	Berger, Gilles, Beaufort, Daniel, Antoine, Raphaël (2018) Clay minerals related to the late magmatic activity of the Piton des Neiges (Réunion Island): consequence for the primitive crusts. Clay Minerals, 53 (4) 675-690 doi:10.1180/clm.2018.51	Journal (article/letter/editorial)
	late magmatic activity of the Piton des Neiges (Réunion island). Consequence for the primitive crusts G...Toulouse, France, 2 IC2MP, Université Poitiers, 40 Av. Recteur Pineau, 86022 Poitiers Cedex, France, * present...CEREMA Normandie-Centre, 76121 Le Grand Quevilly, France Received: 22 March 2018; revised: 24 June 2018;...reservoir of the Piton des Neiges stratovolcano (Réunion Island). Clay minerals of the corrensite to chlorite...Piton des Neiges volcano in La Réunion island, western Indian Ocean, France. The quartzsyenite hypabyssal
	Teboul, P.-A., Durlet, C., Gaucher, E.C., Virgone, A., Girard, J.-P., Curie, J., Lopez, B., Camoin, G.F. (2016) Origins of elements building travertine and tufa: New perspectives provided by isotopic and geochemical tracers. Sedimentary Geology, 334. 97-114 doi:10.1016/j.sedgeo.2016.01.004	Journal (article/letter/editorial)
	Provence, France Univ. Bourgogne Franche-Comté, CNRS, Biogéosciences UMR6282, F-21000 Dijon, France TOTAL...TOTAL CSTJF, Avenue Larribau, F-64018 Pau Cedex, France d Department of Earth and Environmental Sciences,...7041 ArScAn, Université Paris 1 Panthéon-Sorbonne, France b c a r t i c l e i n f o Article history: Received...Chaine des Puys, Limagne graben and Paris Basin, France; Reunion Island, Indian Ocean; Jebel Oust, Tunisia)...CNRS, IRD, CEREGE UM34, 13545 Aix en Provence, France. E-mail address: teboul@cerege.fr (P.-A. Teboul)
	*(2005) Goldschmidt Conference Abstracts 2005. Geochimica et Cosmochimica Acta, 69 (10) 651-700 doi:10.1016/j.gca.2005.03.035*	Journal (article/letter/editorial)
	IPG Paris, France (busigny@ipgp.jussieu.fr) 2 Lab. de Géosciences Marines, IPG Paris, France Nitrogen content...Gif s/Yvette, France, hbureau@drecam.cea.fr 2 LGM, IPGP, 4 place Jussieu, Paris, France 3 Lab. Géomatériaux...la Vallée, France 4 ESRF, BP220, Grenoble, France 5 LGCA, Univ J. Fourier, Grenoble, France 6 ENS Lyon...Lyon, Lyon, France 7 Ruhr Universitat Bochum, Bochum, Germany 8 University of New Brunswick, New Brunswick...Radiation X-Ray µFluorescence Analyses (ESRF, Grenoble, France), to study in situ the partitioning of key elements
	*(2004) Theme 2: The dynamic interface. Geochimica et Cosmochimica Acta, 68 (11) 177-216 doi:10.1016/j.gca.2004.05.005*	Journal (article/letter/editorial)
	Alfred Kastler B.P. 20722 – 44307 NANTES Cedex 3, FRANCE (abdesselam.abdelouas@subatech.in2p3.fr; bernd...7574, Université Pierre et Marie Curie, Paris, France (coradin@ccr.jussieu.fr) 2 Organismes Photosynthétiques...ATIPUMR 8543, Ecole Normale Supérieure, Paris, France (pjlopez@wotan.ens.fr) Diatoms are unicellular...Nice-Sophia Antipolis, B.P. 71, 06108 Nice Cédex, France (allemand@unice.fr, payan@unice.fr) Biominerals...units. 1 Geology, Université Paris XI, Orsay, France (dauphin@geol.u-psud.fr) 2 Palaeontology, Moscow
	Unzué-Belmonte, Dácil, Ameijeiras-Mariño, Yolanda, Opfergelt, Sophie, Cornelis, Jean-Thomas, Barão, Lúcia, Minella, Jean, Meire, Patrick, Struyf, Eric (2017) Land use change affects biogenic silica pool distribution in a subtropical soil toposequence. Solid Earth, 8 (4). 737-750 doi:10.5194/se-8-737-2017	Journal (article/letter/editorial)
