 | | Report (issue) | | Republic of South Africa, Bolivia, Russia, China, and France. These gold-antimony deposits are less common in...argillaceous host rocks: carbonate minerals (ankerite, siderite)+ quartz+white mica (sericite, paragonite, pyrophyllite)+(near...indicator of gold-antimony deposits. EXAMPLES Alpha-Gravelotte, SAFR Costerfield, AUVA Sarilakh, RUSA (Abbot...are ore fields containing tens of veins (Brioude-Massiac, Hillgrove). (b) Among the deposits, both compact...Vuuren, C.J.J., and Viljoen, M.J., 1986, The Alpha-Gravelotte antimony ore body, Murchison greenstone belt |  | Jaguin, Justine, Boulvais, Philippe, Poujol, Marc, Bosse, Valérie, Paquette, Jean-Louis, Vilbert, David (2013) Albitization in the Antimony Line, Murchison Greenstone Belt (Kaapvaal Craton): A geochemical and geochronological investigation. Lithos, 168. 124-143 doi:10.1016/j.lithos.2013.01.010 | Journal (article/letter/editorial) | | Rennes - UMR CNRS 6118, OSUR, 35042 Rennes Cedex, France UMR CNRS 6524, Laboratoire Magmas et Volcans, Université...Université Blaise Pascal, 63038 Clermont-Ferrand Cedex, France a r t i c l e i n f o Article history: Received...Line 2.97 (2) D MONARCH 3.23 (1) 2.97 (4) GRAVELOTTE (1) Poujol et al., 1996 >2,90 (1), ≥2.92 (5)...leucogranite Silwana amphibolites Cap Town 200km La France Formation Proterozoic cover (Transvaal) Mashishimale...sedimentary rocks of the MGB to the generic name of Gravelotte Group, subsequently divided into Formations described |  | | Journal (article/letter/editorial) | | Canada(Sealetal., 1988). vanandAndrS•,1994),andtheAlpha-Gravelotte mine,South Interestingly, theprincipal mineral...between 150 ø and 200øC Haut Allier, Massif Central, France Bril (1982), Bril and Beaufort (1989), Bril et...ore fluid Massiacdistrictof the MassifCentral of France, Bril (1982) (meteoric and,therefore, oxidizing)... Guillemette and Wilthe MontagneNoire regionof France,singleveinsrecord (1993)haveargued, frompetrographic...nativeantimony-pyrrhotite tetrahedrite. Forexample, in thequartz-siderite-galena veins at temperatures <300øC(ef. Fig. 5) |  | Hazen, R. M., Golden, J., Downs, R. T., Hystad, G., Grew, E. S., Azzolini, D., Sverjensky, D. A. (2012) Mercury (Hg) mineral evolution: A mineralogical record of supercontinent assembly, changing ocean geochemistry, and the emerging terrestrial biosphere. American Mineralogist, 97 (7) 1013-1042 doi:10.2138/am.2012.3922 | Journal (article/letter/editorial) | | mindat.org records more than 300 separate mercury mines, prospects, dumps, placers, and other localized...Kříbek et al. (2009) FR01 France Roua Mines, Alpes Maritimes, Provence-Alpes-Côtes d’Azur Sarp et al....Provence-Alpes-Côtes d’Azur Cathelineau et al. (1990) FR03 Pelvoux Mtn, Hautes Alpes, Provence-Alpes-Côtes...Gasquet et al. (2010) FR04 Allemont, Isère, Rhône Alpes Feybesse et al. (2004) GE01 Georgia Gomi As-Sb-Hg...Berger et al. (1978) RU03 Privol’noye and Gal-khaya Mines, Saha Rep., Eastern Siberian Region Parfenov et |  | | Book | | and Prof. R. W. Hutchinson (Colorado School of Mines, Golden, USA) for their critical and constructive................. .40 3.1.4 Vaulry, Haute Vienne, France ............................................................... 41 3 .1.5 Charrier, Allier, France .....................................................Clochettes, Lautaret, Hautes Alpes, France ................................. 86 3.4.9 Saint-Martin-la-Sauvete District...District, Loire, France ................................. 