 | | Journal (article/letter/editorial) | | carbonatite-related REE ore deposit, the Mount Weld deposit (Australia), was formed by lateritic weathering...crystallization. In one deposit currently being mined, Mount Weld, the REE ore-grade enrichment is due to lateritic...deposits are relatively low grade but are economic to mine because they can be enriched in the more valuable...valuable HREEs and are relatively inexpensive to mine. Fluids can play a significant role in ore-grade enrichment...into a separate fluid phase. Fluid inclusions and fenite alteration (alkali metasomatism) provide clear |  | Smith, M.P., Moore, K., KavecsĂĄnszki, 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) | | formation of the highest grade deposits at Mount Weld (Australia) and Tomtor (Russia). For the individual... Bayan Obo, China; Mountain Pass, USA; Mount Weld, Australia; Lovozero, Russia), by-products (e.g. mineral...quartzites of the AraxĂĄ Group. It has 2.5 km wide, fenite aureole (Traversa et al., 2000; Nasraoui and Waerenborgh...SC veins are present. Mount Weld â The Mount Weld deposit, Western Australia, is developed in a 70â130...volcano-sedimentary sequence, within the fault bounded Laverton tectonic zone, and has TE D itself undergone |  | | Journal (article/letter/editorial) | | Edward Street, Western Australia 6052 2. Peak Resources, 5 Ord Street, Western Australia 6005 Abstract...commissioned by Peak Resources estimated a 30 year mine life for the Weathered Bastnaesite Zone. The Ngualla...Craton (which is now broadly coincident with the western arm of the East African Rift). Currently available...carbonatite annulus (phlogopite-rich along the western margin of the magnesiocarbonatite plug and adjoining...were carried out by SGS Laboratories, Perth, Australia, by XRF on fused beads for a major metal suite |  | | Journal (article/letter/editorial) | | amounts of tantalum (eastern Sayan and Mount Weld in Australia), whereas others show rather low or even...tantalumâniobium mineralization was discovered in Australia in the Mount Weld carbonatite intrusion (mainly, in the...Rift Zone, Central Africa 168 11 15 [15] 2 Western Rift Zone, Central Africa 128 11 11.5 [15]...85 11 8 450 60 7.5 Note: Carbonatite and fenite type nos. 3â9 are after [8], and all other parameters...northwestern periphery of the Beloziminskii massif, where fenite-like rocks of a complex composition associating |  | Gwalani, L. G., Rogers, K. A., DemĂŠny, A., Groves, D. I., Ramsay, R., Beard, A., Downes, P. J., Eves, A. (2010) The Yungul carbonatite dykes associated with the epithermal fluorite deposit at Speewah, Kimberley, Australia: carbon and oxygen isotope constraints on their origin. Mineralogy and Petrology, 98 (1) 123-141 doi:10.1007/s00710-009-0102-1 | Journal (article/letter/editorial) | | epithermal fluorite deposit at Speewah, Kimberley, Australia: carbon and oxygen isotope constraints on their...dykes at Speewah in the Kimberley region of Western Australia were emplaced along a north-trending splay...NiPlats Australia Limited, 22/77 Allendale Square, St Georges Terrace, Perth, WA 6000, Australia e-mail:...Environment, The University of Western Australia, Nedlands, WA 6009, Australia D. I. Groves e-mail: dgroves@cyllene...Planetary Sciences, Western Australian Museum, Locked Bag 49, Welshpool DC, WA 6986, Australia e-mail: peter |  | | Report (issue) | | gov/images/periodictable.pdf. Cover. The Mountain Pass Mine, San Bernardino County, California, was the only.............................................O4 Australia.............................................................................................O21 Mine Waste Characteristics.........................................................................O22 Mine Closure...........................................Figures O1. O2. O3. O4. O5. Graph showing world mine production of rare-earth oxides, by country and |  | Downes, Peter J., Dunkley, Daniel J., Fletcher, Ian R., McNaughton, Neal J., Rasmussen, Birger, Jaques, A. Lynton, Verrall, Michael, Sweetapple, Marcus T. (2016) Zirconolite, zircon