic 'cooperite'		 1999 Applied Spectroscopy 53 8 927-930
21 Merkle R.K.W.,
Pikl R.,
Verryn S.M.C.,
De Waal D.		 Raman spectra of synthetic 'braggite', (Pd,Pt,Ni)S 1999 Mineralogical Magazine 63 3 363-367
22 Merkle R.K.W.,
Pikl R.,
Verryn S.M.C.,
De Waal D.		 A raman spectroscopic investigation of
synthetic "cooperite", (Pt,Pd,Ni)S		 1997 Neues Jahrbuch fur
Mineralogie, Monatshefte		   11 518-528
23 Verryn S.M.C.,
Merkle R.K.W.		 Observations on factors affecting the
compositional variation of synthetic "cooperite"
in the system Pt-Pd-Ni-S at 1000°C		 1996 Neues Jahrbuch fur
Mineralogie, Monatshefte		   10 471-482
24 Verryn S.M.C.,
Merkle R.K.W.		 Compositional variation of cooperite, braggite,
and vysotskite from the Bushveld Complex		 1994 Mineralogical Magazine 58 2 223-234
25 Verryn S.M.C.,
Von Gruenewaldt G.,
Merkle R.K.W.		 Petrogenetic implications of mineralogical and
geochemical features of rocks hosting the Waaikraal
gold deposit, northwest of Brits, Transvaal		 1991 South African Journal of Geology 94   204-211
26 Verryn S.M.C.,
Merkle R.K.W.,
Von Gruenewaldt G.		 Gold- and associated ore minerals of the Waaikraal
deposit northwest of Brits, Bushveld Complex		 1991 European Journal of Mineralogy 3 2 451-466