86 3.4.10 Kutna Hora, Czech Republic ..... |  | | Book (edition) | | these may help with problems of identification. Mines vary in their recep tion of amateurs. Most are...should be borne in mind that searching in disused mines can be dangerous; likewise, caves may be unsafe...attached list of working mines. The geological map of Namibia which shows the mines and also farm boundaries...or possibly few and far between. Localities of mines or formations of specific geological interest are...half a metre in length, have been found in copper mines at Okiep and Messina; they are often encrusted with |  | Giuliani, Gaston, Groat, Lee A., Marshall, Dan, Fallick, Anthony E., Branquet, Yannick (2019) Emerald Deposits: A Review and Enhanced Classification. Minerals, 9 (2) 105 doi:10.3390/min9020105 | Journal (article/letter/editorial) | | Notre-Dame des Pauvres, BP 20, 54501 Vandœuvre cedex, France Department of Earth, Ocean and Atmospheric Sciences...7327-CNRS/Université d’Orléans/BRGM, 45071 Orléans, France; yannick.branquet@univ-orleans.fr Correspondence:...ct) and Emilia (7025 ct), both from the Gachalá mines. In 2017, a large piece of biotite schist with several...16: Lened; 17. Tsa da Gliza. South Africa: 18. Gravelotte. Zimbabwe: 19. Sandawana, Masvingo, Filibusi... region of Montemaggiore on the Corsican cape, France; (b) Photomicrograph (plane polarized light) of |  | | Report (issue) | | Hampton, CT Editors Dr. Gaston Giuliani, Nancy, France Dr. Miranda Jarnot, Annandale, VA Dr. Gunther Neumeier...and Bernard Charoy from CRPGICNRS in Vandoeuvre, France Colombia: Gonzalo Jara of Bogota, Colombia Africa:...word beryl found its way into our languages. In France, the Latin word gave birth to the verb briller...small, perforated emeralds, proba bly from the mines at Sikait, was found in the ruins of Pompeii and...author Pseudo Aristoteles (9th century). "From the Mines of Cleopatra" Hildegard von Bingen (1098-1179) |  | | Journal (issue) | | identification card that secures the privileges of many mines, quarries, clubs, societies, museums, libraries......... ADDITIONAL NOTE ON NEW BRUNSWICK COPPER MINES. 254 255 261 262 263 263 263 264 266 268 268 By...carbonates and fluorides, depositing ez. calcite, siderite, fluorite, and topaz on the crystals previously...minerals dissolved, the calcite, topaz, and the siderite altered to OC· the limonite and microdine to kaolinite...minerals, such as topaz, fluorite, calcite and siderite. Some crystals collected have cores of smoky quartz |  | | Journal (article/letter/editorial) | | Pauvres, BP 20, 54501 Vandœuvre-lès-Nancy Cedex, France Department of Earth Sciences, Simon Fraser University... However there is speculation that the emerald mines in Colombia are becoming depleted. Brazil currently...(Ward, 2001). There is speculation that the emerald mines in Colombia are becoming depleted and there is pressure...Rb/Sr geochemistry, the mineralization at the two mines is coeval. The original Colombian emerald deposits...approximately 200 km NE of Peshawar. The largest mines are scattered around the NE edge of the town of |  | | Book | | found and smelted. Remains of Bronze Age copper mines can be found, for instance, in various parts of...becomes FeCOy This now becomes a new mineral, siderite (p.155). Silicate minerals form a large part of...unlimited as in the plagioclases or in magnesi te-siderite. Even the law of balancing charges is sometimes...tetrahedrite coated with chalcopyrite, with foliated siderite and calcite crystals. Clausthal, Harz Mts., Germany...crystals of galena with brown rhombohedrons of siderite and rock crystals. Typical association from Neudorf |  | Bortnikov, N. S., Gamynin, G. N., Vikent’eva, O. V., Prokof’ev, V. Yu., Prokop’ev, A. V. (2010) The Sarylakh and Sentachan gold-antimony deposits, Sakha-Yakutia: A case of combined mesothermal gold-quartz and epithermal stibnite ores. Geology of Ore Deposits, 52 (5) 339-372 doi:10.1134/s1075701510050028 | Journal (article/letter/editorial) | | South Africa, Central and Armori can massifs in France (Cévennes, Bénévent, La Luc ette deposits), Czech...metamorphism are enriched in Sn and host quartz–siderite veinlets with Agbearing galena (Amuzinsky et...Arsenopyrite Sericite Dickite Pyrophyllite Paragonite Siderite Markasite Pyrite Quartz Ankerite Mineral Table...intensely fragmented and ground, often transformed in a flour, whereas stibnite subject to dynamometamorphism...by tabular (Fig. 7d) or rhombshaped beadlike siderite aggregates. Rela tively large (0.1–0.3 mm) sporadic |  | | Book (edition) | | as for instance ··Mn-siderite •• in tead of the correct ..manganoan siderite... 