	dissolution of the litter in a Leptosol of La Réunion (Indian Ocean). 4.2 Effects of erosion and land...the Si / Al > 5 fractions, between phytoliths and opal-A/CT. Under a silica-saturated system, silica can...structures called opal-A, that in further transformations could be transformed into opal-CT and finally...microquartz (Chadwick et al., 1987; Drees et al., 1989). Opal deposits were identified at more than 1 m deep layers...horizons, agreeing with the possibility of having opal-A at deeper layers in our systems. Despite some
	Li, Gaojun, Hartmann, Jens, Derry, Louis A., West, A. Joshua, You, Chen-Feng, Long, Xiaoyong, Zhan, Tao, Li, Laifeng, Li, Gen, Qiu, Wenhong, Li, Tao, Liu, Lianwen, Chen, Yang, Ji, Junfeng, Zhao, Liang, Chen, Jun (2016) Temperature dependence of basalt weathering. Earth and Planetary Science Letters, 443. 59-69 doi:10.1016/j.epsl.2016.03.015	Journal (article/letter/editorial)
	by the precipitation and dissolution of biogenic opal (Conley, 2002; Derry et al., 2005; Harrison et al...23. Mt. Cameroon 24. Mt. Etna 25. Virunga 26. Réunion 27. Java 28. Luzon 29. Wudalianchi Lake 30. Tianchi...(Raymo et al., 1988; Goddéris and François, 1995; France-Lanord and Derry, 1997; Wallmann, 2001; Misra and...78–88. Evans, M.J., Derry, L.A., Anderson, S.P., France-Lanord, C., 2001. Hydrothermal source of radiogenic...Geology 29 (9), 803–806. Evans, M.J., Derry, L.A., France-Lanord, C., 2004. Geothermal ﬂuxes of alkalinity
	*Symes, R. F., Harding, R. R. (2007) Eyewitness Crystal and Gem* - In association with The Natural History Museum. Dorling Kindersley Ltd., London.**	Book
	vibrations’ Quartz Diamond Corundum 38 Beryl 40 Opal \| Making them sparkle 60 Lore and legends 62...Professor of Mineralogy at Graz, and Jater Vienna, Opal Peridot Amethyst Austria. Whilst at Graz he developed...takes place underground. This is the Coober Pedy opal mine in South\| Australia— a source of fine white...iron crucibles at the Edison workshops in Paris, France. Synthetic sapphire boule Synthetic rubies produced...French king Charles VII, was the first commoner in France to break the law made Diamonds of exceptional
	Riotte, Jean, Meunier, Jean-Dominique, Zambardi, Thomas, Audry, Stéphane, Barboni, Doris, Anupama, Krishnamurthy, Prasad, Srinivasan, Chmeleff, Jérôme, Poitrasson, Franck, Sekhar, Muddu, Braun, Jean-Jacques (2018) Processes controlling silicon isotopic fractionation in a forested tropical watershed: Mule Hole Critical Zone Observatory (Southern India) Geochimica et Cosmochimica Acta, 228. 301-319 doi:10.1016/j.gca.2018.02.046	Journal (article/letter/editorial)
	IRD, CNRS), 14 avenue E. Belin, 31400 Toulouse, France 2- Indo-French Cell for Water Sciences, IRD-Indian...Marseille Univ, CNRS, IRD, Coll France, CEREGE, 13545 Aix-en-Provence cedex 04, France 4- French Institute of...ASi/phytoliths assuming a mean water content in opal of 10 % (Bartoli & Wilding, 1980), which is equivalent...Horiba Ultima Expert at the GET lab (Toulouse, France). Soil samples from vertisol and ferralsol profiles...and trace elements by ICP-OES at the SARM (Nancy, France) after digestion by borate fusion. The Si concentrations
	Cathelineau, Michel, Boiron, Marie-Christine, Grimaud, Jean-Louis, Favier, Sylvain, Teitler, Yoram, Golfier, Fabrice (2023) Pseudo-Karst Silicification Related to Late Ni Reworking in New Caledonia. Minerals, 13 (4) 518 doi:10.3390/min13040518	Journal (article/letter/editorial)
	de Lorraine, CNRS, GeoRessources, F-54000 Nancy, France PSL University/MINES Paris/Centre de Géosciences...Géosciences, 35 rue St Honoré, 77305 Fontainebleau Cedex, France Correspondence: michel.cathelineau@univ-lorraine...used at SCMEM (GeoRessources, Vandœuvre-lès-Nancy, France). 3.2. LA-ICPMS Analyses of Trace Elements in Quartz...laboratory, University of Lorraine (Vandœuvre-lès-Nancy, France). Analyses were performed using an Agilent 7500c...CAMECA IMS 1270 ion microprobe at CRPG (Nancy, France) using classical procedures previously described
