 | | Journal (article/letter/editorial) | | hydrothermally altered quartz diorites (Brabant Massif, Belgium) and the role of epidote as a Sr filter Lue Andr~ and...1050 Brussels, Belgium Abstract. The porphyritic quartz diorites of the Caledonian Brabant Massif have...Sr-Nd isotopic analyses were performed on the Quenast plug and the Lessines sill, in an attempt to study...alterations. Sr electron microprobe analyses of epidote were also carried out to assess its role in the...of Sr accommodation in the secondary minerals. Epidote in particular has proved to be the main trap for |  | | Journal (article/letter/editorial) | | structure to portions of~/gte. 2, On t]~e PORPHYRYof BELGIUM. By Professor DELESSE, Engineer of Mines, &c. [Communicatedby...tolerably pure specimens, from the quarries of Quenast. They were easily separated from the somewhat darkish...the dark green portions from a fragment of the Quenast porphyry,. I found that their loss by fire was...hyaline quartz, sometimes smoke-coloured, of green epidote, and of white spathose carbonate of lime ; and...The epidote is here much more abundant than is general in porphyries; in the variety from Quenast, for |  | | Journal (article/letter/editorial) | | concrete that could not have ongl.nated In France or Belgium. Rucks were collected from Vimy Ridge and ~n. the...especially copper from Belgium to Germany, of sand and gravel from Germany to Belgium of possible use as...navi~ation ?n the wat~rs lying between the Rhine and Belgium, WIth the special regulations respecting navigation...felsite Dark green andesite lava Banded hornblende-epidote-gneiss Radiolarian black chert Soft red sandstone...Society); and an appreciation of the gravels of Belgium was provided by Professor X. Stainier, Professor |  | | Journal (article/letter/editorial) | | GEOLOGY OF PL ATE I. II. III. IV . V. VI. I. BELGIUM. 1. CON T EN T S . O UTLI NE S K ETC H OF T HE...19 22 26 33 OUTLINE SKETCH OF THE GEOLOGY OF BELGIUM IN THE LIGHT OF RECENT RESEARCH. By L. DUDLEY STAMP...progress has been made in the study of Geology in Belgium r-s(1) The whole country has been geologically...(4) The two important Geological Societies of Belgium have been active. (Societe geologique de Belgique... L. D . STAl\IP , 2 B. PHYSICAL GEOGRAPHY. Belgium fall s into three natural geographical units (1) |  | | Journal (issue) | | s'agit ici d'une "microdiorite quartzitique", de QUENAST ; ou des "sills", lames de roche magmatique intrusive...remarquables de Quenast : quartz enfume en macle du Japon sur lit d'epidote, epidote et calcite, apophyllite...apophyllite et epidote sur calcite, axinite, chabazite sur epidote, druse de phrenite, druse de goethite...le site de Quenast est probablement le plus riche gisement mineralogique beige. A QUENAST (Province du...du Brabant Wallon), !'exploitation de cette roche magmatique, de ce pipe sonde jusqu'a un kilometre de |  | | Journal (issue) | | by J. Grandjean Faden quartz from Bierghes, Brabant, Belgium ...................................... 441...photography. 437 Faden Quartz From Bierghes, Brabant, Belgium Harjo Neutkens1 Stijn Claeys2 Tom Costes3...The finest faden quartz specimens ever found in Belgium, rivaling the best from any classic locality worldwide...found there as well. INTRODUCTION Belgium: a haphazard collection of Walloon (French), Flemish (Dutch) and...Roger de Vlaeminck and Tom Boonen. The fact that Belgium also played an important role in the development |  | VAN GROOTEL, G., VERNIERS, J., GEERKENS, B., LADURON, D., VERHAEREN, M., HERTOGEN, J., DE VOS, W. (1997) Timing of magmatism, foreland basin development,