0 n the other hand,...(island), Vole. (volcano), Penin. (peninsula), St. (Saint), Ste. (Sainte). Recent developments in many countries...Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite Sn2 /•O6'OH) 14Cl 1,, (3.D). Trigona]...dolerite at St.-Pandelon, near Dax, Landes dept., France, also at Karakat, Karamazar Mts., Tajikistan. BM...from talc in the Trimouns open pit, Ariege dept., France. Dokl. Earth Sci. 142, 107, 1962. Aeschynite-(Nd) |  | Hazen, R. M., Bekker, A., Bish, D. L., Bleeker, W., Downs, R. T., Farquhar, J., Ferry, J. M., Grew, E. S., Knoll, A. H., Papineau, D., Ralph, J. P., Sverjensky, D. A., Valley, J. W. (2011) Needs and opportunities in mineral evolution research. American Mineralogist, 96 (7) 953-963 doi:10.2138/am.2011.3725 | Journal (article/letter/editorial) | | Proterozoic oceans, whereas the enhancement of siderite instead of pyrite deposition at about 800 Ma points...are Mesoarchean, when two species formed at the Gravelotte emerald deposit in 2969 ± 17 Ma granitic pegmatites...The preservation of unaltered detrital pyrite, siderite, and uraninite in Mesoarchean fluvial conglomerates...Greenland. Master’s thesis, Washington University, Saint Louis, Missouri. Meng, Y. and Dymek, R.F. (1987) |  | | Book | | regarding the type of ABANDONED MINES Guest editorial: collecting in abandoned mines (by S. Voynick) 20: 178-180...minerals from [the Santa Lucia and Sa Duchessa mines,] Sardinia [Italy] (by F. Olmi, C. Sabelli & G....ALMADEN Famous mineral localities: the Almaden mines, Ciudad Real, Spain (by J. W. Crawford) 19:297302...[chalcostibite, zinkenite] occurrence at Saint-Pons, Haute-Provence, France (by J.M. Fourcault) 24:41-44 ALPS...Guide to rite Minerals of Switzerland; Connecticut Mines and Minerals; Mineral Collecting in Pennsylvania; |  | | Book (edition) | | REPUBLIC DEPARTMENT OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC...Afrikaans i 40509-1 Street, DEPARTMENT OF MINES Secretary W. P. Viljoen, B.A. GEOLOGICAL SURVEY...particularly from the following: 3 The Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator...Within the Department of Mines acknowledgement is due to the Secretary for Mines, the Government Mining...detailed information regarding mineral occurrences and mines than was the case in the 4th edition, the Mineral |  | | Journal (issue) | | country’s emerald-related bodies and the Ministry of Mines and Energy, the symposium addressed the challenges...field visit to the country’s best-know emerald mines by 30 participants, including geologists, gemologists... They visited the Muzo, Cunas, Pita and Chivor mines on the slopes of the Andean Mountains and received...Dreams Flying Into The Heart of Colombia’s Emerald Mines Education 44 50 Education and the Mine-to-Market...World, Similarities And Differences The Emerald Mines of the Panjshir Valley, Afghanistan Emeralds in |  | | Report (issue) | | in the Pala, Mesa Grande, and Ramona districts. Mines that have been successfully reopened include the...Hercules in Ramona. In addition, a number of new mines have produced gem and specimen material, particularly...populated, and the exact location of many older mines and prospects is uncertain. Perhaps the best-known...individual pegmatite dikes. Over the years, numerous mines and prospects have been established on pegmatites...tourmaline, gem spodumene, and pink beryl. Most of the mines in the Pala district are located within the boundaries |  | | Book | | Childbirth, and Fertil78 ity, Fevers and 131 France, 77 127 130 Italy, Poisons and Venomous Bites...438 339 