 | | Book (volume) | | l’Institut Muséum d’histoire naturelle DE LA FRANCE ET SES COLONIES DK description physique et chimique...strüvérite et la inonazite. MINÉHALÜGIE DE IA FRANCE 4 lima paru dès le premier abord vraisemblable...0;09 1120 10,90 : ana- MlNKliALOGIK DK (i FRANCE ],A (>nOUPE DE L’APATÏTE APATITE Anjou. (T...0,3930 : 1 : 0,4339] 8 MINÉKALOGIE DE LA FRANCE Ces nouvelles données permettent de simplifier.../r"(o30), lŸ (320). (443), dü MINÉRALOGIE DE LA FRANCE — Madagascar. La région minière d’Andavakoera |  | Cheng, Ka Yu, Acuña, Caroline C. Rubina, Boxall, Naomi J., Li, Jian, Collinson, David, Morris, Christina, du Plessis, Chris A., Streltsova, Natalia, Kaksonen, Anna H. (2021) Effect of Initial Cell Concentration on Bio-Oxidation of Pyrite before Gold Cyanidation. Minerals, 11 (8) 834 doi:10.3390/min11080834 | Journal (article/letter/editorial) | | Collinson 3 , Christina Morris 1 , Chris A. du Plessis 4 , Natalia Streltsova 5 and Anna H. Kaksonen 1...Boxall, N.J.; Li, J.; Collinson, D.; Morris, C.; du Plessis, C.A.; Streltsova, N.; Kaksonen, A.H. Effect of...Non-diffracting/unidentified Pyrite Quartz K-feldspar Muscovite Kaolinite Alunite Gypsum Jarosite 25.9 13.4 1.8 45.7 8...plagioclase Hornblende Biotite Muscovite Chlorite Kaolinite Illite PyrophylliteFebearing Ca sulfate (anhydrite/gypsum)...minerals, with moderate amounts of illite type and kaolinite type clays, a moderate amount of pyrite and alunite |  | | Journal (article/letter/editorial) | | nickel laterite ores (Hallberg et al., 2011; du Plessis et al., 2011). Further studies are required to...surface chemistry of calcite, haematite, corundum, kaolinite and quartz. The authors demonstrated that as well...the mineral and the bacterial cell. Quartz and kaolinite were rendered more hydrophobic, and haematite...Conversely, the surface chemical changes exhibited by kaolinite and quartz were the result of bacterial protein..., Clin. Microbiol. Rev., 15, (2), 155–166. du Plessis, C. A., Slabbert, W., Hallberg, K. B. and Johnson |  | | Journal (article/letter/editorial) | | ores (Ozkaya et al., 2007; Nurmi et al., 2009; du Plessis et al., 2011). The subsequent oxidation of Fe2+...two-stage reactor configuration recently proposed by du Plessis et al. (2011) was used for biological Fe2+ oxidation...limonite zone with the major minerals goethite and kaolinite, a clay (smectite) zone with mainly nontronite...jarosites,” Geochim. Cosmochim. Acta 67, 2063-2076. du Plessis, C. A., Slabbert, W., Hallberg, K. B., and Johnson...Ginige, M. P., Cheng, K. Y., Hilario, F., and du Plessis, C. A. (2014a). “Biohydrometallurgical iron oxidation |  | | Journal (article/letter/editorial) | | significantly when samples of bentonite, illite or kaolinite (in contact with zinc solutions) were subjected...