 | | Report (issue) | | Compreignacite K2 (UO2 )6 O4 (OH)6 • 8H2 O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data:...16(5) c = 14.88(5) X-ray Powder Pattern: Margnac mine, France. 7.40 (FFF), 3.53 (FF), 3.19 (FF), 3.70...85.44 4.69 9.87 Total [104.1] 100.00 (1) Margnac mine, France; by electron microprobe, original analysis...brochantite, connellite, cerian agardite (Margnac mine, France); cuprosklodowskite, uranophane, brochantite...England). Distribution: In France, from the Margnac mine, Compreignac, Haute-Vienne. From Wheal Owles and |  | | Journal (issue) | | EV - "1998" L'INDUSTRIE MINIÈRE DE L'URANIUM EN FRANCE MÉ.rR.OPOLITAINE par Pierre-Christian GUIOLLARD...DÉCOUVERTES RÉCENTES DE ~ :MINÉRAUX URANIFÈRES RARES EN FRANCE par Nicolas MEISSER Ont participé à la réalisation... Prix de l'abonnement: 6 numéros+ 1 hors série France : 300F - Soutien 400F - Etranger 400F Vente du...unidescenda11te sous dalle de béton à la mine de Margnac (Haute-Vienne) - Photo: COGEMA (GST) le ltè y11e...derni è re née des indu st ri es minières, tant e n France qu e da ns le monde. L Le déve lop pe me nt de |  | Plášil, Jakub, Škoda, Radek, Čejka, Jiří, Bourgoin, Vincent, Boulliard, Jean-Claude (2016) Crystal structure of the uranyl-oxide mineral rameauite. European Journal of Mineralogy, 28 (5) 959-967 doi:10.1127/ejm/2016/0028-2568 | Journal (article/letter/editorial) | | courrier 73, 4 place Jussieu, 75252 Paris Cedex 05, France rre ct ed pr Abstract: Rameauite is a rare...originates from the Margnac mine, Compreignac, Haute-Vienne, Limousin, France. The Margnac mine is located in...in the Compreignac town, about 10 km north of Limoges, and is part of a complex of a dozen uranium exploitations...very rich in uranium (more than 10 kg/t). The Margnac mine provided about 8,600 t U in ore. The primary...including agrinierite, compreignacite, and rameauite, for which the Margnac mine is the type locality. |  | | Journal (article/letter/editorial) | | Becquerelite Billietite Calciouranoite Clarkeite Compreignacite Curite Fourmarierite Gauthierite Heisenbergite...Becquerelite Richetite Agrinierite Masuyite Compreignacite b-U3O8 [DRU] 3:5 – Ianthinite Spriggite Wyartite...Vandendriesscheite Leesite Becquerelite Billietite Compreignacite Gauthierite Fourmarierite Richetite Protasite...Metaschoepite Leesite Vandendriesscheite Becquerelite Compreignacite Fourmarierite Richetite Protasite Masuyite...fine prismatic needle-like studtite. Shinkolobwe mine, Congo, Africa. Field of view (FOV) 2 mm (photo |  | | Journal (article/letter/editorial) | | E , J U N E 1994, V O L . 58, PP. 339-341 Compreignacite: a second occurrence, from St. Just, Cornwall...(NHM X-ray film no. 8787F) has shown it to be compreignacite, K2(UO2) 604(OH)6.8H20. The mineral formed...cuprosklodowskite were associated with the compreignacite, and uranophane, brochantite, connellite and...calcite were also present on the specimen. Compreignacite is a rare mineral, hitherto f o u n d o n l...y at t h e M a r g n a c d e p o s i t , Compreignac, France (Protas, 1964; Granger and Protas, 1965) |  | Cesbron, F., Brown, W. L., Bariand, P., Geffroy, J. (1972) Rameauite and agrinierite, two new hydrated complex uranyl oxides from Margnac, France. Mineralogical Magazine, 38 (299) 781-789 doi:10.1180/minmag.1972.038.299.01 | Journal (article/letter/editorial) | | two new hydrated complex uranyl oxides from Margnac, France F. C E S B R O N , W. L. B R O W N , and P...Fontenay-aux-Roses, France SUMMARY. TWO new hydrated uranyl oxides from Margnac, France, are described. Rameauite...Deux nouveaux uranates hydrat6s provenant de Margnac, France, sont d6crits. La rameauite, de composition...becquerelite, C a O . 