 | | Journal (article/letter/editorial) | | to an Upper ProterozoicOphiolite: Bou Azzer (Morocco) MARC LEBLANC CentreGeologique et Geophysique...France AND PIERRE BILLAUD Mine de Bou Azzer, C.T.T., Marrakech, Morocco Abstract The Bou Azzer cobaltdeposits...districtis the mostimportant one of the Anti-Atlas (Morocco).Worked since 1950, it has produced to date more...metamorphicaureoleof a COBALTARSENIDEOREBODIES,MOROCCO basicdike on the continentalmargin (Clauer, 1976)...serpentinite The postobductionevolution in contact contains talc, chlorite, and carbonates. After the intrusionof |  | | Journal (article/letter/editorial) | | Co-Ni Arsenide Ores of Bou Azzer, Anti-Atlas, Morocco AHMED HASSAN AHMED,†,* Department of Geology, Helwan...University, Agadir, Morocco Abstract The Co-Ni arsenide ore deposits at Bou Azzer, Morocco, represent an uncommon...ophiolite-hosted Co-Ni arsenide deposits at Bou Azzer, Morocco (Leblanc and Fischer, 1990; Wilde et al., 2002;...2003). The Bou Azzer mining district in southern Morocco of the central Anti-Atlas mountain belt is one...central part of the AntiAtlas Mountains of southern Morocco within the saddleshaped ridge of Bou Azzer-El Graara |  | | Journal (issue) | | Number Five Famous mineral localities: Bou Azzer, Morocco _______________________ avrea r gger Ait y ietrich...COVER ER THRITE crystal, 3 mm, from Bou Azzer, Morocco. G. Favreau collection; Robert Vernet photo. The...showing early mining methods, a case of antique mine lamps, worldwide uranium and rare earth ores, gold... e tem er cto er Calcite, 24.1 cm, Verchniy mine, Dalnegorsk, Russia. Jeff Scovil photo. Famous...given a name to the whole, very well-mineralized region thereabouts. The Bou Azzer mining district encompasses |  | | Journal (article/letter/editorial) | | chromian spinels from the Bou-Azzer mining district (Morocco): Constraints on their relationship with the mineralizing...Ultramafic-hosted hydrothermal vent Bou-Azzer mining district Morocco a b s t r a c t The Co–Ni arsenides from the Bou-Azzer...Cu sulphide ores from three different deposits (Aghbar, Tamdrost and Aït-Ahmane mines) were studied focusing...chromian spinels associated with Co minerals from Aghbar, MnO reaches its maximum (21.4 wt.%) in rims of...hosted by skutterudite (CoAs3), all them from Aghbar mine. Chromian spinels from Tamdrost and Aït-Ahmane |  | | Report (issue) | | (50 g load). D(meas.) = 3.71 D(calc.) = 3.96 (Morocco); 4.03(Chile) Optical Properties: Semitransparent...= 113.58(6)° X-ray Powder Pattern: Arhbar mine, Morocco. 4.57 (100), 4.51 (90), 3.72 (60), 2.603 (50)...[7.49] 100.08 46.61 7.92 100.01 (1) Arhbar mine, Morocco; by electron microprobe supplemented by FTIR...01Co0.01)Σ=0.99(AsO4)1.02(OH)2.92. (2) El Guanaco mine, Chile; by electron microprobe supplemented by FTIR...löllingite, pharmacolite, erythrite, talc, mcguinnessite (Arhbar mine, Morocco); chrysocolla, brochantite, olivenite |  | | Catalog/List | | for sale. 73007 TOURMALINE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam A classic Vietnamese specimen...com/6150 73008 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam This unusual Elbaite is a...PM CT 15 73009 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam Clearly defined by its form...coloration, this is a classic Vietnamese Tourmaline. The region of Luc Yen has been yielding Tourmalines since...PYROMORPHITE Daoping Mine, Gongcheng Co., Guilin Prefecture, Guangxi Zhuang Autonomous Region, China Daoping |  | | Journal (article/letter/editorial) | | THE COBALT ARSENIDE