(1947) and used recently (Griffin and Au, *The kaolinite used (from Home Rule, N.S.W.) was kindly supplied...Pb, Cu > Zn, Cd > Ca, Mg. It has been noted (Du Plessis and Burger, 1971a, b) that soil clays have a greater...coefficients on a montmorillonite, illite and kaolinite. J. Environ. Qual., 3: 250--253. Bourg, A.C.M...equilibria. J. Am. Chem. Soc., 69: 2818--2829. Du Plessis, S.F. and Burger, R.T., 1971a. Specific adsorption |  | Du Plessis, Pieter I., Gazley, Michael F., Tay, Stephanie L., Trunfull, Eliza F., Knorsch, Manuel, Branch, Thomas, Fourie, Louis F. (2021) Quantification of Kaolinite and Halloysite Using Machine Learning from FTIR, XRF, and Brightness Data. Minerals, 11 (12) 1350 doi:10.3390/min11121350 | Journal (article/letter/editorial) | | minerals Article Quantification of Kaolinite and Halloysite Using Machine Learning from FTIR, XRF, and...and Brightness Data Pieter I. Du Plessis 1 , Michael F. Gazley 2,3, *, Stephanie L. Tay 2 , Eliza F....2 3 4 5 * Citation: Du Plessis, P.I.; Gazley, M.F.; Tay, S.L.; Trunfull, E.F.;...; Branch, T.; Fourie, L.F. Quantification of Kaolinite and Halloysite Using Machine Learning from FTIR...com Abstract: Quantification of halloysite and kaolinite in clay deposits from X-ray diffraction (XRD) |  | | Journal (article/letter/editorial) | | coefficient cell. and grossular; (b) quartz, kaolinite, dolomite, calcite; (c) fluorite, apatite; and...hematite and sphalerite), clay minerals (e.g., kaolinite), carbonates (e.g., calcite and dolomite) and...with a linear attenuation coefficient quartz, kaolinite, dolomite and calcite (Figure 6D–G) respectively)...andradite, (C) grossular, grossular, (D) quartz, (E) kaolinite, (F) dolomite, (G) calcite, (H) apatite, (I) fluorite...fluorite, (J) goethite, (K) (D) quartz, (E) kaolinite, (F) dolomite, (G) calcite, (H) apatite, (I) fluorite |  | | Journal (article/letter/editorial) | | a sheared continental margin (Scrutton and Du Plessis 1972) and is characterized by the presence of a...the major clay minerals (illite, smectite, and kaolinite) were semiquantitatively estimated (after Johns...is illite (6&70 per cent) with smectite, and kaolinite almost equally making up the rest of the clay...from the Natal Valley explains the presence of kaolinite, a weathering product produced in the humid climate...Planetary Science Letters, 19, 250-256. -and Du Plessis, A. 1972. Possible margin fracture ridge south |  | Yang, Bao-hua, Wu, Ai-xiang, Narsilio, Guillermo A., Miao, Xiu-xiu, Wu, Shu-yue (2017) Use of high-resolution X-ray computed tomography and 3D image analysis to quantify mineral dissemination and pore space in oxide copper ore particles. International Journal of Minerals, Metallurgy, and Materials, 24 (9). 965-973 doi:10.1007/s12613-017-1484-4 | Journal (article/letter/editorial) | | quartz, calcite, sericite, and kaolinite, where clay minerals (mainly kaolinite and sericite) represent approximately...Pyrite Limonite Malachite/Chrysocolla Quartz Kaolinite Chemical formula CuFeS2 FeS2 Fe2O3·nH2O Cu2CO3(OH)2...quartz), dark-gray represents clay minerals (mainly kaolinite), and the black represents pores and cracks with..., 82(2015), No. 10, p. 14. S.G. Le Roux, A.D. Plessis, and A. Rozendaal, The quantitative analysis of |  | | Journal (article/letter/editorial) | | marine clays. The BGR was found to have quartz, kaolinite and halloysite minerals, while for KGR, the XRD...showed the crystallinity of quartz, illite and kaolinite. Both BGR and KGR reported that quartz is the...mineral resistant to chemical weathering. The kaolinite minerals found in granitic residual soils come...showed the transition from muscovite minerals to kaolinite, then to mineral halloysites. This was due to...research [37] showed that the process of platey kaolinite converted to spiral halloysite rods arises due |  | Riotte, J., Maréchal, J.C., Audry, S., Kumar, C., Bedimo Bedimo, J.P., Ruiz, L., Sekhar, M., Cisel, M., Chitra Tarak, R., Varma, M.R.R., Lagane, C., Reddy, P., Braun, J.J. (2014) Vegetation impact on stream chemical fluxes: Mule Hole watershed (South India) Geochimica et Cosmochimica Acta, 145. 