metamorphism and inversion in the Anglo-Brabant fold belt. Geological Magazine, 134 (5) 607-616 doi:10.1017/s0016756897007413 | Journal (article/letter/editorial) | | development, metamorphism and inversion in the Anglo-Brabant fold belt G. VAN GROOTEL*, J. VERNIERS*, B. GEERKENS†...Universiteit Gent, Krijgslaan 281 S8, B-9000 Gent, Belgium † Laboratoire de Géologie et Minéralogie, Université...Place Louis Pasteur 3, B-1348 Louvain-la-Neuve, Belgium ‡ Fysico-chemische geologie, Katholieke Universiteit...B-3001 Leuven, Belgium § Belgian Geological Survey, Jennerstraat 13, B-1000 Brussels, Belgium (Received...activation of Eastern Avalonia along the Anglo-Brabant fold belt are presented. Late Ordovician subduction-related |  | | Report (chapter) | | University, Krijgslaan 281 building $8, B-9000 Ghent, Belgium (e-mail: Jacques. Verniers@rug.ac.be) 2British...Tervuren, Belgium 4Geological Survey of Belgium, Jennerstraat 13, B-I O00 Brussels, Belgium 5Royal Observatory...Observatory of Belgium, Avenue Circulaire 3, B-1 I80 Brussels, Belgium 6Ddpartement des Sciences de la...Avenue F. Roosevelt 50 CP160/02, B-1050 Brussels, Belgium 7Structural Geology & Tectonics Group, Katholieke...Universiteit Leuven, Redingenstraat 16, B-3000 Leuven, Belgium 8Institut far Geologische Wissenschafien, Martin-Luther |  | | Journal (article/letter/editorial) | | CRUSTAL GROWTH" THE EARLY PALEOZOIC FROM THE BRABANT MASSIF (BELGIUM) L. A N D R I ~ 1, S. D E U T S C H 1...Bruxelles (Belgium) 2Afdeling Fysico-chemische Geologie, University of Leuven, B-3030 Leuven (Belgium) (Accepted...crustal growth: The early Paleozoic from the Brabant Massif {Belgium). In: S. Deutsch and A.W. Hofmann (Editors)...101-115. The Cambrian- Ordovician shales from the Brabant Massif show an increase in Th (6.7-17,7 ppm) and...e~d with stratigraphic age (e~d vs. t) for the Brabant shales parallels the trends for coeval clastic |  | | Journal (article/letter/editorial) | | Meaiu~, Augua$ ~Ttk, tggo. S Epidote is found T H Idiorite at Quenast. in the well-known quarries of...analyses of epidote have been made upon impure specimens. We may add that the epidote of Quenast does not...mineral under the microscope. As the crystals from Quenast are pale in color and split readily, along the...matter2 We have found the specific gravity of this epidote to be 3"4211. The specimen analysed contained silica...quantitative determinations: I . - - 1 " 0 6 3 9 grin. of epidote gave 0'0239 grin. of water, 0"4080 grin. of silica |  | | Journal (article/letter/editorial) | | Meaiu~, Augua$ ~Ttk, tggo. S Epidote is found T H Idiorite at Quenast. in the well-known quarries of...analyses of epidote have been made upon impure specimens. We may add that the epidote of Quenast does not...mineral under the microscope. As the crystals from Quenast are pale in color and split readily, along the...matter2 We have found the specific gravity of this epidote to be 3"4211. The specimen analysed contained silica...quantitative determinations: I . - - 1 " 0 6 3 9 grin. of epidote gave 0'0239 grin. of water, 0"4080 grin. of silica |  | | Journal (issue) | | samenwerkingsverband tussen de stad Leuven, de provincie Vlaams-Brabant en de KULeuven. Aan de tentoonstelling werd ook...hebt clinozoisiet). Epidootkristallen van Quenast, Brabant, België. Naar Goldschmidt, 1916 (op zijn beurt... gesteenten. De bekendste vindplaats is natuurlijk Quenast, waar epidoot voorkomt in radiaalstralige aggregaten..."University of Colorado - Mineral Structure Data - Epidote Group" http://ruby.colorado.edu/~smyth/min/epidote...