and monazite-(Ce) U-Th-Pb age constraints on the emplacement, deformation and alteration history of the Cummins Range Carbonatite Complex, Halls Creek Orogen, Kimberley region, Western Australia. Mineralogy and Petrology, 110 (2) 199-222 doi:10.1007/s00710-015-0418-y | Journal (article/letter/editorial) | | Complex, Halls Creek Orogen, Kimberley region, Western Australia Peter J. Downes 1 & Daniel J. Dunkley 2 &...southern Halls Creek Orogen, Kimberley region, Western Australia, has provided a reliable 207 Pb/206Pb age...Orogen during the amalgamation of Proterozoic Australia with Rodinia over the period ~1000â950 Ma. This...Planetary Sciences, Western Australian Museum, Locked Bag 49, Welshpool DC, WA 6986, Australia 2 Department...Applied Geology, Curtin University, Perth, WA 6945, Australia 3 John de Laeter Centre for Isotope Research |  | | Report (issue) | | 22 TANTALUM IN WESTERN AUSTRALIA by J. M. Fetherston TANTALUM IN WESTERN AUSTRALIA FRONTISPIECE:... FRONTISPIECE: Historic pump at the Wodgina tantalumâtin mine. Brought from Port Hedland by camel train about 1905...SURVEY OF WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN 22 TANTALUM IN WESTERN AUSTRALIA by J. M. Fetherston...Limerick DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Tim Griffin REFERENCE The recommended reference...FETHERSTON, J. M., 2004, Tantalum in Western Australia: Western Australia Geological Survey, Mineral Resources |  | | Journal (article/letter/editorial) | | Serrote in Brazil; Mabounie in Gabon; Mount Weld in Australia; etc. (Table 1). The involvement of these...resources, including 18.0 Brazil highgrade ore 2.0 Mount Weld, Aus Possible resources n.102ân.103 tralia Mabounie...(3) ordinary apatiteâfran colite ore replacing fenite with elevated contents of feldspar, pyroxene, amphibole...minerals (5 samples); (4) slightly mineral ized fenite (3 samples); (5) ordinary apatiteâfrancoliteâvermiculite...apatiteâfrancolite ore replacing heterogeneous protolith (fenite, glimmerite, etc.) (1 sample); (7) apatiteâfrancoliteâmagnetite |  | | Report (issue) | | earthscience and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the...earthscience and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the...earth-science and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the...~port- - - - -- - - - - - - - - Graph showing world mine production of niobium concentrate, for selected...earth-science and mineralresource agencies in Australia, Canada, the Federal Republic of Germany, the |  | | Journal (article/letter/editorial) | | occur in late magmatic carbonatite veins in the fenite area of the Sokli carbonatite complex. Detailed...Finland, such as at the former Mustavaara vanadium mine. For several years, Rare Element (RE)-pegmatite...W) Class Raw materials Exploration potential Mine/Deposit 2 Antimony Moderate Kalliosalo, TĂśrnävä...(continued) Class Raw materials Exploration potential Mine/Deposit 4 Magnesium Low 3 Natural graphite...accessory product from operating mine(s) in Finland (Eilu 2012) 2: Mine projects â promising deposits 3: |  | | Journal (article/letter/editorial) | | al. 2012); (2) The Himalayan collision zone in western Sichuan, China (Hou et al. 2006, 2015); (3) Northwest...process leading to the formation of fenitesâ; where fenite is described as: âa hightemperature metasomatic...Salitre I 43.3 2.4 5.5 31.1 71.7 8.3 Loe Shilman (Western) 0.2 0.08 56.1 0.1 Oka 8.4 5.0 59.4 2.4 28.8 1...Nearly monomineralic, massive, K-feldspar-rich fenite locally observed at the contact of Lonnie carbonatite...the GiďŹord Creek ferrocarbonatite complex, Western Australia (Pirajno et al. 2014). APPLIED EARTH SCIENCE |  | | Journal (article/letter/editorial) | | result of multiple phases of fluid activity in fenite around the Chilwa Island Carbonatite, Malawi EMMA...multiple fluid phases penetrated the surrounding fenite aureole during carbonatite emplacement at Chilwa...Malawi. The first alkaline fluids formed the main fenite assemblage and later microscopic vein networks...high-grade fenite and rare-earth minerals throughout the aureole. Seventeen samples of fenite rock from...were chosen for study. In addition to the main fenite assemblage of feldspar and aegirine Âą arfvedsonite |  | Zi, Jian-Wei, Gregory, Courtney J., Rasmussen, Birger, Sheppard, Stephen, Muhling, Janet R. (2017) Using monazite geochronology to test the plume model for carbonatites: The example of Gifford Creek Carbonatite Complex, Australia. Chemical Geology, 463. 