116-138 doi:10.1016/j.gca.2014.09.015 | Journal (article/letter/editorial) | | IRD), 14 avenue Edouard Belin, 31400 Toulouse, France (2) Indo-French Cell for Water Sciences, Indian...Sol-Agronomie-Spatialisation, 65 rue de St Brieuc, 35042 Rennes, France (*) Corresponding author: jean.riotte@get.obs-mip...secondary clays (goethite) and clay minerals (kaolinite, smectite). The soil cover is mainly composed...secondary clays and clay minerals dominated by kaolinite and goethite characterizes their mineralogy. Residual...assemblage and lower proportion of kaolinite and interstratified kaolinite-smectite. The Ferralsols cover |  | Opiso, Einstine M., Tabelin, Carlito Baltazar, Maestre, Christian V., Aseniero, John Paul J., Arima, Takahiko, Villacorte-Tabelin, Mylah (2023) Utilization of Palm Oil Fuel Ash (POFA) as an Admixture for the Synthesis of a Gold Mine Tailings-Based Geopolymer Composite. Minerals, 13 (2) 232 doi:10.3390/min13020232 | Journal (article/letter/editorial) | | amounts of magnetite (Fe3 O4 ) (JCPDS No 19-0629), kaolinite (Al2 Si2 O5 (OH)4 ) (JCPDS card No 96-155-0599)...amounts of magnetite (Fe3O4) (JCPDS No 19-0629), kaolinite (Al2Si2O5(OH)4) (JCPDS card No 96-155-0599), zeolite...phyllosilicateminerals minerals(2.8% (2.8%ofofkaolinite, kaolinite,1.8% 1.8%ofofzeolite zeoliteand and1.9% 1.9%ofofmuscovite)...96-9014745), kaolinite (Al2Si2O5(OH)4) (JCPDS card No 96-155-0599), muscovite (KAl2(FOH)2) kaolinite (Al2No...and pyrite as well as minor to trace amounts of kaolinite, zeolite, muscovite and magnetite. The identification |  | | Journal (article/letter/editorial) | | indicators Eight disturbed samples were sent to BM du Plessis Civil Engineering labs for grading and Atterberg...Highveld (%) Goethite 11.79 12.82 1.9 19.03 Kaolinite 2.48 4.4 6.99 11.91 Muscovite 5.2 2.46...common mineral in wad, has the same IR peak as kaolinite, a common clay mineral. This is the same for Mn-oxides |  | | Journal (article/letter/editorial) | | Mineral Abundance (wt.%) Quartz Hematite group Kaolinite-serpentine group Anatase Rutile group Plagioclase...Hydrometallurgy 2018, 179, 79–93. [CrossRef] Du Plessis, C.; Lambert, H.; Gärtner, R.S.; Ingram, K.; Slabbert...clays: The speciation of rare earth elements on kaolinite at basic pH. Appl. Clay Sci. 2021, 201, 105920 |  | | Journal (article/letter/editorial) | | Pegmatites Coal and Lignite Coal Goethite, hematite, kaolinite, e.g., As, Se, Th, Cr, Cu, Zn, Ni, Cd, Pb e.g...2001, 65, 1367–1379. Hallberg, K.B.; Grail, B.M.; Plessis, C.A.D.; Johnson, D.B. Reductive dissolution of...Environ. Sci. Technol. 2013, 47, 6129–6136. Du Plessis, C.A.; Slabbert, W.; Hallberg, K.B.; Johnson, D |  | Block, Sylvain, Moyen, Jean-François, Zeh, Armin, Poujol, Marc, Jaguin, Justine, Paquette, Jean-Louis (2013) The Murchison Greenstone Belt, South Africa: Accreted slivers with contrasting metamorphic conditions. Precambrian Research, 227. 