	*(2011, December) Geonieuws* Vol. 36 (10) Mineralogische Kring Antwerpen**	Journal (issue)
	9-32 Stolzite from the Sainte Lucie mine, Lozère, France 41-52 Collector profile : Renato and Adriana Pagano...Siegerland 36-37 Greenockit aus der Grube Clara 38-43 Der Opal als möglicher Vorfahre und Weggefährte der Achate...VOLCANS # 26, 03.11 10-18 Balade en sous-sol (Réunion, lavatunnels) 19-21 Gamalama, le volcan des plus...jubileumnummer (146 pp.) : collectionneurs et minéraux de France   LITHORAMA 38(5), 05.11 2-6 Un premier voyage...Yen, Vietnam 52-53 Les cartes géologiques de la France 54-56 Le Mazega, Aveyron, Saint-Rome-du-Tarn 
	*Heide, Klaus, Heide, Gerhard (2011) Vitreous state in nature—Origin and properties. Geochemistry, 71 (4) 305-335 doi:10.1016/j.chemer.2011.10.001*	Journal (article/letter/editorial)
	Impactite Tektite Frictionite Fulgurite Buchite Opal Glass properties a b s t r a c t Vitreous materials...University of Jena, Germany, 4th in 2002 in Lyon, France), as well as the Interdisciplinary Bibliography...position of natural non-crystalline solids such as opal, amber, kieselguhr or kerogen within the group of...the sandstone. 8. Opals and hyalites 8.1. Origin Opal is composed of amorphous hydrous silica spherules...diffraction effects (Thomas et al., 2009). Precious opal shows a remarkable “opalescence” (play-of-colours)
	*(2009, April) Gems & Gemology* Vol. 45 (1) Gemological Institute of America**	Journal (issue)
	Tajikistan 59 Gem News International Tucson 2009 • Opal from Welo, Ethiopia • Rhodochrosite from China •...Online: gia.metapress.com Emmanuel Fritsch Nantes, France Alan T. Collins London, United Kingdom DATABASE...Experimental CVD Synthetic Diamonds from LIMHP-CNRS, France Inclusions in Transparent Gem Rhodonite Winter...“Chocolate Pearls” Treated by Ballerina Pearl Co. Leopard Opal from Mexico The Cause of Iridescence in Rainbow...Synthetic Blue Beryl A New Type of Synthetic Fire Opal: Mexifire The Color Durability of “Chocolate Pearls”
	*(2014) The Journal of Gemmology* Vol. 34 (4) Gem-A**	Journal (issue)
	kyanite from Tanzania\|Green daylight-fluorescent opal from Mexico\|‘Trapiche’ quartz with radiating fibres\|Yellow...Washington, USA; Emmanuel Fritsch, University of Nantes, France; Rui Galopim de Carvalho, Portugal Gemas, Lisbon... Japan Hai An Nguyen Bui University of Nantes, France Frank Notari GGTL Laboratories, Geneva, Switzerland...1007/s00269 0050104. Green Daylight-Fluorescent Hyalite Opal from Mexico At the 2014 Tucson gems shows, some...interesting rough specimens of transparent hyalite opal from Mexico entered the market (Moore, 2014). The
	Macpherson, G.L., Sullivan, Pamela L. (2019) Dust, impure calcite, and phytoliths: Modeled alternative sources of chemical weathering solutes in shallow groundwater. Chemical Geology, 527. 118871 doi:10.1016/j.chemgeo.2018.08.007	Journal (article/letter/editorial)
	log10Keq at 25°C of CR bamboo phytoliths from Réunion Island to be similar to that of amorphous silica...effect, the dust is mostly quartz (including plant “opal”), 19 ACCEPTED MANUSCRIPT kaolinite, and illite...mineral components, such as the carbonates and plant opal (Supplemental Table 6). Because Al was not detected...karst watershed of the Coulazou River (Southern France): Journal of Hydrology, 376(3-4), pp.456-462. Banner...2003, The occurrence and significance of biogenic opal in the regolith: EarthScience Reviews, 60(3-4),
	*(1999, May) Geonieuws* Vol. 24 (05) Mineralogische Kring Antwerpen**	Journal (issue)
