| | Journal (article/letter/editorial) | Ti-rich vein from the Adamello contact aureole (Italy) Reto GierU * and C. Terry Williams 2 1 Institut...Accepted March 30, 1992 Abstract. Zirconolite, aeschynite-(Ce), titanite and apa- tite have been found as...intrusion of the Tertiary Adamello batholith (northern Italy). The vein consists of four distinct mineral zones...at higher concentrations. Both titanite and aeschynite-(Ce) exhibit, like zirconolite, complex chemical...part of the Adamello contact aureole (northern Italy). As minor or accessory phases, the veins contain | | | Book (edition) | Prague Printedin Czech Republicby Finidr.u.o .. Ce,ky Te~in 14/02/03/0 I All rights reserved•• ·o pan...dominant rareearth element (REE). e.g. monazite-(Ce), monazite(Nd), etc. In a few cases a similar procedure...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION | | Bermanec, Vladimir, Tomašić, Nenad, Kniewald, Goran, Back, Malcolm E., Zagler, Georg (2008) Nioboaeschynite-(Y), a new member of the aeschynite group from the Bear Lake Diggings, Haliburton County, Ontario, Canada. The Canadian Mineralogist, 46 (2) 395-402 doi:10.3749/canmin.46.2.395 | Journal (article/letter/editorial) | 395 NIOBOAESCHYNITE-(Y), A NEW MEMBER OF THE AESCHYNITE GROUP FROM THE BEAR LAKE DIGGINGS, HALIBURTON...Th](Nb,Ta,Ti,Fe)2(O,OH)6, is a new member of the aeschynite group. It was discovered at the Bear Lake Diggings...present in this aeschynite-group mineral. Keywords: nioboaeschynite-(Y), aeschynite group, new mineral...2003–038a) rappelle le cation dominant au site B dans ce membre du groupe de l'aeschynite. (Traduit par la...Ontario, Canada. Introduction Minerals of the aeschynite group are orthorhombic (space group Pbnm) and | | | Book | England Thomas Nelson Australia 102 Dodds Street South Melbourne 3205 Victoria, Australia Nelson Canada...SHAPE program available from Eric Dowty, 521 Hidden Valley Road, Kingsport, Tennessee, 37663, USA. The authors...Acta Cryst. B45 (1989), 201. Aeschynite-(Ce) 2 Aeschynite-(Ce), (Ce,Ca,Fe,Th)(Ti,Nb)2(0,0H)6, Orth...Rynersonite, Vigezzite, Aeschynite-(Y), Niobo-aeschynite-(Ce). Aeschynite-(Nd), (Nd, Ce, Ca)(Ti,Nb)2(0,0H)6...& Tao, 1982. Am. Min. 69(1984), 565 (Abst.). Aeschynite-(Y), (Y,Ca, Fe, Th)(Ti, Nb)2(0, OH)g, S Orth | | 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) | England. Sharon Cisneros: Minerological Research Co., San Jose, California. Andrew M. Clark: Dept. of Mineralogy...Short Hills, New Jersey. Renato Pagano: Milan, Italy. Ole V. Petersen: Geologisk Museum, Copenhagen,...Smithsonian Inst., Washington, D.C. Alan Pring: South Australian Museum, Adelaide, SA, Australia. Gunnar..., Washington, D.C. John J. Trelawney Esq.: Palo Alto, California. Rudy W. Tschernich: Snohomish, Washington...Commission on New Minerals and Mineral Names (CNMMN) ce; Proposals for a new mineral should include (1) the | | | Journal (article/letter/editorial) | sulfides in Ti-rich veins from the AdameUo Massiv, Italy; these relationships will be compared to observations...R.GIER~ 2. Titanium-rich veins from Adamello, Italy Ti-rich veins have been found in the southeastern...Adamello contact aureole (Provincia di Trento, northern Italy). The Adamello batholith is the largest...(Bianchi et al., 1970) which were intruded into the South Alpine basement and its sedimentary cover between...minerals zirconolite (ideally CaZrTizOT), aeschynite- (Ce)*, titanite and fluorapatite as accessory or | | Yang, Zhuming, Smith, Martin, Henderson, Paul, LeBas, Michael J., Tao, Kejie, Zhang, Peishan (2001) Compositional variation of aeschynite-group minerals in the Bayan Obo Nb-REE-Fe ore deposit, Inner Mongolia, China. European Journal of Mineralogy, 13 (6) 1207-1214 doi:10.1127/0935-1221/2001/0013-1207 | Journal (article/letter/editorial) | 2001, 13, 1207–1214 Compositional variation of aeschynite-group minerals in the Bayan Obo Nb-REE-Fe ore...Abstract: The aeschynite-group minerals occurring in an aegirine-fluorite-dolomite- aeschynite vein in the...concentrationsof REE2O3 are globally high in aeschynite-groupminerals, ranging from 36.72 to 40.32 wt...same sample, these being aeschynite-(Ce), aeschynite-(Nd), nioboaeschynite-(Ce) and nioboaeschynite-(Nd)...