77-98 doi:10.1016/j.precamres.2012.03.005 | Journal (article/letter/editorial) | | Clermont-Ferrand, France Université Jean Monnet, 23 rue du Dr Paul Michelon, 42023 Saint-Étienne, France c Institut...Rennes 1, Campus de Beaulieu, 35042 Rennes CEDEX, France b a r t i c l e i n f o Article history: Received...Silwana Amphibolites, the Murchison Unit and the La France Formation. They underwent contrasting clockwise...In contrast, the Silwana Amphibolites and the La France Formation were metamorphosed at much higher peak...by isobaric cooling is also inferred for the La France Formation. The timing of the structural–metamorphic |  | Simpson, Mark P., Gazley, Michael F., Stuart, Alistair G.J., Pearce, Mark A., Birchall, Renee, Chappell, Debra, Christie, Anthony B., Stevens, Murray R. (2019) Hydrothermal Alteration at the Karangahake Epithermal Au-Ag Deposit, Hauraki Goldfield, New Zealand. Economic Geology, 114 (2) 243-273 doi:10.5382/econgeo.2019.4630 | Journal (article/letter/editorial) | | (5%) Calcite (4%) 5 mm I-S (3%) Calcite (6%) Kaolinite (2%) 5 mm I-S (8%) Quartz (35%) Calcite (7%)...(7%) 5 mm Illite-smectite, calcite, chlorite, kaolinite 2 cm D 5 mm Moderate quartz, albite, calcite...calcite-altered feldspar are overprinted by minor kaolinite (AU#57547). D) Strongly altered andesite containing...discontinuously rimmed by pyrite and overprinted by trace kaolinite (AU#57598). Downloaded from https://pubs.geoscienceworld...Illite Illite-smectite Chlorite Calcite Pyrite Kaolinite Plagioclase Diopside Enstatite 57601 57598 57565 |  | | Journal (article/letter/editorial) | | of clay minerals (bentonite, palygorskite and kaolinite) in liquid medium influenced the size, shape and...of mixtures of clay minerals (montmorillonite, kaolinite) and microbial biomass (algae, fungi) (Garnham...interactions (Neubauer et al., 2000). The presence of kaolinite and palygorskite in the medium generally reduced...small pellets in a medium containing 5% (w/v) kaolinite demonstrated an enhanced ability to sorb 90 Sr...petrocalcic horizon of Eutrochrepts in Beauce, France. Soil Science Society of America Journal, 63, 164 |  | | Book (volume) | | Muséum d’histoire naturelle MINERALOGIE DE LA FRANCE ET DE SES COLONIES DESCRIPTION PHYSIQUE ET CHIMIQUE...317 352 73 243 5 282 267 MINÉRALOGIE DE LA FRANCE -MACON PR O T AT FRERES, IMPRIMEURS I M-...revue de tout ce que j’ai MINÉRALOGIE DE LA FRANCE H recueilli dans les au cours de ma publication...richesses minéralogiques du sol de la plus grande France, en montrant que ses colonies, tout autant que... mon long ce livre contribuait à stimuler en France l’étude de l’histoire naturelle des minéraux |  | Wells, T. J., Meffre, S., Cooke, David R., Steadman, J., Hoye, J. L. (2021) Assessment of magmatic fertility using pXRF on altered rocks from the Ordovician Macquarie Arc, New South Wales. Australian Journal of Earth Sciences, 68 (3) 397-409 doi:10.1080/08120099.2020.1782471 | Journal (article/letter/editorial) | | Zr and Y. Hydration of the host rock (chlorite–kaolinite) will cause minor dilution but is unlikely to...1144/geochem2014-280 Gazley, M. F., Vry, J. K., Du Plessis, E., & Handler, M. R. (2011). Application of portable |  | | Book | | Geology in France and Related Areas (1994) J. D. Keppie (Ed.) Pre-Mesozoic Geology in France and Related...Cataloging-in-Publication Data. Pre-Mesozoic geology in France and related areas / J. D. Keppie (ed.). p.cm.Developed...2. Geology, Stratigraphic-Paleozoic. 