 | | Journal (article/letter/editorial) | | chlorites: Evidence from the Lienne Valley manganese deposit, Ardennes, Belgium W. Schreyer ~, A.-M. Fransolet...Universit6 de Li6ge, B18 Sart Tilman, B-4000 Li+ge t, Belgium Abstract. Low-temperature veinlets crosscutting...abandoned manganese mines of the Lienne Valley, Venn-Stavelot Massif, Belgium, a few samples were collected...gonyerite (Frondel The manganese mines of the Lienne Valley occur in the southwestern part of the Venn-Stavelot...Venn-Stavelot Massif in the Ardennes Mountains of East Belgium. Geologically, the Venn-Stavelot Massif forms part |  | | Book | | Stâve dès Boûs Illustration de couverture: Rhodochrosite (minéral rose) avec minerai ferro-manganésifère...ferro-manganésifère (brun-rouge), Moët-Fontaine. La rhodochrosite à l'état disséminé était le minéral porteur du manganèse...manganèse dans le minerai exploité de "Basse-Lienne". Les échantillons minéralogiques et toutes les photographies...place est décrite. • Les minerais de la "Haute-Lienne" sont constitués d'oxydes noirs et leur formation...millions d'années environ. • Les minerais de la "Basse-Lienne" sont des minerais grenus carbonatés et siliceux |  | Dekoninck, Augustin, Monié, Patrick, Blockmans, Sabine, Hatert, Frédéric, Rochez, Gaëtan, Yans, Johan (2019) Genesis and 40Ar/39Ar dating of K-Mn oxides from the Stavelot Massif (Ardenne, Belgium): Insights into Oligocene to Pliocene weathering periods in Western Europe. Ore Geology Reviews, 115. 103191 doi:10.1016/j.oregeorev.2019.103191 | Journal (article/letter/editorial) | | K-Mn oxides from the Stavelot Massif (Ardenne, Belgium): Insights into Oligocene to Pliocene weathering...University of Namur, 61 rue de Bruxelles B-5000 Namur, Belgium Géosciences Montpellier, UMR-CNRS 5243, Université...Prince de Liège B-5100, Jambes, Belgium d Laboratoire de Minéralogie, Université de Liège, 14 allée du...du six août B-4000, Liège, Belgium b c ARTICLE INFO ABSTRACT Keywords: Manganese deposit Ardenne Stavelot-Venn...the Stavelot inlier (NE Ardenne, Rhenish Massif, Belgium) has drawn the attention of geoscientists for more |  | | Journal (article/letter/editorial) | | pseudocoticule from the Stavelot Massif, Ardennes (Belgium), and redefinition of coticule MAXIME BAIJOT, FRÉDÉRIC...Minéralogie, B18, Université de Liège, 4000 Liège, Belgium *Corresponding author, e-mail: fhatert@ulg.ac.be...investigation of pseudocoticules from the Salm Valley, Belgium, shows that this type of rock is characterized...and Pb) observed in the quartz veins of the Salm Valley. The term coticule is redefined on an historical...Key-words: pseudocoticules, coticules, Stavelot Massif, Belgium. 1. Introduction The term coticule designates |  | | Journal (article/letter/editorial) | | 5ART TILMAN (LIEGE), BELGIUM Low-grade Mn-rich metamorphic rocks of the Lienne syncline spessartine...Vmt-Stanelot Massif; Ardemes elsewhere. Carpholite of the Lienne syncline exclusively occurs in quartz-rich segregations...metamorphic environchrosite-bearing veins in the Lienne syncline, nearly complete ments rich in aluminium...Recent the continuous reaction carpholite + rhodochrosite + quartz findings of magnesio- and ferrocarpholite...Low-Pressure Metamorphism of Mn-rich Rocks in the Lienne Syncline, Venn-Stavelot Massif (Belgian Ardennes) |  | | Journal (article/letter/editorial) | | for a rhodochrosite precursor of spessartine in coticules of the Venn-Stavelot Massif, Belgium W. SCHREYER...Bochum, Germany