 | | Journal (article/letter/editorial) | | on Fluid Evolution in the Bayan Obo Fe-REE-Nb Deposit, Inner Mongolia, China M. P. SMITH†,* AND P. HENDERSON...United Kingdom Abstract The Bayan Obo Fe-REE-Nb deposit, Inner Mongolia, China, is the world’s largest REE...and is also exploited as a major Fe oxide deposit. The deposit consists of replacement bodies hosted in...barite. Fluid inclusions from monazite-(Ce), bastnäsite-(Ce), apatite, aegirine, fluorite, and barite...pressures of >0.7 kbar. Fluids in apatite and bastnäsite from the main-stage banded ores were initially aqueous |  | Smith, M.P., Moore, K., Kavecsánszki, D., Finch, A.A., Kynicky, J., Wall, F. (2016) From mantle to critical zone: A review of large and giant sized deposits of the rare earth elements. Geoscience Frontiers, 7 (3) 315-334 doi:10.1016/j.gsf.2015.12.006 | Journal (article/letter/editorial) | | total rare earth oxide, but the importance of a deposit may be related to the grade for individual, or...total REE resource, only one currently known deposit (Bayan Obo) would class as giant (>1.7×107 tonnes contained...unclassified resource estimates from the Olympic Dam IOCG deposit, all of these deposits M AN U are related to...of some of the largest deposits AC C (e.g. Bayan Obo). Hydrothermal activity involving fluids from...Rare earth elements; Carbonatite; Syenite; Giant deposit; Grade 1. Introduction The rare earth elements |  | | Journal (article/letter/editorial) | | In many scandium deposits, clinopyroxene is the main ore mineral, although in some deposits scandium...other REEs. As is the case for these other REEs, the main source of scandium is the mantle and the conveyors...carbonatites), including Alaskantype ultramafic rocks. The main magmatic processes involved in scandium concentration...the minerals euxenite [(Y,Ca,Ce,U,Th) (Ti,Nb,Ta)2O6] and gadolinite [(Ce,La,Nd,Y)2FeBe2Si2O10]. Scandium...referred to as Landsverk 3, in the Iveland-Evje district north of Kristiansand in Norway. The mineral was |  | | Conference Proceedings (Volume) | | Meeting 12–15 AUGUST 2013, UPPSALA, SWEDEN Mineral deposit research for a high-tech world Proceedings VOLUME...Meeting 12–15 AUGUST 2013, UPPSALA, SWEDEN Mineral deposit research for a high-tech world Proceedings Volume...volume: Jonsson, E. et al. (ed.), 2013: Mineral deposit research for a high-tech world. Proceedings of...Metallogeny of the Fennoscandian Shield. Mineral deposit research for a high-tech world. Proceedings of...photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started in 1968 |  | | Journal (issue) | | Scapolite from Madagascar . . . Pietersite from China and Namibia . . . New Mexifire Synthetic Opal ....Microstructural Study of Pietersite from Namibia and China Kaifan Hu and Peter J. Heaney Compares the properties...Natural pearl diving off Bahrain • Ruby and sapphire mining in Pakistan and Afghanistan • Rediscovery of sapphires...sapphires in central France • Sapphire mining in southern Madagascar • A strongly thermoluminescent spodumene...yellow gem scapolites have been mined from a skarn deposit near the town of Ihosy, in southern Madagascar |  | | Book | | Survey of Finland, Kuopio, Finland E. Hanski Oulu Mining School, Oulu, Finland A. Hartikainen Geological...Silver Oy, Vuokatti, Finland K. Luolavirta Oulu Mining School, Oulu, Finland J. Luukas Geological Survey...Survey of Finland, Kuopio, Finland M. Moilanen Oulu Mining School, Oulu, Finland F. Molnár Geological Survey...University of St. Andrews, UK J.-P. Ranta Oulu Mining School, Oulu, Finland xxiii xxiv Contributors...Siikaluoma AngloAmerican Exploration, AA Sakatti Mining Oy, Sodankylä, Finland P.B. Sorjonen-Ward Geological |  | | Journal (issue) | | observed mines or diamond occurrences at or near the city of Golconda. The famous Indian diamonds, including...distance of 120 miles (193 km) from Golconda. This city was the capital of the ancient kingdom, where all...distinguishing among clarity-enhancement substances. The main methods currently in use are the “flash effect”...contain fissures, and emerald processing (e.g., mining, fashioning, and jewelry manufacturing) can add...the AGTA Gemological Testing Center, in New York City. The SSEF Swiss Gemmological Institute has been |
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