~0.15 to 0.40. It indicates that at Bayan Obo aeschynite minerals are relatively strongly La-depleted | | Liu, Taotao, Song, Wenlei, Kynicky, Jindrich, Yang, Jinkun, Chen, Qian, Tang, Haiyan (2022) Automated Quantitative Characterization REE Ore Mineralogy from the Giant Bayan Obo Deposit, Inner Mongolia, China. Minerals, 12 (4) 426 doi:10.3390/min12040426 | Journal (article/letter/editorial) | (“dolomite marble”) to better understand the deposit. The mineral composition, occurrence, and Ce elemental...in abundance and occurrence. Monazite-(Ce) and bastnäsite-(Ce) are the primary REE host minerals, and...parisite-(Ce)/synchysite-(Ce), cerite-(Ce), huanghoite-(Ce)/cebaite-(Ce), and aeschynite-(Ce), are significant...the Eastern orebody within the H8 unit (“dolomite marble”) and have a depth of up to 1776 m. The brief mineralogy...The ore-hosting rock is primarily the H8 dolomite marble unit (a few small-scale orebodies are hosted in | | | Journal (article/letter/editorial) | 2017 Hydrothermal alteration of monazite-(Ce) and chevkinite-(Ce) from the Sin Quyen Fe-Cu-LREE-Au deposit...monazite-(Ce) and chevkinite-(Ce) crystals, which have undergone fluid-induced alteration. Monazite(Ce) and...and chevkinite-(Ce) were deposited from high-temperature fluids in the early ore-forming stage, but became...monazite-(Ce) formed a three-layered corona texture, which commonly has relict monazite-(Ce) in the core...newly formed allanite(Ce) in the rim. In some cases, the original monazite-(Ce) was completely consumed | | | Journal (volume) | extraordinary Mineralogical Object: Ilmeny Mountains in South Ural, Russia . Mineralogists call it "Mineralogical...the gold-bearing lode and placer deposits in Gold Valley near the town of Miass. Following futile attempts...over 50 km from the south to the north along the right bank of River Miass (South Urals), are a worldfamous...Chelyabinsk, I 00 km east of Miass. This region of the South Urals is also known as "mineralogist's Mecca", "mineralogical...ilmenite, ilmenorutile, monazite-(Ce), aeschynite-(Ce), chevkinite-(Ce), samarskite-(Y), cancrinite, and | | | Journal (issue) | Kuznetsov ~ MINERALS OF VISHNEVYE MOUNTAINS (South Urals,Russia) / Famous Mineral Localities of...AlexeyMikhailovichKuznetsov Mineralsof VishnevyeMountains(South Urals, Russia). MineralogicalAlmanac,vol. 25, issue...mineralogy of the famous Vishnevye Mountains in the South Urals,Russia.It contains information about 234 minerals...cm. Vein no. 5, Mt. Karavay,VishnevyeMountains,South Urals, Russia. Specimen:A.V.Kasatkin.Photo: V.G...Dyatlov. Titanite.9.2 x 3.2 cm. VishnevyeMountains,South Urals,Russia. Specimen: A.V.Donskov. Photo: M.B | | | Book | Wires, up to 100 mm (4 in) long, come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru...Mountains, Russia; from the Onveiwacht mine, Bushvekl, South Africa and Sudbury, Ontario, Canada. Fine smaller...(Tasna, Velaque) and Australia (Kingsgate, New South Wales). Cleavable masses up to 12 cm (4 11/L6in)...placers. Large primary deposits are known from South Africa (Premier nline, Kin1berley) and Yakutia,...Diamond, 15 mm x, Mirnyi, Russia 16 in Kimberley, South Africa. It yielded gem rough for I04 faceted stones | | | Book | INTRODUCTION TO Robert Laut, Ph.D. 4880 Lower Valley Road, Atglen, Pennsylvania 19310 Dedication This...Published by Schiffer Publishing Ltd. 4880 Lower Valley Road Atglen, PA 19310 Phone: (610) 593-1777; Fax:............................................ 