 | | Journal (issue) | | by J. Grandjean Faden quartz from Bierghes, Brabant, Belgium ...................................... 441...Middle Devonian. Reef complexes, beds of nodular gypsum, collapse breccias, and fracture zones provided...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 |  | | Journal (article/letter/editorial) | | Bedfordshire, Post-Pliocene 11011usca 105, 119 Belgium. Geology of . . 1 - - , Long Excursion to 39 Bennett...Post-Pliocene Mollusca, 106, 120 Cambro-Silurian rocks. Belgium .. 4, 10 Cameron. E. N. H .• elected.. 157 Campine...Campine Coalfield 3. 22 Carboniferous Limestone, Belgium . . 6. 19. 45. 61-68 Cassels, Miss A. M.• elected...45 Caton-Thompsen, Miss G., elected 160 Chalk, Belgium 7, 29.43,48,49, 5 I ; Blue Bell Hill, 75 ; East...Excursion 48 Claydon, Excursion .. 307 Coal Measures, Belgium 7, 22, 45. 53, 68 Coastal Changes 166, 304, 310 |  | | Journal (issue) | | STOOPS G . (1978), "Gypsum crystals in rupelia n clay of Betekom (Prov . Antwerpen, Belgium)", Ann . Soc ....découverte de galène dans le sol d u Massif Primaire du Brabant", Bull . Soc . beige Géol . 12, 6- 8 DESCHODT R...(4e notice) . Sur la kaolinite (pholérite) de Quenast et d u terrain houiller", Bull . Acad . roy . Beige...Inleidin g In het zuidoosten van de provincie Brabant dagzoomt een Cambrische kwartsiet, meer bepaal |  | | Journal (article/letter/editorial) | | including: calamine from Moresnet with the form/,'gypsum from Corphaliewith the form-e; aragonite from Lavoir...previously noted. Apophyllite, new to Belgium, has been found at Quenast,and zonal groupings of hopeite at |  | | Journal (article/letter/editorial) | | ... lel 6 186 ... mbO . Epidote from Quenast . . . . . . . . . See M a n g s n e s e - e p i.... . GU~N, J., on Caithness minerals . . . Gypsum . . . . . . . . . . . . . . . ...Artifidal Gay-Lmmit Reinite 287 . . . . . . Quenast, Epidote from R~mLaslz~ . . . . . . . . . . |  | | Journal (article/letter/editorial) | | ... lel 6 186 ... mbO . Epidote from Quenast . . . . . . . . . See M a n g s n e s e - e p i.... . GU~N, J., on Caithness minerals . . . Gypsum . . . . . . . . . . . . . . . ...Artifidal Gay-Lmmit Reinite 287 . . . . . . Quenast, Epidote from R~mLaslz~ . . . . . . . . . . |  | | Journal (issue) | | Mont-sur-Marchienne (B)  Calciet Landelies (B)  Mineralen van Quenast (B)  Fluoriet van Seilles (B)  Mineralen van...system. www.bruker-axs.com/d2phaser.html BRUKER BELGIUM s.a./n.v. bruker@bruker.be WWW.BRUKER.COM Tel:...Luik door Dumont (1832) en Davreux (1833), en Brabant door Galeotti (1837). Die beschrijvingen van de...la constitution géognostique de la province de Brabant (Belgique). Bruxelles, M. Hayez, 198 p. Gorkum...willemiet  franqueniet: uit Franquenies in Waals-Brabant; identiek met het al eerder beschreven ijzersulfaat |  | | Book (edition) | | Diagrams illustrating the Devonian Transgressicm in Belgium Diagrammatic Section through the deposits of the... the Pre-Pliocene Peneplane in England and in Belgium and HcJland The Pliocene Deposits of East Anglia...Devono-Carboniferous These two systems there form one great of Belgium. — — Cycle of Sedimentation, but oscillations...and Doubtless sediments were laid down part of Belgium. over the whole of this original Basin or Basin...areas the tectonic of London, Hampshire, Paris and Belgium. — PRINCIPLES OF STRATIGRAPHICAL GEOLOGY Fig |  | | Report (issue) | | similar phenomena in the granite quarries of Quenast in Belgium; Hankar-Urban, A., Note sur des mouvemen...3. Compact, massive brown shale, with flakes of gypsum, etc., also carrying leaf impressions............States. 