Abstract Minute CaMg-bearing rhodochrosite inclusions were discovered in spessartine crystals...the country rock of the famous coticule bands of Belgium. This points to a former metamorphic reaction relationship...relationship between the two minerals, such as rhodochrosite + pyrophyllite = spessartine + quartz + CO2...also indicate more complex reactions such as rhodochrosite + sudoite + quartz = spessartine + Mg-chlorite |  | | Journal (article/letter/editorial) | | referred to as matrix carbonates) lie within the rhodochrosite±kutnahorite solid solution series, i.e. Mn55±80(Ca...formed from metamorphic reactions in which rhodochrosite and/or kutnahorite and quartz were consumed...part corroborating earlier observations on a rhodochrosite precursor for spessartine. Spessartine formation... it could be argued that the spessartine + rhodochrosite kutnahorite quartz pyrite assemblage stabilised...(1992), who reported the presence of minute rhodochrosite inclusions in spessartine in a schist sample |  | | Journal (article/letter/editorial) | | metamorphic Mn-rich rocks. Associatedminerals are rhodochrosite, braunite, rhodonite, spessartine,and quartz...assemblages F for O at the 04 site. nite + rhodochrosite + braunite felse)occasionallyhave The presentpaper...spessartine-bearing rocks, with variable proportions of rhodochrosite, crossite-magnesioriebeckite,phlogopite, phengite...setting of the Piedmont zone in the northem Aosta Valley, Western Alps Ofioliti, 13, 157-162. Deer, W.A...chlorites: Evidencesfrom the Lienne Valley manganesedeposit, Ardennes, Belgium. Conlributions to Mineralogy |  | | Journal (article/letter/editorial) | | caryopilite, pyroxmangite/rhodonite, tephroite, rhodochrosite, quartz, COz, and H 2 0 is proposed. The phase...chlorite). Coexisting phases are friedelite and rhodochrosite, matrix is carbonate with friedelite, spessartine...carbonate-silicate assemblages with typically rhodochrosite, pyroxenoids, and tephroite as the predominant...(Gramaccioli et al. 1980) occurring in quartz-rhodochrosite-pyroxmangite assemblages. This phase was identified...predominantly occurs as a primary phase in rhodochrosite-tephroite-pyroxmangite +_quartz assemblages |  | | Journal (article/letter/editorial) | | Ghent University, Krijgslaan 281 S8, 9000 Ghent, Belgium (marlina.elburg@UGent.be) 2 CODES and School of...hazardous wastes to the nearest lowlands and river valley or directly into the sea environment without any...Paleoclimate and Mare, University of Liege, B-4000 Liege, Belgium (nathalie.fagel@ulg.ac.be, roberbrasseur@skynet...roberbrasseur@skynet.be) 2 DSTE, University of Brussels, Belgium, nmattiel@ulb.ac.be; 3 GEOTOP, UQAM, Montreal, Canada (chm@uqam...had reacted completely. A secondary phase, rhodochrosite (MnCO3), appeared upon the bioreduction of the |  | | Report (volume) | | of IA Helle and halles, Venn-Stavelot-Massif, Belgium. Ann Soc Geol Belg 101:227-241 Seki Y (1959) Relation...monoclinic epidotes from Praborna (St. Marcel, Aosta Valley, Italy). Eur J Mineral 8:655-665 Dollase WA (1968)...chlorite (Fig. 5). Dixie Valley Geothermal system, Nevada The Dixie Valley geothermal system in west-central...Consequently, the hydrothermal fluids of the Dixie Valley geothermal system must have been at least partially...Golan B, Benoit D (2000) Temperatures in the Dixie valley, Nevada geothermal system. Geother Res Coun Trans |
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Rahier, Stoumont, Liège, Wallonia, Belgium