	LAPIDARY JOURNAL 52(4), 07.98 i4-15 Rhodonile 16-25 Opal 47-49 quest for íiÍe (opaal, Australië) 55-58 Red...métallifèÍe de Rougz, Sêrthe, France 15-24 La téÍaéd le d lrazein, Ariège, France 2535 Píospectrons Íécenles...lazulite des 'Blaviériles" de GÊissessec, ' Héíaull (France) 46 Nouveaux minéÍeux (slenekile, chíomphyllite...Schweiz 38!386 DeÍAusbruch des Piton de la Founaise (Réunion) im MàÈ 1998 387 MineÍalogieJoumalismus - 0ber
	*Brard, Cyprien Prosper (1824) Nouveaux elemens de mineralogie* (2nd ed.) Mequignon-Marvis, paris.**	Book (edition)
	MUSEUM d’indulgence qui de la science mage AU FRANCE, premiers efforts, mes L'INSTITUT ROYAL, DE...recueillir tracés à travers les plus riches de la France ses de conservation, et leur compo- divers...minéraux attacher (1) Les : couronne de de France Paris et l’héritier possède une de la supérieurs...souvent les incrusta- tions. Cylindroïde Une réunion de transversale est rappelle tains au pays...veines cristallines de est avec avec quelques France et de la Vezère, il plomb, groupe contraste
	*(2014) The Journal of Gemmology* Vol. 34 (3) Gem-A**	Journal (issue)
	Washington, USA; Emmanuel Fritsch, University of Nantes, France; Rui Galopim de Carvalho, Portugal Gemas, Lisbon...fr) Laboratoire Français de Gemmologie, Paris, France Emmanuel Fritsch Institut des Matériaux Jean Rouxel...Rouxel CNRS Team 6502, University of Nantes, France References Webster R., 1949. Stained pearls and...MISCELLANEOUS The Mirasety Ring: An Ethiopian ‘Rainbow’ Opal Set with a Hologram During the 2014 Tucson gem shows...ring is shaped like a flying saucer and features an opal bead from Wollo, Ethiopia, that is set over a hologram
	*(2019, Spring) Gems & Gemology* Vol. 55 (1) Gemological Institute of America**	Journal (issue)
	Kevin Schumacher Documents a visit to the sapphire, opal, and emerald mining and trading areas of Ethiopia...sapphires • Lazurite in spinel • Fossil insect in opal • Trapiche-like ruby from the Batakundi mine in...118 Gem News International Tucson 2019 • Boulder opal mining • Brazilian alexandrite • Cat’s-eye nephrite...Rondeau Tokyo, Japan Perth, Australia Nantes, France Timothy Adams E. Alan Jobbins George R. Rossman...Fritsch Lore Kiefert Nicholas Sturman Nantes, France Lucerne, Switzerland Bangkok, Thailand Eloïse
	Brongniart, Alexandre (1807) Traité élémentaire de minéralogie Vol. 1 - avec des applications aux arts : ouvrage destiné à le̓nseignement dans les lycées nationaux. Chez Deterville, Paris.	Book (volume)
	sciences la minéralogie , qui n’étoit qu’une réunion de connoissanpes empiriques. dernier en , découvert...à se l’eau sépare les molécules salines qui réunion la poration , elles produisent des cristaux...peut opérer ni l’une ni l’autre division on ne réunion ; , ; peut y arriver qu’au moyen de l’action...les solides variés qu’elles produisent par leur réunion , sont tous composés de petits cristaux semblables...de prouver que ces solides sont formés par la réunion de deux cristaux qui se pénètrent plus ou moins
	*(2007, January) Gems & Gemology* Vol. 43 (4) Gemological Institute of America**	Journal (issue)
	dumortierite and sapphirine from Tanzania • Brazilian blue “opal” • Otolith pendant • Inclusions in quartz from Paraíba...Carlsbad, California Emmanuel Fritsch Nantes, France Robert E. Kane Helena, Montana Christopher P...purity, were also synthesized by LIMHP-CNRS in France (Achard et al., 2005; Wang et al., 2005), but the...Element Six, Carnegie Institute, LIMHP-CNRS in France, and the National Institute for Material Sciences...Experimental CVD synthetic diamonds from LIMHPCNRS, France. Gems & Gemology, Vol. 41, No. 3, pp. 234–244.
