 | Chakhmouradian, Anton R., Reguir, Ekaterina P., Kressall, Ryan D., Crozier, Jeremy, Pisiak, Laura K., Sidhu, Ravinder, Yang, Panseok (2015) Carbonatite-hosted niobium deposit at Aley, northern British Columbia (Canada): Mineralogy, geochemistry and petrogenesis. Ore Geology Reviews, 64. 642-666 doi:10.1016/j.oregeorev.2014.04.020 | Journal (article/letter/editorial) | | lesser extent, amphibole. When the passive margin of North America became the zone of plate convergence in...covering the Precambrian basement rocks of the North American craton (Price, 1994 and references therein)...Neoproterozoic to Jurassic on the passive margin of the North American protocontinent and in the adjacent ocean...20% Nb2O5 cutoff Foreland belt (rifted margin of North America) ~370 Ma Dolomite carbonatites (calcite...Disputed between Société Lueshe, Rutshuru Dist., North Kivu, Democratic Minière du Kivu (Somikivu) and Krall |  | Torró, L., Villanova, C., Castillo, M., Campeny, M., Gonçalves, A. O., Melgarejo, J. C. (2012) Niobium and rare earth minerals from the Virulundo carbonatite, Namibe, Angola. Mineralogical Magazine, 76 (2) 393-409 doi:10.1180/minmag.2012.076.2.08 | Journal (article/letter/editorial) | | rutile (TiKa); rhodonite (MnKa); Fe2O3 (FeKa); celestine (SrLa); YAG (YLa); ZrO (ZrLa); Nb (NbLa); SnO...~47% Fe 2+ in secondary pyrochlore from the Lueshe mine in Congo. However, the total amount of iron, Fet...hydrothermal alteration were described at Lueshe mine in Congo by Nasraoui et al. (1999) and Nasraoui and...Uganda (Williams et al., 1997), the Lueshe carbonatite in Congo (Nasraoui et al., 1999; Nasraoui and...position of the pyrochlore in the lateritic profile. At Lueshe, moreover, Ba- and Srbearing pyrochlore is found |  | Melgarejo, Joan C., Costanzo, Alessandra, Bambi, Aurora C.J.M., Gonçalves, Antonio O., Neto, Andrés B. (2012) Subsolidus processes as a key factor on the distribution of Nb species in plutonic carbonatites: The Tchivira case, Angola. Lithos, 152. 187-201 doi:10.1016/j.lithos.2012.06.024 | Journal (article/letter/editorial) | | (Ti, Kα); rhodonite (Mn, Kα); Fe2O3 (Fe, Kα); celestine (Sr, Lα); YAG (Y, Lα); ZrO2 (Zr, Lα); Nb (Nb,...set of faults oriented NE–SW that cut the Angola–Congo craton (Issa Filho et al., 1991). Different types...systems, such as in a weathering profile in Lueshe, Congo (Wall et al., 1996). Oliveira et al. (2007,...studies in Barcelona were supported by an AECI grant. Dr. Xavier Llovet helped during EPMA analyses at the...Científico-Tècnics, Universitat de Barcelona. A. Crespi and Dr. J. Rius acquired in situ X-ray microdiffraction |  | | Journal (article/letter/editorial) | | rutile (TiKa); rhodonite (MnKa); Fe2O3 (FeKa); celestine (SrLa); YAG (YLa); ZrO (ZrLa); Nb (NbLa); SnO...of the central African mega-unit, made up of the Congo, Kasai and Angolan cratons (Goodwin, 1996). The...values close to 0 wt.% have also been found in the Lueshe carbonatites (Nasraoui and Bilal, 2000). Betafite...particular Dr C.T. Williams for the assistance received at the Natural History Museum in London. Dr Xavier...(2000) Pyrochlores from the Lueshe carbonatite complex (Democratic Republic of Congo): a geochemical record |  | | Book (edition) | | This book is respectfully dedicated to the memory of Dr. John Sinkankas for his kind initiative and support...