(1895), "Notice cristallographique sur l'épidote de Quenast et la barytine de Fleurus", Bull. Ac. R. de e Belg |  | | Journal (article/letter/editorial) | | Jiat vor kurzer Zeit eine Analyse des Epidots von Quenast in Belgien vorgenommen und dazu ein sorgfältig...Zoisit und von R e n a r d über den Epidot von Quenast, erschien ein Aufsatz von H. L a s p e y r e s...y r e s seinen eigenen Analysen verschiedener Epidote, deren Resultate er in dem Aufsatze mittheilt,...Erfahrungen besitze. § 2 behandelt die »Löslichkeit der Epidote und Zoisite«; es wird dort der bekannten Eigenschaften...In § 3, welcher über die »Verunreinigungen der Epidote und Zoisite« handelt, werden als solche zahlreiche |  | | Journal (article/letter/editorial) | | . . ... . . . . . . . . . . . . . . Epidote . . . Guejarite . . . ,, . 133 ... ... OIl . ... lel 6 186 ... mbO . Epidote from Quenast . . . . . . . . . See M a n g s n e s e.... . . . . . . . . . . . . . K]mNNaOTT on Epidote . . . . Killas, T i n in . . . . . . . . . . Kx~'Q...PAOE LUDLaM, H., obituary nonce of LUDWXO on Epidote . . . . . . LUEDrmXS, O., on Heldburgito , oa Reinlte...estim~tion of . . . . . . . . . . . . 87 Mangaaeee-epidote . . . . . . . . . . . . . . . . . . 2,57 Marbles |  | | Journal (article/letter/editorial) | | . . ... . . . . . . . . . . . . . . Epidote . . . Guejarite . . . ,, . 133 ... ... OIl . ... lel 6 186 ... mbO . Epidote from Quenast . . . . . . . . . See M a n g s n e s e.... . . . . . . . . . . . . . K]mNNaOTT on Epidote . . . . Killas, T i n in . . . . . . . . . . Kx~'Q...PAOE LUDLaM, H., obituary nonce of LUDWXO on Epidote . . . . . . LUEDrmXS, O., on Heldburgito , oa Reinlte...estim~tion of . . . . . . . . . . . . 87 Mangaaeee-epidote . . . . . . . . . . . . . . . . . . 2,57 Marbles |  | | Journal (article/letter/editorial) | | JoachimsE. F. H. thal,l.612 and 20o. BARITE AND EPIDOTE FROM PISEK. B. lai,rjeNo A. KnnlEi. RazpraayCesk|Akad...N d' z o )r 1 and (new) (4.4.15)and,(1.2.24). Epidote crystalsshowedb z n and.(new) (11.0.4). E. F. H...previously noted. Apophyllite, new to Belgium, has been found at Quenast,and zonal groupings of hopeite at |  | | Journal (article/letter/editorial) | | staurolite, topaz, marcasite, actinolite, hornblende, epidote, muscovite, sphene, orthoclase, microcline, kyanite...dominant, and green pyroxenes, hornblende and epidote are abundant. Mr. G. MacDonald Davies (lg15, p...andalusite, brookite, staurolite, topaz, chlorite, epidote, glauconite, ? monazite, muscovite. orthoclase...fragments has been the determining character. Epidote, in pale lemon-green grains, is persistent throughout...Staurolite Sillimanite Topaz Brookite •. Chlorite Epidote Glauconite " Hornblende Muscovite Sphen e Kyanite |  | | Journal (issue) | | new member of the strunzite group trom Blaton . Belgium", N. Jb . Miner . Mh ., 453-457 . VAN TASSEL R...spectroscopic characterization of trom Blaton . Belgium", N . Jb . Miner . Mh ., 1994 (4), 176-790 . ferristrunzite...11 .9 1 * FUNDGRUBE 17(1) . 03 .9 1 14-19 The epidote group, part II . 38-44 Gold in his star s MINERAL...MINERAL . TIJDSCHRIFT 22(12) . 12 .9 2 211 Epidoot/Quenast . 