ORES OF THE BOU AZZER AREA, MOROCCO G. A. Krutov , N. P. Mikhaylov , B. V. Obraztsov...THE COBALT ARSENIDE ORES OF THE BOU AZZER AREA, MOROCCO, International Geology Review, 31:3, 306-316, DOI:...THE COBALT ARSENIDE ORES OF THE BOU AZZER AREA, MOROCCO Downloaded by [Northwestern University] at 09:26...Below, we give a brief geologic description of the region, using new data, particularly concerning the final...the nickel-cobalt deposits and prospects in the region are related to the latter. Stratified and intrusive |  | Thomas, R.J, Chevallier, L.P, Gresse, P.G, Harmer, R.E, Eglington, B.M, Armstrong, R.A, de Beer, C.H, Martini, J.E.J, de Kock, G.S, Macey, P.H, Ingram, B.A (2002) Precambrian evolution of the Sirwa Window, Anti-Atlas Orogen, Morocco. Precambrian Research, 118 (1) 1-57 doi:10.1016/s0301-9268(02)00075-x | Journal (article/letter/editorial) | | evolution of the Sirwa Window, Anti-Atlas Orogen, Morocco R.J. Thomas a,*, L.P. Chevallier a, P.G. Gresse...Sirwa Window of the Anti-Atlas Orogen of Morocco. The region includes the northern edge of the Palaeoproterozoic...Elsevier Science B.V. All rights reserved. Keywords: Morocco; Anti-Atlas; Sirwa; Pan-African; Eburnean 1. Introduction...behind (SE of) the High Atlas mountain range in Morocco (Fig. 1). The inliers form a lower, sub-parallel...dykes Achkoukchi Complex Bouljama Tafrant Tiouin Aghbar Formation Late syn to post-tectonic plutonic igneous |  | Mills, S. J., Whitfield, P. S., Kampf, A. R., Wilson, S. A., Dipple, G. M., Raudsepp, M., Favreau, F. (2012) Contribution to the crystallography of hydrotalcites: the crystal structures of woodallite and takovite. Journal of GEOsciences, 57 (4) 273-279 | Journal (article/letter/editorial) | | single crystal from the Agoudal mine, Bou Azzer district, Tazenakht, Morocco to R1 = 1.87 % for 94 unique...from the MKD5 orebody at the Mount Keith Nickel Mine, Western Australia. Keywords: hydrotalcite, layered...described by Grguric et al. (2001) from the Mount Keith mine, Western Australia, as the Cr-analogue of iowaite...the type locality as well as from the Perseverance mine, Western Australia and Cap Garonne, France. Bish...constituent of the MKD5 orebody at the Mount Keith Nickel Mine in the North Eastern Goldfields district of Western |  | | Journal (issue) | | contemporaneous with the development ofthe tremolite-talc exotic block rind assemblage, there is a minor development...• Free specimens for the kids • Free Kids' Mini Mine • Food for sale • Fluorescent minerals • Raffle...Children under 12 free. Dealers, Displ ays, Mini Mine for kids, Demonstrations, Grandpa's Corner crafts...zussmanite, the alkalis only partially occupy this region, which is "bridged" by the SiO, 3-rings. Stacking...vein-type deposit with selenides at the El Drag6n mine, Province ofQuijarro, Department of Potosf, Bolivia. |  | | Report (issue) | | • Former French Equatorial African Provinces . Morocco • • • • • • • • Cuba .. • • • • • • • • Dominican...Kolwezi concentrator, Katanga Cobalt mining areas of Morocco . . . . Mines, treatment plants and occurrences...Selection Trust Ltd.; Rhokana Corporation Ltd.; Rhoanglo Mine Services Ltd.; Anglo-American Corporation of South...States second. Ores of this metal are also mined in Morocco, the deposit there being almost the only currently...000 250,000 FOREIGN COUNTRIES 670,000 Katanga Morocco Cuba United States Philippines 10,000 900,000 |  | | Report (issue) | | and recommendations for the cobalt mission to Morocco sponsored by The Trade and Development Program...and Development Program and the Government of Morocco This report is preliminary and has not been reviewed....................................... 