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...by Strunz (1996). Thanks to the kind permission of Dr. E. Nagele from the E. Schweizerbart'sche Verlagsbuchhandlung...arisen with localities in Congo-Zaire: the country, named Democratic Republic of Congo since 1960, was changed...The former Kivu province is now divided to three regions: INTRODUCTION Nord-Kivu, Sud-Kivu, and Maniema |  | Benaouda, Rachid, Kraemer, Dennis, Sitnikova, Maria, Goldmann, Simon, Freitag, Ralf, Bouali, Abdelhafid, Mouttaqi, Abdellah, El Haloui, Rachid, Essaadaoui, Mustapha, Bau, Michael (2020) Thorium-poor monazite and columbite-(Fe) mineralization in the Gleibat Lafhouda carbonatite and its associated iron-oxide-apatite deposit of the Ouled Dlim Massif, South Morocco. Gondwana Research, 77. 19-39 doi:10.1016/j.gr.2019.06.011 | Journal (article/letter/editorial) | | 10 s, LIF; Fe Kα, siderite, 10 s, LIF; Sr Lα, celestine, 60 s, PET; Y Lα, xenotime, 60 s, PET; Ba Lα,...10 s, LIF; Fe Kα, columbite, 10 s, LIF; Sr Lα, celestine, 60 s, TAP; Y Lα, xenotime, 60 s, TAP; Zr Lα,... re of the giant Bayan Obo REE-Nb-Fe deposit, North China, Mesoproterozoic carbonatite lP and overprinted...Pyrochlores from the Lueshe carbonatite complex (Democratic of Republic of Congo): A geochemical record...Niobium-bearing Minerals of the Lueshe Carbonatite Deposit (Kivu, Republic of Congo). Report of European Atomic |  | | Book (edition) | | co-author, teacher, mentor, colleague and friend, Dr. Joseph A. Mandarino. -Malcolm E. Back Fleischer's...they are: Dr. Peter Bayliss, Dr. Ernst A.J. Burke, Dr. Anton and hakhmouradian,Robert Gault, Dr. Julian...Låszl6 Horvåth, Dr. Uwe Kolitsch, Locock,Gaspare Malet.to,Dr. Roger Mitchell, Renato Pagano. Dr. Ole Petersen...Robert Ramik,Andy Roberts, hallit, Dr. Chris Stanley,Tony Steede and Dr. ThomasWitzke. upport and encouragementof...Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the |  | | Journal (issue) | | Schumacher Graphite (35 x 32 cm) of the Alibert Mine, Botogol Mt. in Siberia, rough materiaL two pencils...research in Europe. Several further expeditions to North and Central America, as well as to Africa, were...Haidinger in 1859 1842 in the Tsarevo-Alexandrovskaya mine near Tashkurganka River, Miass, Urals. The original...Petersburg. CANCRIN was buried on Lutheran cemetery north of the Smolensk cemetery at Malyi Prospekt in St...minerals by ROSE, perovskite from the A:hmatowsk mine, Slatoust, Ural Mountains (1839), and the silver |  | Benaouda, Rachid, Kraemer, Dennis, Sitnikova, Maria, Goldmann, Simon, Schwarz-Schampera, Ulrich, Errami, Abdellatif, Mouttaqi, Abdellah, Bau, Michael (2020) Discovery of high-grade REE-Nb-Fe mineralization associated with calciocarbonatite in south Morocco. Ore Geology Reviews, 124. 103631pp. doi:10.1016/j.oregeorev.2020.103631 | Journal (article/letter/editorial) | | (Fig. 1A-B) during the Variscan collision of the North American Craton 93 (NAC) and the West African...10 s, LIF; Fe Kα, columbite, 10 s, LIF; Sr Lα, celestine, 60 s, TAP; Y Lα, 179 xenotime, 60 s, TAP; Zr...10 s, LIF; Fe Kα, siderite, 10 s, LIF; Sr Lα, celestine, 60 s, 191 PET; Y Lα, xenotime, 60 s, PET; Ba...(as indicated above) and from the Awhifrit area (north of Gleibat Lafhouda; 491 Fig 1B) which hosts a...Phoscorites and Carbonatites from Mantle to 634 Mine: the Key Example of the Kola Alkaline Province 43–72 |  | Amores-Casals, , Melgarejo, , Bambi, , Gonçalves, , Morais, , Manuel, , Neto, , Costanzo, , Molist, (2019) Lamprophyre-Carbonatite Magma Mingling and Subsolidus Processes as Key Controls on Critical Element Concentration in Carbonatites—The Bonga Complex (Angola) Minerals, 9 (10) 601 doi:10.3390/min9100601 | Journal (article/letter/editorial) | | related to the Lucapa graben, a megastructure cutting Congo, Kasai and Angola Cratons and reactivated during...Kimberlite occurrences are concentrated at the north-eastern part of the graben whereas carbonatites...PETL), Nb (Nb, Lα, PETL), ZrO2 (Zr, Lα, PETL) and celestine (Sr, Lα, PETL). Standards and lines used for