3. Geology-France.!. Keppie, J. Duncan. II. IGCP Project 233-Terranes...comprehensive account of the PreMesozoic Geology of France (Armorican and Central Massifs) and related areas...the international copference held in Montpellier, France, in August, 1988, where a vast amount of new information |  | | Report (issue) | | northern Moroccan silt belt off Casablanca, illite, kaolinite and subsidiary chlorite are identified while in...anomaly corresponding to this body. Simpson and Du Plessis (19 6 8 ) found a similar anomaly along the South... 3 , pp . 26528 5. SIMPSON, E . S. W . and DU PLESSIS, A . 196 8 . Bathymetric , magnetic, and gravity...des Pe'troles, 20 Rue Jean-Jaure s, Puteaux 92, France. UNPUBLISHED COMPANY REPORTS : Compagnie Fran...91 These results suggest that it consists of kaolinite, illite, and a mixed layer (vermiculite chlorite) |  | Bolaños-Benítez, Viviana, van Hullebusch, Eric, Lens, Piet, Quantin, Cécile, van de Vossenberg, Jack, Subramanian, Sankaran, Sivry, Yann (2018) (Bio)leaching Behavior of Chromite Tailings. Minerals, 8 (6) 261 doi:10.3390/min8060261 | Journal (article/letter/editorial) | | University Paris Diderot, UMR 7154, CNRS, F-75005 Paris, France; vivi.bolanos.benitez@gmail.com (V.B.-B.); sivry@ipgp...Paris-Est, EA 4508, UPEM, 77454 Marne-la-Vallée, France Department of Environmental Engineering and Water...Sud-CNRS-Université Paris Saclay, 91405 Orsay CEDEX, France; cecile.quantin@u-psud.fr Department of Materials...tailings from Sukinda including includingDwari kaolinite (OH)4 ), quartz magnesioferrite (Mg(Fe) concentrated...Si2 O5additional 2 ), and 2 Ovalley, 4 ). The kaolinite (Al 2 Si 2 O 5 (OH) 4 ), quartz (SiO 2 ), and |  | | Book | | and a space time yield of 15 ± 0.4 kg d‐1m-3. Du Plessis et al. [71] developed waste minimisation protocols...adjusting the basic synthesis process slightly. Du Plessis et al. [72] determine the distributional fate of...659–676. DOI: 10.1016/S0003‐4878(97)00026‐4. [7] Du Plessis, P.W., Process design for the up‐scale zeolite...1016/j.ultsonch.2010.08.011. [60] Ojumu, T., P. Du Plessis, and L. Petrik, Synthesis of zeolite A from coal...1455–1461. DOI: 10.1016/j.fuel.2005.02.026. [71] Du Plessis, P.W., T.V. Ojumu, and L.F. Petrik, Waste minimization |  | Laukamp, Carsten, Termin, Kathrin Anna, Pejcic, Bobby, Haest, Maarten, Cudahy, Tom (2012) Vibrational spectroscopy of calcic amphiboles - applications for exploration and mining. European Journal of Mineralogy, 24 (5) 863-878 doi:10.1127/0935-1221/2012/0024-2218 | Journal (article/letter/editorial) | | of four groups of phyllosilicates: smectites, kaolinite-serpentines, chlorites and micas. Clay Minerals...Mineral., 71, 151–162. Gazley, M.F., Vry, J.K., du Plessis, E., Handler, M.R. (2011a): Application of hand-held |
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