23 • South America ..........................................Country < Australia Kazakhstan United States Canada South Africa Namibia Russian Federation Niger Brazil Uzbekistan...from three ISL operations. 9 In Central and South America, Brazil was the only country producing in | | | Journal (issue) | inclusions. СgophоtolиmiпеsceRе (77К). Liaonin Province, China. Specimen: Yana Baa. (right) Photoluminescence...crystal (about З т т across) with vacuoles. Liaonin Province, China, Specimen: Yana Bao. (left) Laser luminescence...vacuoles and mineral inclusions (10'). Liaonin Province, China. Specimen: Boo Yana. (left) Luminescence...found among the Chinese crystals from the Liaonin Province, Northeastern China (samples of these crystals...rock-forming minerals, contain a number of luminogens (Ce'+, Mn2+, Рb2+, T1+). Different combinations of X-ray | | | Journal (issue) | Fresnillo (Zacatecas), Chihuahua, Catorce, and San Pedro del Potosi serve as some examples. Among acanthite...much silver occurs, is also noteworthy. England, Italy, Chile and numerous other countries have produced...Mason, B. (1959) Mineralogy. W. H. Freeman and Co., San Francisco and London. Dana, J. D. (1874) A System...distances coYered. Stretching a mere 50km north/south along the Miass River in the southern Urals, the...ilrnenorutile. monazite-(Ce) aeschynite(Ce), samarskite-(Y), chevkinite-(Ce), cancrinite and others, | | Chao, E.C., Tatsumoto, Mitsunobu, Erickson, R.L., Minkin, J.A., Back, J.M., Buden, R.V., Okita, P.M., Zonglin, Hou, Qingrun, Meng, Yingchen, Ren, Weijun, Sun, McKee, E.H., Turrin, B.D., Junwen, Wang, Xibin, Li, Edwards, C.A. (1990) Origin and ages of mineralization of Bayan Obo, the world's largest rare earth ore deposit, Inner Mongolia, China. Open-File Report Vol. 1990 (90-538) US Geological Survey doi:10.3133/ofr90538 | Report (issue) | shale sequence H1-H10 (Hu in Fig. 1) (6); and (b) south of the Kuanggou fault zone the mine region is more...dolomite (H1-H9, Fig. 1). The H9 black slate and shale south of the fault zone is in the trough of a syncline...structural pattern, and mineralization north and south of the fault zone indicate a postore- formation...minerals of Bayan Obo are monazite ((Ce,La,Nd)PO^), bastnaesite ((La,Ce)(C03 )F), and huanghoite (BaCe(C03)2...minerals appear to be fergusonite (YNbO^), aeschynite ((Ce,Ca,Fe,Th)Nb2 (0,OH) 6 ), and columbite (FeNb | | | Book | Wires, up to 100 mm (4 in) long, come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru...Mountains, Russia; from the Onvcrwacht mine, Bushveld, South Africa and Sudbury, Ontario, Canada. Fine smaller...(Tasna, Velaque) and Australia (Kingsgate, New South Wales). Cleavable masses up to 12 cm (4'Vk.in) described...placers. Large primary deposits are known from South Africa (Premier mine, Kimberley) and Yakutia, Russia...Diamond, 15 mm x, Mirnyi, Russia in Kimberley, South Africa. It yielded gem rough for 104 faceted stones | | | Book (chapter) | edwardsite (Shepard) = monazite-(Ce), Dana 6th, 749 (1892). edwarsit = monazite-(Ce), Des Cloizeaux II, 472 (1893)...massive Fe-rich quartz, AM 12, 391 (1927). Egyptian marble = black calcite + bitumen, Dana 6th, 267 (1892)...calcioancylite-(Ce), Clark 195 (1993). Eisenkalkankylit = Fe-rich calcioancylite-(Ce), Linck I.3, 3533...