50-60 doi:10.1016/j.chemgeo.2017.05.007 | Journal (article/letter/editorial) | | example of Gifford Creek Carbonatite Complex, Australia Jian-Wei Zi, Courtney J. Gregory, Birger Rasmussen...example of Gifford Creek Carbonatite Complex, Australia, Chemical Geology (2017), doi: 10.1016/j.chemgeo...example of Gifford Creek Carbonatite Complex, Australia PT Jian-Wei Zi1, Courtney J. Gregory1, Birger...R. Muhling1,2 Australia School of Earth Sciences, The University of Western Australia, 35 Stirling Highway...Highway, NU 2 MA Crawley, WA 6009, Australia Correspondence about the paper should be directed to |  | 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) | | known at the Three Valley Gap, Frenchman Cap DomeâMount Grace area, Trident MountainâBlue River area, Lonnie...Unnamed failed rift arm Post-Karoo (Jurassic) Western branch of the East African rift Neoprot.? Cambrian...Niocan Inc.; mined in 1961â 1976 by St. Lawrence mine, Oka complex, Deux-Montagnes, QuĂŠ- Columbium and...carbonatites; primary carbonatites (glimmerite, fenite) Lateritic proďŹle over carbonatites and phoscorites...at 2.81% Nb2O5 Crown deposit, Mount Weld, Western Australia, Australia Lynas Corp. Takutu Lineament |  | | Journal (article/letter/editorial) | | of the Gifford Creek Carbonatite Complex, Western Australia Paul Slezak1,2 ¡ Carl Spandler1 Received:...area of ~ 250 km2 in the Gascoyne Province, Western Australia. Most carbonatite types are interpreted to...James Cook University, Townsville, QLD 4811, Australia 2 Present Address: School of Earth Sciences...Carbonatite Complex (GCCC), Gascoyne Province, Western Australia contains a diverse range alkaline magmatic...Glenburgh Terrane, and Yilgarn Craton to form the Western Australia Craton. The Gascoyne Province comprises a |  | | Journal (article/letter/editorial) | | concentrate, or âColtan,â that caused Ta mines in Australia and Canada to be placed on care and maintenance...% from tin slag refining and 10 % from secondary mine concentrates. Due to rapid industrialisation and...Canada account for about 92 and 7 % of Nb world mine production, respectively. Since the bulk of the...relatively stable and slightly increasing in Australia. While Ta production for 2012 is much lower (in...past producers, such as Wodgina, Mt. Cattlin (Australia) and Tanco (Canada), being placed on care and |  | | Report (issue) | | for foreign countries, if a given name refers to a mine or deposit, a nearby location or administrative...names may be used to refer to a single deposit or mine. For large deposits or mineralized areas, a 3 single...is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic,...Hagopian, D., 1983, Lower Eocene phosphorites of the Western Desert, Iraq: Sedimentary Geology, v. 33, no. 4...Phosphate deposits of the Georgina Basin, northern Australia, in Notholt, A.J.G., Sheldon, R.P., and Davidson |  | Pirajno, Franco, GonzĂĄlez-Ălvarez, Ignacio, Chen, Wei, Kyser, Kurt T., Simonetti, Antonio, Leduc, Evelyne, leGras, Monica (2014) The Gifford Creek Ferrocarbonatite Complex, Gascoyne Province, Western Australia: Associated fenitic alteration and a putative link with the ~1075Ma Warakurna LIP. Lithos, 202. 