212-219 Zwave l * an de r Die Drandorf-Geviert-Fundgrube |  | | Journal (issue) | | Narsarsukiet, weloganie t 9-15 Tucson 1992 16-19 Quenast . Brabant, B 20 . 27 Studiereis Canada (Francon Quarry...LAPIDARY JOURNAL 45(7), 10 .9 1 14/16/19 The epidote group, part 1 . 20 Phenakite in topa z 25-38 Rhodochrosit |  | | Journal (issue) | | 7 pp . _ BUTTGENBACH H . (1924), "L'axinite de Quenast", Bull . de la Classe des Sciences, séance du ier...K . (1978), "Prehnite/chlorite and actinolite/epidote bearing urineral assemblages in the metamorphic...of la Helle and Challes, Venn-Stavelot-massif, Belgium", Ann . Soc . Géol . Belg . 101, 227-241 . uit |  | | Journal (article/letter/editorial) | | pyrites, marcasite, chalcopyrite, garnet, apatite, epidote, and occasionally calcite, etc, Felsites and felstones...marcasite, chalcopyrite, biotite, garnet, apatite, epidote, serpentine, chlorite, nepheline, nosean, leucite...symmetrically following the planes of the crystal. Epidote is of very common occurrence in granite and other...rocks, as for instance in the diorite of Quenast, in Belgium. Iron is abundant in all the igneous rocks |  | | Journal (article/letter/editorial) | | 知 県柿 の又 鉱 山産 マ ンガ ン緑 簾 石 につ いて Manganiferous Epidote Kochi from the Kakinomata 広 渡 文 利 1.序 柿 の...鉱 物 で は, 一 応 次の 三 つ の場 合 が 仮 定 され る 。 (a)Mnの *Epidoteはgroup程 全 部 がMnIIOと 度 のorderで し て 存 在 す る場 合 用...pistacite,piedmontite,… る 。Pistaciteに 用 い る 時 は,epidote の よ う に 用 うべ き で あ 対 す る 邦 名 も 出 来 れ ば 緑 簾 石 と...Porcupine産 5.Inverness産 6.Zillerthal産 7.Pfarrerb産 8.Quenast産 斜 ゆ5簾 よ る。 石 。R.W.Johnstoneに 緑 簾 石 。M.Goldschlagに |  | | Journal (article/letter/editorial) | | above locality. H. €3. Chemical Composition of Epidote. By E. LUDWIG (Juhrb. f . Min., 1882, 2, Ref.,... 22-23) ; Chemical Composition of Epidote from Quenast. By A. RENARD (ibid.,23).-Ludwig, in criticising...analyses of epidote, and refers more especially to one of his previous analyses of Sulzbach epidote (Juhrb...calculating €or 70 per cent. Al-epidote and 30 per cent. Fe-epidote. H e further holds that most other... Thorite, zenotime, j h o r i t e , bet y l , epidote, all in small quantities only. Tourmalin, hyalite |  | | Journal (article/letter/editorial) | | angegeben werden. Unter Piemontiten versteht Eitel Epidote mit Mn^0 3 . Eine volle Vertretbarkeit des Α1^03...zwei Kurven, auf die nur vier näher untersuchte Epidote nicht passen (Huntington, Zillertal nach F o r...Befunde stützten. Ebenso wurden für die Klinozoisit-Epidote vom Ochsner und von Nottoden durch L. Weber die...Verschiedene Angaben über gesteinsbildende Zoisite und Epidote, zum Teil mit mehrfachen optischen Bestimmungen...des Calanches M. Goldschlag Pfarrerb F. Stöber Quenast 0. Andersen Nottoden F. Zambonini Lusette F. Zambonini |  | | Journal (article/letter/editorial) | | Frage nach der chemischen Zusammensetzung der Epidote und Zoisite ausgeführt worden. Hat man nun durch..., 483.) H a r t w a l l : Untersuchungen des »Epidote manganesiftire.« 14. 1829. Annales des mines II... 292.) D r a p i e r : Analyse des Epidot von Quenast. 1850. Bull. d. 1. soc. giologique de France II...»Nachträgliche Bemerkungen ü b e r die Zusammensetzung der Epidote u. s. w.« 34. 1851. Poggendorffs Annalen 84, 453...i c h t e r : »Ueber die Zusammensetzung d e r Epidote.« 42. 1855. Annales de chimie et de physique 4 |
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Porphyry quarries, Quenast, Rebecq, Walloon Brabant, Wallonia, Belgium