438 Finland, 438 Early Magmatic, 339 France, French Beryl Disseminations in Granite, 339 ...Dr. Paris, Museum (Natural Chatham, British France; San Francisco, Campagne measure les Phoenix...E. NY; XV Foord, Wardreques, Pas de Calais, France; Johansen, New York, Idarlibrar- Tempe, AZ;... precious about or Egypt, Ball, the emerald mines to the 2000-1788 period decorative alike resulted |  | | Journal (article/letter/editorial) | | Serendibite Serpentine, antigorite, chrysotile Siderite Siegenite Sillimanite Silver native Sinhalite...mineral and siderite plus dolomite considered then as gangue minerals (Dill, 1985a). Siderite and dolomite...of the vein mineralization as well as debris of siderite used as backfill. Chalcopyrite was not even mined...achieve status of an ore mineral at that time. Siderite was the only ore mineral, since it was used to...mineralizations in each section, of mines in operation or abandoned mines is not free from the personal view | | | Journal (article/letter/editorial) | | Serendibite Serpentine, antigorite, chrysotile Siderite Siegenite Sillimanite Silver native Sinhalite...mineral and siderite plus dolomite considered then as gangue minerals (Dill, 1985a). Siderite and dolomite...of the vein mineralization as well as debris of siderite used as backfill. Chalcopyrite was not even mined...achieve status of an ore mineral at that time. Siderite was the only ore mineral, since it was used to...mineralizations in each section, of mines in operation or abandoned mines is not free from the personal view |  | | Book (edition) | | Chakhmouradian (Canada), Pierre-Jacques Chiappero (France). G. Daxner (Austria). M. Dcliens (Belgium). Giancarlo...(ltaly). Stefano Merlino (ltaly), Yves Mo!:lo (France), E.11. ickcl (Australia), Milan Novåk (Czech Republic)...(ltaly). Werner H. Paar (Austria). Gian Carlo Parodi (France). Marco Pa ero (ltaly). Igor Pekov (Russia), atale...(Japan), William B. Simmons (USA). C.J. Stanley (UK). France ca Stasi (ltaly). Tony Steede (Canada). Ricardo...MPO,MCO;)iS'·o 2 )O, trig., Poudrene quany, Moni Saint-Hilaire, Rouville County, Quebec, Canada. New Mins |  | | Book | | geologists in the course of their daily work in mines or in the field, where rapid identification of minerals...light, making the mineral appear green (emerald) (Gravelotte, South Africa, field of view 9 cm). 80 major...SMITHSONITE WITHERITE blue – AZURITE brown – SIDERITE green – MALACHITE red/pink –RHODOCROSITE Fibrous...obtained as a by-product from gold and base metal mines. Silver, like gold, is malleable and ductile and...minerals Chalcopyrite, bornite, arsenopyrite, siderite, ankerite and many other species Figure 9.33 |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | called stibnite, spathic iron is now known as siderite, and blue vitriol is now called chalcanthite....Eric Asselborn, M.D.: Montrevel-en-Bresse, Ain, France. F. John Barlow: Appleton, Wisconsin. Peter Bayliss:...Hungary. Fabien Cesbron: B. R. G. M., Orleans, France. Graham Chinner: Dept. of Earth Sciences, Cambridge...Massachusetts. Gilbert Gauthier: Maisons Laffitte, Paris, France. Legrand A. Gould: Pebble Beach, California. George...Chemical Society of Japan Bulletin Colorado School of Mines Quarterly Crystal Structure Reports Crystal Structures |  | | Book (volume) | | 488 495 497 497 498 499 Sandstone Formation of Saint Copper-bearing Triassic Sandstones in New Mexico...The Silver-Lead Mines of Santa Eulalia, Chihuahua, Mexico The Sierra Mojada Silver Mines, Mexico Epigenetic...Institute of Mining Engineers. New York. Annales des Mines. Paris. Geologiska Foreningens i Stockholm Forhandlingar...districts miniers de la chaine de 1'Oural.' Journ. d. Mines. 1859, TL, p. 313. Th. Tschernyschew: 'Guidebook...the official report of the company operating the mines : Mn O 4 3 ................. Cu ............ |
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