	*(2019, Summer) InColor* 43. International Colored Gemstones Association**	Journal (issue)
	Kenya Stephan Reif, Austria Philippe Scordia, France Kobi Sevdermish, Israel Captain Ramji Sharma, Japan...Nantes, France; and Aurélien Delaunay, Director, Laboratoire Français de Gemmologie, Paris, France. They...Notre-Damedes-Pauvres, 54501 Vandœuvre-lès-Nancy, France. Anthony E. Fallick and Adrian J. Boyce are with...caractérisation isotopique. PhD thesis INPL, Nancy, France, 373 p. Garnier, V., Maluski, H., Giuliani, G....Rennes. Sa vie et ses œuvres (1035-1123), Rennes, France. Hubbard, M.S., Grew, E.S., Hodges, K.V., Yates
	Schettler, Georg, Schwab, Markus J., Stebich, Martina (2007) A 700-year record of climate change based on geochemical and palynological data from varved sediments (Lac Pavin, France) Chemical Geology, 240 (1) 11-35 doi:10.1016/j.chemgeo.2007.01.003	Journal (article/letter/editorial)
	palynological data from varved sediments (Lac Pavin, France) Georg Schettler a,⁎, Markus J. Schwab a , Martina...touristiques locales 3615, Institut Geographique National, France. The lake receives surface inflow at its southern...Feprecipitates are less diluted by light biogenic opal in the related sediment sample (Fig. 12h). The corrected...increase of precipitation/evaporation in western France could be documented via lake level reconstructions...permanently stratified volcanic lake (Lac Pavin, France). Geochimica et Cosmochimica Acta 63 (19–20), 3357–3372
	*(2004) Theme 3: Volatiles of the earth. Geochimica et Cosmochimica Acta, 68 (11) 255-316 doi:10.1016/j.gca.2004.05.007*	Journal (article/letter/editorial)
	Univ. Bl. Pascal – CNRS, CLERMONT-FERRAND , Cedex, FRANCE Platinum Group Elements (PGE: Os, Ir, Rh, Ru, Pt...diffraction patterns reveal 2-line ferrihydrite and opal-CT. Fine grained particles and thin filamentous...fluid inclusions were trapped in anhydrite, barite, opal, epidote and clinozoisite, and include two- and...Pascal-CNRS 5, rue Kessler, 63038 Clermont-Ferrand, France 2 Science Institute, University of Iceland, Reykjavik...1 G2R, Nancy, France (jean.dubessy@g2r.uhp-nancy.fr) 2 LMV, Clermont-Ferrand, France (R.Thiery@opgc
	Pearce, Christopher R., Parkinson, Ian J., Gaillardet, Jérôme, Charlier, Bruce L.A., Mokadem, Fatima, Burton, Kevin W. (2015) Reassessing the stable (δ88/86Sr) and radiogenic (87Sr/86Sr) strontium isotopic composition of marine inputs. Geochimica et Cosmochimica Acta, 157. 125-146 doi:10.1016/j.gca.2015.02.029	Journal (article/letter/editorial)
	1 rue Jussieu, 75238 Paris, France and Institut Universitaire de France e Department of Earth Sciences...rivers draining volcanic islands in the Caribbean, Réunion, Java and the Azores (Fig. 4a; Table 1). The contrasting...Calmels, D., Galy, V., Hilton, R.G., Louvat, P. and France-Lanord, C. (2014). Lithium isotopes in large rivers...Collier, R.W. (1995). Early diagenesis of biogenic opal: dissolution rates, kinetics and paleoceanographic
	*Werner, Abraham Gottlob (1795) Principes de minéralogie; ou, Exposition succinte des caractères extérieurs des fossiles. Chez Reynier, Paris.*	Book
	fongiformes plus garnie à colonnes dont la réunion d’une ou Rètéporites. croûte poreuse certains...«oiiège , une le i’ean INF0 111 . , do France , de pourra quantité quelhydrosrésultat distillée...ordinaire Jaspe за. , Jaspis. . Opal. Opale. i°. Ëdler opal. Opale fine. Gemeiner 2. Opale 3...Halb Demi 4- Holz Opale 33. opal. ordinaire . opal. opale. opal. lithoxile. Peclistein. Peckstein

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Opal from Réunion, France

Opal from
Réunion, France