6UO8. I I H 2 0 , and compreignacite, K ~ O . 6 U O a . x l H 2 0 . Two new species...U O a . 8 H 2 0 , between becquerelite and compreignacite, with different lattice parameters and space | | | Journal (issue) | | de l'abo1111e111e111: 6 nu111éro5 + 1 hors sérh: France : 300' - outien -100' - E1ranger 400' Veme du numéro...11nidesce11dame s011s dalle de bé1011 à la mine de Margnac (Ha11te-Vie1111e) - Photo: COGEMA (GST) le.... , ...� L'industrie minière de l'uranium en France métropolitaine Pierre-Christian GUIOLLARD L ïndu...qu·une eule mine d"uraniurn en acti ité. à Jouac dan le nord du département de la Haute-Vienne. HISTOIRE...Klaproth découvre cc nouveau métal dan du minerai de mine de Jachymov (Joachimsthal). le baptisant du nom |  | | Journal (article/letter/editorial) | | been reported from the Margnac deposit, Haute-Vienne, Massif Central, France, and formed following the...al. (1995) also reported the occurrence of compreignacite from Cornwall, England. On the basis of the...hydrates that have been described as minerals: compreignacite, K2[(UO2)3 O2(OH)3]2(H2O)7 (Protas 1964, Burns...agrinierite, two new hydrated uranyl oxides from Margnac, France. Mineral. Mag. 38, 781-789. ELTON, N.J., HOOPER...HOOPER, J.J. & RYBACK, G. (1994): Compreignacite: a second occurrence, from St. Just, Cornwall. Mineral |  | | Journal (article/letter/editorial) | | Hall, Notre Dame, IN 46556, USA ABSTR ACT Compreignacite, a naturally occurring potassium uranyl oxide...experiments were performed using natural crystals of compreignacite in a 2 M CsCl solution at 180ºC for 24 h, and...for 14 days. Exchange of Cs into crystals of compreignacite was demonstrated by crystal-structure analysis...of Cs-exchanged Ê , c = 15.127(3) A Ê , V = compreignacite is hexagonal, space group P6̄2m, a = 14.1014...)3.5, Z = 2. The structure of Cs-exchanged compreignacite contains a-U3O8-type sheets of uranyl pentagonal |  | | Journal (article/letter/editorial) | | has been found only at Sainte-Marie-aux-Mines, France (Alsace); the type Iocality is the 40-m level of...(deceased) AND Ii. PERMTNGEAT,La gaudefroyite, une nouvelle espbce minirale. Soc.franq Mindral Cristall. BulL... P. Tour,urN Compreignacite J. Pnoras, Une nouvelle espbce mindrale: la compreignacite, KzO.6UOa.11H:O...products of pitchblende ores of the Margnac deposit, compreignac, France. rt was found in only two of the...having powder diagram identical to that of compreignacite gave uor 85.64, K?O 4.70, HrO 10.27, Sum 100 |  | | Book | | ........................................... 29 France .................................................uranium if higher prices justify reprocessing the mine tailings to recover some of the uranium that was...wastewater during environmental reclamation at a mine that has ceased production. The following statistical...was about 270 tU. In Argentina the Sierra Pintada mine had been in standby status since 1999 and was expected...recovered from mine rehabilitation activities; small amounts were likewise recovered during mine remediation |  | | Journal (article/letter/editorial) | | billietite, protasite, becquerelite, richetite, compreignacite and masuyite. The arrangement of hydroxyl anions...commonly occur in the oxidized portions of U deposits, mine tailings piles, and soils contaminated with actinides...association with rameauite, becquerelite, billietite, compreignacite and schoepite. As some of these (and other)...METHODS A sample of agrinierite from Mine de Margnac II, France was obtained from the Canadian Museum...