18 SIROUA REGION COBALT OCCURRENCES ..............................ILLUSTRATIONS Figure 1. Index map of areas visited showing Morocco.................. 2a 2. Generalized setting of...AND RECOMMENDATIONS FOR THE COBALT MISSION TO MOROCCO SPONSORED BY THE TRADE AND DEVELOPMENT PROGRAM |  | | Book | | Courtesy M. Ihmadi (Ihmadi Trilobite Center, Alnif, Morocco) André Michard · Omar Saddiqi · Ahmed Chalouan...(Eds.) Continental Evolution: The Geology of Morocco Structure, Stratigraphy, and Tectonics of the ...Faculty of Sciences B.P. 5366 Maârif Casablanca Morocco o.saddiqi@fsac.ac ma Prof. Dr. Ahmed Chalouan...University avenue Ibn Batouta Rabat B.P. 1014 Morocco chalouan@fsr.ac.ma Prof. Dr. Dominique Frizon...including the major Pan-African and Variscan cycles, Morocco has always been characterized by intense mining |  | | Book | | of Earth Sciences Mohammed Ist University Oujda Morocco ISSN 2365-0559 Mineral Resource Reviews ISBN 978-3-319-31731-1...data on diverse types of metallic deposits in Morocco, Algeria, Tunisia, Mali, Mauritania, Egypt, Sudan...the setting and origin of major deposits in the region, together with information on tonnages and grades...lead-zinc-silver deposits of the Tighza district of Morocco, proposing links to granite-related porphyry and...Zgounder epithermal silver-mercury deposit of Morocco, providing evidence for a genetic tie to Neoproterozoic |  | | Journal (issue) | | Brazilian localities, Virgem da Lapa and the Golconda mine, have produced remarkable crystals of hydroxyl-herderite...Company spodumene mine, near Kings Mountain, North Carolina, and from the Dunton Gem mine, Newry, Maine,...Lapa, Minas Gerais, Brazil (3)* 71-90% Golconda mine, Minas Gerais, Brazil (6) 53% Waldstein, Fichtelgibirge...Fichtelgebirge, Bavaria, Germany (1) Blue Chihuahua mine, San Diego County, 57-59% California (2) 67-80%...Maine (6) 76-97% Fletcher mine, Groton, New Hampshire (2) 71-74% Bennett mine, Buckfield, Maine (2) 66% |  | | Book | | Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning of the 20th century, the Trimouns...crystalline talc. Easily the best extant crystal, a doubly terminated floater found in a talc vug in 1997...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's |  | | Journal (issue) | | by U. Burchard Recent discoveries at the Jeffrey mine, Asbestos, Quebec . .. ................. . . .....Substances that cannot scratch calcite (Examples: talc, gypsum, mica) Friedrich Mohs (1773-1839) was Werner's...Mineralogical Record, vofllme 35, March-April, 2004 1.Talc 2. Gypsum 3. Calcite 4. Fluorite 5. Apatite 6. Feldspar...Mineral Test Plane Corund. = 1000 Quartz = 100 Talc Aggreg. 0.62 0.59 Gypsum (001) (010) 0.64...4000 A=oclas, \ 2000 Fluorite Gypsum Calcite I 1 Talc , 2 3 \ \ I \ 4 5 6 7 MO/IS HARDNESS 8 Figure |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...reflected light (e.g. micas). or flexible (e.g. talc) minerals. In crystal optics for reflected light...ability of a mineral to scratch another one: 1 - talc, 2 - relative ability of an opaque mineral to reflect...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country |  | | Report (issue) | | Fuster sur les vulcanites du Rif nord-oriental (province volcanique de la Guelaya), dont l'un représente...moyen, des gneiss à grain fin, etc ... Dans la region, il y a des migmatites homogènes et hétérogènes...sédimentation. Les échantillons é:tudiés proviennent de la mine de N'Kob (coll. G. Choubert). Sur la piste de N'Kob...Hindermeyer a observées dans la zone dite « de la Mine Ayoz ». Outre les rhyolites calco-alcalines, on...semblables ont été rencontrées au SE d'Ouarzazate (mine d'Issougri et NE du jbel Tinouraï), ainsi que dans |  | | Journal (issue) | | v/Dec2023 1. 