zircon...diameter) in the proximities of the complex, 3 km north or 1 km west of the plug (Figure 1). These intrusions... A.R. Pyrochlore from weathered carbonatite at Lueshe, Zaire. Mineral. Mag. 1996, 60, 731–750. [CrossRef] |  | | Journal (issue) | | permission of the author. -3- FLUORITE Wet Grooves Mine Yorkshire . I was recently given the opportunity...specimen she had collected from the Wet Grooves Mine dumps. The Mines, situated in Yorkshire, were originally...Merritt for information relating to the Wet Grooves Mine. Brian Prowse -4- ;; ~ SUSSEX MINERAL SHOW...superb specimen of Sphalerite from the Small Cleugh mine, Nenthead, Cumbria. -6- .... Sussex Show - 21...showing schrockingite and johannite from the Geevor Mine, Cornwall, and also had some fine vivianite crystals |  | | Book | | abundance in the Keweenaw area of north Michigan; at the Copper Queen mine, Bisbee, Arizona and at Georgetown...Canada deposits occur at the Klondike, Yukon Territory, in Nova Scotia and Ontario. Treatment. Gold is...areas including Kimberley, Pretoria (the Premier mine is in this area), and Jagersfontein in the Orange...Localities. Lead is found in Sweden at the Harstig mine, Pajsberg; from the gold placers of the Ural Mountains...several localities in Chile, and from the Mohawk mine, Keweenaw County, Michigan; also from Lake Superior |  | Casillas, Ramón, Demény, Attila, Nagy, Géza, Ahijado, Agustina, Fernández, Carlos (2011) Metacarbonatites in the Basal Complex of Fuerteventura (Canary Islands) The role of fluid/rock interactions during contact metamorphism and anatexis. Lithos, 125 (1) 503-520 doi:10.1016/j.lithos.2011.03.007 | Journal (article/letter/editorial) | | The Fuerteventura carbonatites are exposed from north to south, forming part of three plutonic ultra-alkaline...andradite for Fe; vanadinite for Cl; chromite for Cr; celestine for Sr; 508 R. Casillas et al. / Lithos 125...calcite that will precipitate as strontianite or celestine. Alternatively, this Sr could be incorporated...(up to 5.7 wt.%). The metacarbonatites from the north (except for one sample) tend to have decreasing...18O-depleted metacarbonatites are mainly found in the north-eastern part of the contact metamorphic aureole |  | | 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( |  | | Journal (article/letter/editorial) | | BaO PbO Na 2 O K 2O F Cl Calibration standard Celestine W Apatite Nb Ta Wollastonite Rutile Zircon Th...Periclase Apatiter Wollastonited Rhodonite Haematite Celestine Baryte Vanadinite Albite Orthoclase ApatiterCaF2d...1996. Pyrochlore from weathered carbonatite at Lueshe, Zaire. Mineral. Mag. 60, 731–750. Wand, U., Stiehl |  | | Book | | 1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil...including amateur col- lectors, company executives, mine owners, and vari- in the appropriate position. |  | | Book | | HongKong Barcelona Budapest Professor Dr. A. B. KAMPUNZU Professor Dr. R. T. LUBALA Laboratoire de Petrologie...thank Springer-Verlag, the publishers, especially Dr. W. ENGEL (Geosciences Editorial) for the prompt...Permian times in Thdhak province (Fig. 2) along the north-south trending Tesoffi trough, on the eastern margin...northeastern Africa, especially in the Nile River valley, north from Khartoum towards the Egyptian frontier, the...continental trough on the southern borders of the Congo and Thnzania cratons, though comparable in size |  | Doroshkevich, Anna G., Veksler, Ilya V., Klemd, Reiner, Khromova, Elena A., Izbrodin, Ivan A. (2017) Trace-element composition of minerals and rocks in the Belaya Zima carbonatite complex (Russia): Implications for the mechanisms of magma evolution and carbonatite formation. Lithos, 284. 