94174 0 _Bull. 470 11 23 GYPSUM AND PLASTERS. GYPSUM DEPOSITS IN EAGLE COUNTY, COLORADO. By...writer, while investigating a number of deposits of gypsum of possible commercial value in the Western States...States, made a very hasty reconnaissance of the gypsum deposits of Eagle County, Colo. Of the many areas |  | | Book (edition) | | Diagrams illustrating the Devonian Transgression in Belgium 120 31. Diagrammatic Section through the deposits...actually the case with the Devono-Carboniferous of Belgium. These 't\V0 systems there form one great Cycle...tectonic:" Basins '' of LonBelgium. IEoLIAN PRINCIPLES OF STRATIGRA PHICAJ. GEOLOGY..."Ii/ales, probably under the London District, to Belgium. GEOGRAPHY OF THE DEVONIAN PERIOD. To the north...running approximately fro1n the Bristol Channel to Belgium, the British Isles formed part of the great Devonian |  | | Journal (issue) | | Mont-sur-Marchienne (B)  Calciet Landelies (B)  Mineralen van Quenast (B)  Fluoriet van Seilles (B)  Mineralen van...UV reactions 8-9 The many faces of fluorescent gypsum 14-15 The interaction between calcite from the...www.bruker-axs.com/d2phaser.html 210 BRUKER BELGIUM s.a./n.v. bruker@bruker.be WWW.BRUKER.COM Tel: |  | | Report (issue) | | and others, 1963, p. 367) and sulfates such as gypsum (Bergman and Blankenburg, 1964). Simultaneous occurrence...high calcium contents, although the solubility of gypsum in chloride brines is increased fourfold by the...analysis (table 6, analysis 15) of large inclusions in gypsum from the famous Girgenti (now Agrigento) sulfur...almost always present, along with anhydrite and gypsum, in drill cores of the metamorphic marble sequence...presence of primary sulfate (anhydrite and (or) gypsum) in high-temperature copper and molybdenum deposits |  | | Book (edition) | | 3 is a compound crystal These will be underof gypsum, and Fig. 4 one of spinel. stood from the following...following figures. Fig. 5 is a simple crystal of gypsum ; if it be bisected along ab, and the right half...of a fibrous structure. fibrous calcite, fibrous gypsum, and many fibrous minerals, more especially those...Test for Lime in Apatite. hydrochloric acid, gypsum if A solution of apatite in treated with sulphuric...great repositories of sulphur are either beds of gypsum and the associate rocks, or the regions of active |  | | Book | | names. Terms like anhydrite rock, garnet rock, gypsum rock, halite rock, howlite rock, olivine rock,... 1. Massive, usually translucent, fine-grained gypsum rock, often used for statuary and decorative purposes...significant. anhydrite-gypsum rock sed. Evaporite rock composed of anhydrite and gypsum; some of these form...by the hydration of anhydrite to form gypsum and grade into gypsum rock. anhydrite-halite rock sed. Typical...soluble evaporite minerals (halite, anhydrite, gypsum, and others) have been removed. (Sloss and Laird |  | | Journal (issue) | | Windisch 30 Van Wouw Street Groenkloof, Pretoria Belgium: Paul Van Hee Deuzeldlaan 16-bus 1 B-2120 Schoten...silicates and carbonates, fluorite and occasionally gypsum. It should be stressed that, in view of the unusual...Alpine cleft Fruth (1975) Goldschmidt (1922) Belgium —Quenast Bolivia —Llallagua Hydrothermal veins with...a 7 x 2 x 1 cm fracture-filling of transparent gypsum in corroded granite. The mine was inactive from...pyrite, marcasite, hematite, goethite, epidote, gypsum, and hornblende (Satterly, 1977). From a trench |  | | Journal (article/letter/editorial) | | Republic Port0 Rico St. Vincent EUROPE Austria Belgium Bosnia Bulgaria Czechoslovakia Denmark Elba Finland...Colorado. Stone, 14 (4),359, 362-3 (1897). Lakes, A.-Gypsum and Clay in Colorado. Mines and Minerals, 20, Dec...Steel Znst., 69 [ l ] , 319 (lgOG).) 706-7 (1901). Belgium Anon.-Technical Excursion in the North aux Belges...Belges IV., Bull. Acad. BeJg., and in Belgium. Ceramique, 25, 44 1121. 2 (1877). Ries, €I-Kaolins and Fire...193-7, 241-51 (1922). Asselberghs, E.-Kaolin of Belgium. Europe. U. S. Geol. Surv., 19th Ann. Mines. Belg |  | | Book (edition) | | other. The sulphates of moment are anhydrite and gypsum, the latter the hydrous, the former the anhydrous...doubtless originated together with the latter. Gypsum and rock salt are the chief members of this subgroup...favorable to precipitation, first, of the insoluble gypsum, later of the more soluble common varying and... been prevented on a large wide distribution. Gypsum forms at times gray or black earthy beds, that...beds, often stained red or brown, by iron Both gypsum and salt may impregnate associated sediments more | | | Journal (issue) | | Windisch 30 Van Wouw Street Groenklool, Pretoria Belgium: Paul Van Hee Oeuzeldlaan 16-bus 1 8-2120 Schoten...silicates and carbonates, fluorite and occasionally