(1929). Eisen-Kalk-Ansilit = Fe-rich calcioancylite-(Ce), Clark 195 (1993). Eisenkalkaugit = babingtonite...267 (1892). encrinal marble = calcite (shells), Egleston 64 (1892). encrinital marble = calcite (shells) | | | Journal (issue) | mind when attending any field trip to a working quarry and bring all these items with you to ensure you...steel. I have also recently been advised that some quarry managers are also insisting that the high visibility...and any additional requirements set out by the quarry owners. Please Note 3 above for further details...specimens of goethite psuedomorphs of iron pyrites from South Wales Class 2 Fossils: Winner of the Ken Hopes...Field trip to Shorncote Quarry, 6th May 2017. Four members met at the Shorncote quarry which is located in | | Shimazaki, Hidehiko, Yang, Zhuming, Miyawaki, Ritsuro, Shigeoka, Masako (2008) Scandium-Bearing Minerals in the Bayan Obo Nb-REE-Fe Deposit, Inner Mongolia, China. Resource Geology, 58 (1) 80-86 doi:10.1111/j.1751-3928.2007.00045.x | Journal (article/letter/editorial) | Beijing, China Abstract Aegirine, “perrierite-(Ce)”, and ferrocolumbite, occurring in the Bayan Obo...value of 1.19%. The Sc2O3 content of “perrierite-(Ce)” (TS-20) was 2.82–3.64% with an average value of...Aegirine, Bayan Obo, ferrocolumbite, “perrierite-(Ce)”, scandium. 1. Introduction 1.1. Bayan Obo deposit...Inner Mongolia, China, situated approximately 80 km south of the border between China and Mongolia, at 109°57’E...and slates, with the exception of the H8 dolomite marble unit, which hosts the vast majority of the ore | | | Book | COMPANY SEE VAN NEW YORK CINCINNATI ATLANTA DALLAS SAN FRANCISCO LONDON TORONTO MELBORNE Van Nostrand...Regional Offices: New York Cincinnati Atlanta Dallas San Francisco Van Nostrand Reinhold Company International...Europe regional names as Bavaria, Bohemia, Saxony, Tyrol, and many others, are generally used without regard...Sweden, Norway, Denmark, Finland, Germany, France, Italy, Spain, Portugal, Belgium, Austria, the Soviet Union...prehnite, Colonel Hendrik von Prehn, of Cape Town, South Africa. samarskite, Colonel V. E. von Samarski-Bykhovets | | | Book (edition) | right) vanadinite, Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst...Utah; (lower /eft) rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...wih fH e4agi"” ef) rk bias iycraton as nam Van ce Y ear ieaad Wi 56 ett f tT 7 Pretace The amount...Cave Hills and Slim Buttes areas, Harding County, South Dakota. SELECTED REFERENCES: Thompson, M. E., Ingram | | | Book (edition) | 1ight) vanadinite, Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...Cave Hills and Slim Buttes areas, Harding County, South Dakota. SELECTED REFERENCES: Thompson, M. E., Ingram...Hill, New South Wales, Australia. It also occurs at various localities in Arizona, Idaho, South Dakota,...California, Idaho, Colorado, Arizona, Wyoming, South Dakota, Minnesota, Pennsylvania, Vermont, New Jersey | | | Book (chapter) | corundum, de Fourestier 3 (1999). æchynite = aeschynite-(Y), Chester 3 (1896). Aedelforsit (Berlin) =...aeschinita = aeschynite, de Fourestier 3 (1999). Aeschynit = aeschynite-(Ce) or aeschynite-(Nd) or aeschynite-(Y)...aeschynite-(Y), AM 61, 153 (1966). aeschynite-(Yt) = aeschynite-(Y), MM 35, 804 (1966). æs cyprium = copper...aesquinita = aeschynite-(Ce) or aeschynite-(Nd), de Fourestier 3 (1999). aesquinta = aeschynite-(Ce) or aeschynite-(Nd)... IMA 2005-025. African blue = compact calcite (marble), O'Donoghue 365 (2006). African emerald = green | | | Book | is insufficient to distinguish between Allanite-(Ce) and Allanite-(Y) . Where t h e d i stin guishing...Aechynite = = Quartz a) Aeschynite·(Ce), Aeschynite-(Y), b) Aeschynite·(Nd) = Corundum Aechter...Chalcocite Aeschinita, Aeschynite = a) (from Miosk, Urals, Russia) Aeschynite· (Ce), b) (from Hidro and...and Arendol, Norway) Aeschynite·(Y), c) Aeschynite-(Nd), Aeschynite·(Ce) Aeschynite-(Yt) d) Niobo· ... = Aeschynite·(Y) Aesquinita, Aesquinta = a) Aeschynite-(Ce), Aeschynite· (Nd), Aeschynite-(Y), Aeschynite·(Ce) |
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