91-108 doi:10.1016/j.lithos.2017.04.003 | Journal (article/letter/editorial) | | 1), which is located at the intersection of the north-west striking Paleoproterozoic Urik-Iya graben and...exposure of the complex is slightly elongated in the north-west direction of the controlling fault system....ankerite carbonatite comprises lens-shaped and north-south oriented vein-like MA bodies. The nepheline...fergusonite-(Ce), baddeleyite, monazite-(Ce), ilmenite, celestine, barite, barytocalcite, ilmenite, catapleiite... TE Eby for editorial comments, and Dr. Roger Mitchell and Dr. Francesco Stoppa for the reviews, which |  | | Journal (volume) | | Minerals Diamonds in Basutoland Carbonatite in Kivu, Belgian Congo Forthcoming Increase in Price of this Bulletin...CORRESPONDENCE The Itiaso Series of Western Tanganyika. From Dr. R. B. McConnell and C. B. Bisset 249 , 497 PERSONALIA...COLONIAL OFFICE PUBLICATION Geology of the Colony of North Borneo BY MAX REINHARD , PH.D. , AND EDUARD WENK...Special Reference to Work in the Colonies " , by Dr. F. Dixey 85 Colonial Mineral Production 85 Mineral...London and the field geologists in a Colonial territory. The investigation started in the Photo geological |  | | Journal (article/letter/editorial) | | deposits by Tissot and Welte (1978), Hunt (1979), North (1985), Selley (1997) and Gluyas and Swarbrick (2004)...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content | | | Journal (article/letter/editorial) | | deposits by Tissot and Welte (1978), Hunt (1979), North (1985), Selley (1997) and Gluyas and Swarbrick (2004)...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content |  | | Book | | In the shafts and tunnels of a sixteenth-century mine INTRODUCTION arabic^groffcvinditaris.f} norrafludd9...want to check this, you will have to visit a salt mine; halides are dissolved by groundwater if they are...walking and for work in such places as quarries and mine dumps. The second requirement is for old, expendable...a single piece of steel; these are favoured in North America. Steel chisels are nearly as useful to the...Collectors working on the spoil tip of a mine. Quarries and mine workings remain a fruitful source for the | | | Book | | want to check this, you will have to visit a salt mine; halides are dissolved by groundwater if they are...pinacoid (top and bottom faces) Above left. Celestine (orthorhombic system) Right: Two forms in the...walking and for work in such places as quarries and mine dumps. The second requirement is for old, expendable...Li Mfp ea Point steel; these are favoured in North America. is one aA J Ju, \ on the predilections...Collectors working on the spoil tip ofa mine. Quarries and mine workings remain a fruitful source for |  | | Book | | Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...Redondo, near the Portuguese coast about 155 km north-northeast of Lisbon, is now closed and flooded,...of the 30 km-wide Erongo Mountains upland, 20 km north of Usakos, are shot through with complex pegmatites |  | 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) | | mineralisation includes feldspar, apatite, fluorite, celestine, magnetite and barite TE D (Baatar et al., 2013)...resource. RI PT Dong Pao – The Dong Pao deposit in North Vietnam is associated with a Palaeogene alkali granite...stratified deposit, rich in sodalite near the roof (North), fine-grained, laminated, rare-element-rich rocks...Ilímaussaq is divided into two licences, covering the north (Kvanefjeld) and south Lovozero – The Lovozero...and REE since 1951 (Wall, 2014). The only active mine is now an underground operation at Karnarsurt operated |
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