gypsum. It should be stressed that, in view of the unu... near Praegraten Grab pitze, near St. Jakob -Quenast -Llallagua -Chimb1llaya. nearQu imc B razil ...pyrite, marcasi1e, hematite. goe1hi1e. cpido1e. gypsum. and hornblende (Sauerly, 1 977). From a trench |  | | Journal (issue) | | pseudomorphs, together with those ofbarytes and gypsum , occur very commonly in India with infiltrated...the Abbé Reynard in the quartziferous diorite of Quenast. # Other examples might be cited . These objects...thin section of the “ Diorite quartzi fère” of Quenast , which he and M . Chevalier de la Vallée Poussin...fluid cavities of the quartziferous diorite of Quenast, and with figures and descriptions given by Dr...Durham University. English . Irish. Continental. Belgium . 4 . JURASSIC . Lias. Oolite,2,500 ft. (J. B |  | | Book (volume) | | Tertiary sands 92] Phosphatite . : 94] Salt and gypsum . 95 |Aragonite organisms 96 organisms . : 97 |...some form in the Rhom- bohedral system. Clay Gypsum It is not, properly speaking, a mineral, but a...in some localities, Quartz-dio- rite Quenast in Belgium, Catau.- | zara in Calabria. In the Tonale...of the mineral selenite, which is a variety of gypsum, and is composed chemically of hydrated sulphate...immediately upon red and bluish marly clays with white gypsum; at Luxembourg these strata are separated by a |  | | Journal (article/letter/editorial) | | interested in marine biology. On returning to Belgium, after an appointment at Ghent which led to nothing...position probable de quelques roches cristallines du Brabant dans la s4rie stratigraphique~ xvi.--M. Lohest...xxxviii.--G. Ceshro. Surun mingral, provenant de Quenast, qui est probablement de l'adulah'e, xl.--V. Dermal...des psammites du ndroz, lv.--G. Cess Adulaire de Quenast, lvii.--G. Ces&ro. La prehnite de Quenas% lviii...Composition of the Rock, 759.-A. T. Metcalfe. On the Gypsum Deposits of Nottinghamshire and Derbyshire, 760 |  | | Book | | mic~, but of ;more interest is the presence of gypsum in large crystals ; tl1is indicates the ,activit...exported £01· these purposes to Russia, Holland, Belgium and France. SPAIN. 77 The quartz 1·esidue from... 139 PRICES OF CI-IINA-sr.roNE. silica (quartz), gypsum, steatite, agalmatolite, &c. since they are not...felspar, china-stone, pegmatite, lime, cl1alk, gypsum, barytes, bone ash and a.rti:6.cial mixtures called...(pate d11re) : l(aol1n 72, felspar 12, q11artz 12, gypsum 4. ENGLISH BoNE OnINA . . . (p·a te tendre nat1 |  | | Journal (article/letter/editorial) | | upwards of 25 years, in the north elf France and in Belgium, particularly in relation to the Palaeozoic Rocks...Surveys of Sweden, Norway, Finland, Prussia, Saxony, Belgium, and New South Wales. voL. xxxvHI, b x8 PROCEEDINGS...physical structure of the north os France and Belgium, in the latter country, particularly, with relation...The C6te d'Or, Aveyron, Herault, Luxembourg, and Belgium possess this transition group in greater or less...continent it is the same; in Germany, France, and Belgium, all sections yield the same species. The succeeding |  | | Report (issue) | | Geologists, C1984. M(062) 536 1984p MICROPALEONTOLOGY BELGIUM. Coninck, Jan s de. Microfossiles a paroi organique...organique de I'Ypresien inferieur a quenast. (593) qPp 1986 no.l Bruxelles : Service geologique de Belgique...Numerical Models in Geomechanics (2d : 1986 : Ghent, Belgium).Numerical models in geomechanics. Redruth, Cornwall...developpement en cooperation, 1985. P(540) R24mh no 7 GYPSUM HARZ MOUNTAINS (GERMANY) . Geoghemie, Hydrographie |  | | Book | | cordierite, vesuvian, beryl, spinel, sapphire, calcite, gypsum, fluor-spar, If we consider the distribution of...crystals of common salt occur in the diorite of Quenast, Belgium. one of these the volume of the liquid was...oligoclase, as in the somewhat allied rock from Quenast Belgium. The original ferro-magnesian constituents...then, if the mineral be hauyn, minute crystals of gypsum will be formed in abundance the acid evaporates...strong acid and a high temperature be instead of gypsum (SAUEE). (1) form as ; W if, on the other |
|
Porphyry quarries, Quenast, Rebecq, Walloon Brabant, Wallonia, Belgium