98, No.6 - - - - - - - - ROCKS & MINE $12.95US $12.95CAN IIUJ ., . vww.tandfonlirie...tandfonlirie .com/vram MIM MUSEUM Vesuvianite Jeffrey Mine. Val-des-Sources. Les Sources RCM, Es t rie, Quebec... Figure 16. Chalcocite, 12 cm across, Bristol Copper mine, Bristol, Hartford County, Connecticut; mim specimen...Figure 14. Stibiotantalite, 4.5 cm tall, Urandu mine, Shigar Valley, Shigar district, Gilgit-Baltistan...photo. Figure 15. Legrandite, 19 cm tall, Ojuela mine, Mapimi, Mapimi Municipality, Durango, Mexico; |  | | Book (edition) | | MINE andtheir LOCALITIES JAN H. BERNARD AND JAROSLAV HYRSL INERALS DESCRIBED SINCE 2004 MINERALS...25111111, Naipa mine, Mozambique Daliranite, 5111111, Zarshouran Au-As deposit, Takab region, Iran Grandviewite...Domafov, Czech Rep. Juangodoyite, 60111111, Santa Rosa mine, Chile Back cover photo: Ho/fertile on hematite...piment pseudomo,phs after realga,; 75 mm, Palomo mine, Pen, Page 3: Stepite on arsenic, 45 111111,Jachymov...CCM CM DANR EJM JMPS MM MP NJMA ZRMO Republic province prefecture county departement departamento |  | | Book | | should be of specimens from localities within the region of that museum, or at least from the country concerned...particularly interesting collection of miners' lamps and mine surveying instruments. Ancient and mediaeval mining...worn by mine officials of Saxony on ceremonial occasions. A special attraction is a model mine, 20m below...N. from the main railway station, landmark is a mine headframe. Tues.- Fri. 8.30-17.30 hrs.; Sat.- Sun...Luis Potosi, Mexico Tsumeb, Namibia Mibladen, Morocco Tsumeb, Namibia 2 7 7 9 9 localities) Moschellandsberg |  | | Book (volume) | | cm1 is called the fingerprint region. Usually IR spectrum in this region contains very complicated series...overlapping bands. The importance of the fingerprint region is that each mineral species produces a different...500 to 800 cm1 can be considered as “fingerprint region” sensitive to the composition and the topological...see Fig. 1.9), but generally IR spectrum in this region is characteristic of all these minerals. In IR...Lavrion, Greece (6) and Cu-poor adamite from Ojuela mine, Mexico (7) IR spectra of acid salts (silicates |  | | Book | | 1-Ioggar . . . . . . Eglab, Yetti and Reguibat. Morocco . . . . . . . . . Niauritania and Spanish Sahara... Sketch 1nap of Rio de Oro-Reguibat-Dra-South Morocco. T,vo sections through the Dutch coal mining district...Western Desert of Egypt, Libya, Algeria and South Morocco. The data on the Western Desert, Libya and South...age determinations exist of the Pre-Cambrian in Morocco as a whole. Here, too, great variations in age...volconics Geosynclinol metosedimenls Gebel Mountain Mine ; 0 Mb Marble 25 km 25° ',......, --'- 24° |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...ore body structural complexities: KDC East Gold Mine, South Africa . . ...............................Pålsson Tracking ore mineral characteristics from mine to concentrate: the fate of electrum at the Cavanacaw...distribution in sulphides of the epithermal Co-O mine, Mindanao, Philippines ..........................Hagemann & Leonid Danyushevsky Ingodite from the Jakub Mine, Kasejovice, Czech Republic Jan Soumar & Jiří Sejkora |
|