100-119 doi:10.1016/j.lithos.2014.05.012 | Journal (article/letter/editorial) | | creek ferrocarbonatite complex, province, western australia: Associated fenitic alteration and a putative...creek ferrocarbonatite complex, province, western australia: Associated fenitic alteration and a putative...CREEK FERROCARBONATITE COMPLEX, T PROVINCE, WESTERN AUSTRALIA: ASSOCIATED RI P FENITIC ALTERATION AND...Survey of Western Australia, Mineral House, 100 Plain Street, East Perth, WA 6004, Australia (2) Centre...Targeting, University of Western Australia, 35 Stirling Hwy, Crawley, WA6009, Australia ED (3) CSIRO, Earth |  | Wang, Zhen-Yu, Fan, Hong-Rui, Zhou, Lingli, Yang, Kui-Feng, She, Hai-Dong (2020) Carbonatite-Related REE Deposits: An Overview. Minerals, 10 (11) 965 doi:10.3390/min10110965 | Journal (article/letter/editorial) | | along with a minor contribution from Brazil, Australia, the United States, Canada, India [7,8]. Although...China AraxĂĄ CatalĂŁo (REE) Mrro do Ferro (Th-REE) Mount Weld (REE) Mountain Pass (REE) Tomtor (REE) Lovozero...carbonatite Carbonatite China Brazil Brazil Australia United States Russia Russia India Vietnam Burundi...REE deposit is located in the rift belt of the western margin of the Yangtze Craton; the Miaoya and Shaxiongdong...surrounding rocks, forming a lithological belt of fenite with asymmetric zonal distribution in the orebody |  | | Corporate Document | | ..................................... 34 7.2.2 Fenite..................................................................................... 37 7.3.1.2 Fenite Domain ............................................................................ 72 10.7.2.2 Fenite..................................................9-3 Representative assay results for carbonatite, fenite and breccia from the 5 channel sample lines (Mkango)...In-situ Indicated mineral resources for Songwe Hill: Fenite domain (Hall, 2012) 112 Table 14-10 In-situ Inferred |  | Giovannini, Arthur L., Mitchell, Roger H., Bastos Neto, Artur C., Moura, Candido A.V., Pereira, Vitor P., Porto, Claudio G. (2020) Mineralogy and geochemistry of the Morro dos Seis Lagos siderite carbonatite, Amazonas, Brazil. Lithos, 360. 105433 doi:10.1016/j.lithos.2020.105433 | Journal (article/letter/editorial) | | Finland (Zaitsev et al., 2004); Gifford Creek, Australia (Pirajno et al., 2014); Chipman Lake, Canada (Buckley...diagrams (Fig. 11) show that siderite carbonatite and fenite have quite similar patterns. The fenites are similar...for La, Sm, and Pr which are more abundant in the fenite than in the carbonatite. Ba is enriched in the...(with iron oxides and sphalerite) veins cut the fenite, and are possibly related to the hydrothermal stage...siderite carbonatite. The paragenesis of this potassic fenite is similar to that found at Gifford Creek (Pirajno |  | | Book | | . . . . . . . . . . . . . . . . . 4.11 Old Iron Mine at Stavsätt Farm in Släda . . . . . . . . . 4.12.... . . . . . . . . . . . . . . 4.13 Rheomorphic Fenite near Ă
s Jetty . . . . . . . . . . . . . . 4.14...Hartungsvägen) . Farm North of Hartung: Banded Fenite with Migmatite Domains . . . . . . . . . . . ....Farthest to the east massive syenitic high-grade fenite is found . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . Rheomorphic fenite is exposed near Ă
s jetty and shows potassium feldspar |  | | Journal (article/letter/editorial) | | Gifford Creek Ferrocarbonatite Complex in Western Australia (Pirajno et al., 2014), there are still open...the unveined transitional rødbergite from the western Bjørndalen transect. REE-fluorocarbonates occur...relatively large variation in REE concentrations. The western transitional rødbergites are only slightly enriched...Bjørndalen transect (â¤16000 ppm TREE). Although the western and eastern transitional rødbergites appear to... compared to the rødbergite (Fig. 6c) and the western transitional rødbergite (Fig. 6b). High values |  | | Journal (article/letter/editorial) | | Federation, geochemistry 32(3-4) 225-242 South Australia, geochemistry 32(1-2) 7794 Abyssinia see Ethiopia...Mediterranean region, heat flow 33(1-3) 3-30 Western Australia, geochemistry 37(2-3) 199-221 Acebuches Series...5(4) 365-386 India 9( 1) 65-73 New South Wales Australia alkali syenites geochemistry Algarve Cretaceous...New South Wales Australia, metamorphic rocks l4( I) 75-82 Northern Territory Australia, metamorphic rocks...43-56 mineralogy 3(2) 161-166; 7(2) 75-79 Western Australia, geochemistry 37(2-3) 181-197 amber mica see |
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