(Pagoaga et al. 1987), richetite (Burns 1998b), compreignacite (Burns 1998a), and masuyite (Burns and Hanchar |  | | Journal (issue) | | collect. There are limitations to the search function. Mine names, for example, are literal; "Big Indian" returned...good eye, you can find your backyard or recognize a mine dump. Which brings up a good point, and a potential...Terraserver. You can use it to help locate those mine dumps you want to visit, or consider the possibilities...locality Margnac Mine, Compreignac, Haute-Vienne, France. A new mineral for this locality and France. The...Emerson of New York City. Yingjiangite and compreignacite were found on a specimen from the Joe Cilen |  | | Book | | ................................ .......... 47 France ........... .....................................vvastewater during environmental reclamation at a mine that has ceased production. The following statistical...Saskatchewan, is the world's largest high-grade uraniu1n mine. The ore from that ,nine is crushed and treated...to start production at the Talvivaara Ni-Zn-Cu-Co mine, ,vhere bio-heap leaching is used to extract metals...Production is expected to grow when the Four Mile ISL mine comes on strea1n, and planned expansion of Olympic |  | | Journal (article/letter/editorial) | | hypogene sulfide minerals, connected to the acid-mine drainage (AMD) systems. The complex geochemistry...(marécottite, rabejacite, tyuyamunite, and compreignacite). The alteration association was evaluated...Keywords: uraninite, supergene weathering, acid-mine drainage, mineral data, X-ray diffraction, bond-valence... BSE image (Cameca SX100). b – Crystals of compreignacite (type II) growing on cuprosklodowskite (needle-like...literature. 4.2.3. Compreignacite, K2[(UO2)3O2 (OH)3]2(H2O)7 and related phases Compreignacite is relatively |  | | Journal (article/letter/editorial) | | significant primary uranium mineralization. Svornost mine, Jáchymov; photo P. Škácha. c – “Gummite” – residual...replaced by orange masuyite. Dump of the Rovnost mine, Jáchymov. The width of the sample is 4 cm. Photo...Na-metaschoepite (synth.) heisenbergite becquerelite compreignacite billietite rameauite vandendriesscheite fourmarierite...schoepite → becquerelite (Ca2+), billietite (Ba2+), compreignacite (K+) → agriniérite (Sr2+) and protasite (Ba2+)...during the post-mining processes, known as the Acid-Mine Drainage (AMD) (e.g., Brugger et al. 2003) (Fig |  | | Journal (issue) | | San Pedro Mine in Santa Fe County, and along with his son Phillip is actively exploring the mine for minerals...minerals. The San Pedro Mine is perhaps best known for producing beautiful specimens of finely crystalline...Phillip have also developed a surface exposure at the mine to produce some very nice, single, sceptered quartz...ci rc ulatio n for some years. Sulfides are real mine rals and I still regret no t buy ing a good specimen...came from the Ortiz Mine (Cunningham Gulch) around 19845. The Ortiz mountains and mine are just a few miles |  | | Journal (issue) | | that were sold there. Alain Carion from Paris, France, had mostly fossils and meteorites, both iron and...classic locality, Morgabal, in Aveyron Department, France. Also, he had small trays holding small clear quartz...stibnites from a new Nevada locality, the Murray Mine, not the old Manhattan, but he had only three specimens...clear calcites from a small pocket in the Meikle Mine, the new locality for the superb yellow barites...specimens of azurite and malachite from the Flambau Mine in Wisconsin, now completely gone, of the chalcocite |  | | Journal (issue) | | understandably calling it “star mica”. The specific mine is not known by any of our associates but the local...Friedrichssegen mine (closed since 1880) is halfway between Bad Ems and Brau bach. The old Rosenberg mine (closed...CIETIES PRESENT FIESTA OF GEMS 1. Friedrichssegen mine, near Bad Ems, RheinlandPfalz (or Rhinelands) (formerly... Rosenberg mine at Braubach, near Bad Ems, Rheinland-Pfalz, W-Germany The Rosenberg mine produced mostly...shapes, but not very curved. The Friedrichssegen mine produced mostly green and also brown pyromorphites |  | | Journal (article/letter/editorial) | | sulphides at the Magnet Cove Barimn Corporation mine, Walton, Nova Scotia, have the composition (Co,...description of the Old Hansonburg or Blanchard lead mine, Bingham, New Mexico, it is stated that 'A (?) new...renierite, tennantite, and bleade in the Priace Leopold mine, Kipushi, Katanga, are tetragonal, composition Cu~(Fe...hydrothermally altered rocks at Sulphur Bank mercury mine, Lake County, California, as compact masses pseudomorphous...Hampshire. Named for Coconino County, Arizona. Compreignacite. J. Protas, 1964. Bull. Soc. fran 9. Min. Crist |  | De Vivo, B., Ippolito, F., Capaldi, G., Simpson, P. R. - Eds. (1984) Uranium geochemistry, mineralogy, geology, exploration and resources. Springer Netherlands. doi:10.1007/978-94-009-6060-2 | Book | | Russian Platform Granites of U.S.A .. U.S.S.R. and France Alkaline intrusives of U.S.S.R. 2 ppm 2-4 ppm...drape around permeability barriers in a uranium mine, so the colour bands follow the same 28 Medium...Sehwartzwalder in Colorado and the Massif Central in France. At a mining and milling cost of$50/1b 5% of reasonably...is evidenced by mineral formation on the walls of mine drifts in a matter of months after the drifts have...first reported by Muto et al. 115 from Ningyo-toge mine, Tottori Prefecture, Japan, where it occurs as the |  | | Book | | K(U02)As04*3H20, Tet. Vitreous yellow. Fuemrole mine, Temple Mt., Emery Co., Utah, USA. H= 2-3, Djjj=...grey, bluish-grey, yellow, light green. Langban mine, Filipstad (near), Varmland, Sweden. H= 5, Djjj=3...5As30ig, E Rhom. Translucent blue-green. Terres mine, St. Ausdell, Cornwall, England and/or Johanngeorgenstadt...804)3 •nH20, ® Hex. Transparent bluish. Lapis-lazuli mine, Sar-e-Sang, Badakshan, Afghanistan. H= 5.5-6, Djj4=...*21120, Mon. Vitreous colorless, white. Dutoitspan mine, Kimberley, South Africa. H= 4.5, Djjj= 2.630, D( |  | | Report (volume) | | Environmental issues such as coping with uranium mine and mill tailings and other uranium-contaminated...nuclear power plants, other countries, such as France (-75%) and Belgium (-55%) use nuclear power for...becquerelite, Ca[ (U O,), O,(0 H) , J,(H, 0),, and compreignacite, (a) K, [(UO,),O,(OH),],(H,O),, and contains...the structures of becquerelite, billietite, compreignacite, richetite, and protasite; (b) the sheet anion...h( H,O), Pn2,a 13.8378 12.378! 14.9238 compreignacite K,( (UO,),O,(OHJll,{H10), Prim,, 14.8591 |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO...Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co .. Utah. Also at Menzenschwand Scbwarzwald...Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite Sn2 /•O6'OH) 14Cl 1,, (3.D). Trigona]...mainly in crystals to 5 cm at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical |  | | Book | | Coste A. (Limousin, France), Cuney M. (granites, France), Dardel J.RM. (France), Ewers G. (Pine Creek...Uranium Deposits: Limousin/La Crouzille District, France. . . . . . . . . . . . . . . . . . . . . . . ....Granite-Related Vein Uranium Deposits: Schwartzwalder Mine, Front Range, USA ................................when analyzing pitchblende from the George Wagsfort mine at Johanngeorgenstadt, Sachsisches Erzgebirge (Saxonian...City area, Colorado. In Cornwall, the South Terras mine opened for uranium production in 1873. During the |
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Margnac Mine, Compreignac, Bellac, Haute-Vienne, Nouvelle-Aquitaine, France