 | | Journal (article/letter/editorial) | | MORPHOLOGICAL FEATURES OF BERYL FROM THE BIKITA GRANITIC PEGMATITE, ZIMBABWE PETR CÌERNY̧ Department of Geological...evolution of beryl in the Bikita rare-element granitic pegmatite, in Zimbabwe, was examined by analyzing...deposit. From the outer to the inner zones of the pegmatite, generally corresponding to the least up to the...more evolved samples from the inner zones of the pegmatite body, Cs becomes the main charge-balancing cation...morphology, lithium, cesium, granitic pegmatite, Bikita, Zimbabwe. SOMMAIRE Nous avons examinĂ© lâĂ©volution |  | | Journal (article/letter/editorial) | | minerals cited in the text. Species Amblygonite Bikitaite Elbaite Eucryptite Holmquistite Lepidolite Liddicoatite...the direction of crystallization from massive pegmatite into the miarolitic cavity. (d) A lepidolite âskullâ...(muscovite) and dark (biotite) micas of the outer pegmatite zones (e.g., Neiva 2014). That succession reflects...and feldspars that constitute the bulk of the pegmatite composition. In this way, the evolution of micas...chemical study of micas from the giant Tanco pegmatite, Manitoba, found that the most Li-rich micas, |  | | Journal (article/letter/editorial) | | proportions of other phases in the chemically complex pegmatite system. Thus, the lithium aluminosilicate phase...this phase diagram for understanding lithium pegmatite petrogenesis prompted the experimental study that...Spodumene Nuristan. Afghanistan Eucryptite Zimbabwe Bikita. Petalite Minas Gerais, Brazil 149544 USNM...colorless natural minerals: eucryptite from Bikita, Zimbabwe; spodumene from Nuristan, Afghanistan; petalite...aluminosilicate phase probably depends more on depth of pegmatite emplacement than on differences in temperatures |  | SĂĄnchez-Muñoz, Luis, Sanz, JesĂșs, Florian, Pierre, Diez-GĂłmez, Virginia, Furio, Marta, Sobrados, Isabel (2022) Order-Disorder in the Structures of Lithium Aluminosilicate Minerals by XRD and Multinuclear NMR. Minerals, 12 (4) 427 doi:10.3390/min12040427 | Journal (article/letter/editorial) | | Al1âx Si1+x O4 system for 0.0 †x †1.0), and bikitaite were determined by X-ray diffraction (XRD) in...space group. Finally, the 29 Si NMR spectra of bikitaite LiAlSi O ·H O indicate a short-range structure...ÎČ-spodumene; α-eucryptite; ÎČ-eucryptite; petalite; bikitaite; Ostwaldâs rule of states; NMR 1. Introduction...petalite LiAlSi4 O8 ; and α-eucryptite LiAlSiO4 . Bikitaite LiAlSi2 O6 ·H2 O will also be studied. The determination...(+) of the LAS system at room temperature and bikitaite. Name Formula Space Group Sites Si, Al, Li |  | | Journal (article/letter/editorial) | | the hydrated Li-aluminosilicates cookeite and bikitaite, which is applicable to a large variety of natural...of the standard state enthalpy and entropy of bikitaite. LiAISiO4 \ Quartz-Pyrophylhte Kaolinie A~aalusite...are listed below: andalusite (and), A12SiOs; bikitaite (bik), LiAI(SizO6)(OH)2; cookeke (cook), LiA14(Si3A1)O1o(OH)8...1974; petalite and spodumene from the Bikita pegmatite, Zimbabwe; kyanite from the collection of the Laboratoire...detection limit Analysis Cookeite SiO 2 AlzO3 Bikitaite M.A. (12) W.A. M.A. (5) W.A. M.A. (4) W.A |  | | Journal (article/letter/editorial) | | Briart, who studied the Leopold mine, Kipushi district, Shaba, where the mineral was found. (Also described...Manandonite: Manandona River, close to the Anadrokomby pegmatite where the mineral was found. MALAWl(2) People...studied the People (10) Leopold mine, Kipushi district, Shaba, where the mineral was found. (Also Agardite-(Y):...Asisite: Asis Farm, Otavi district. Brubuntite: Brabant pegmatite, Karibib district. Zduite: Ida mine, 100...Karibib pegmatite. Kombutite: Kombat mine, Otavi district. Numibite: Namibia. Otuvite: Otavi district. Otjisumeite: |  | Grew, Edward S., Hystad, Grete, Toapanta, Myriam P. C., Eleish, Ahmed, Ostroverkhova, Aleksandra, Golden, Joshua, Hazen, Robert M. (2019) Lithium mineral evolution and ecology: comparison with boron and beryllium. European Journal of Mineralogy, 31 (4) 755-774 doi:10.1127/ejm/2019/0031-2862 | Journal (article/letter/editorial) | | by UâPb isotopes on associated minerals in the pegmatite; this represents half of the Li minerals occurring...species, tancoite, found in the Archean Tanco pegmatite but nowhere else. Several minerals reported from...under which Li minerals formed in the Tip Top pegmatite, Kalahari manganese ïŹeld, Pedriza massif and in...(see above). Of the minerals listed in Table 4, bikitaite is an example of a 766 E.S. Grew et al. 120...pressures and temperatures. London (1984) estimated bikitaite to form at <1.5 kbar, <200 °C by replacing the |  | | Report (issue) | | the Foote Mineral Company developed an unzoned pegmatite ore body near Kings Mountain, North Carolina,...in the short term. The large zoned pegmatite at Bikita in Zimbabwe (Rhodesia) was a major source for the...outside of the United States includes the Bikita mine in Zimbabwe (Rhodesia), the Karibib-Omaruru area in...China (Singleton, 1979). The zoned pegmatite at Bikita is mined by Bikita Minerals, Ltd, a subsidiary of...Chemical Company have a partial interest in the Bikita property. Production from the main ore body included |  | | Report (issue) | | development, and long-range outlook of lithium-pegmatite ore in the Carolinas, by Thomas L. Kesler (retired)...comparison of three major lithium pegmatites: Varutrask, Bikita, and Bernic Lake, by E. Wm. Heinrich, University..._____________________ââ Internal structure of the Bikita, Rhodesia, pegmatite from hanging-wall downward to footwall...______________ââ Comparison of Varutrask, Bernic Lake, and Bikita pegmatites ____-____-__-_____-___________________...water. Commercial lithium is ob tained from pegmatite ore and specific brines in large but not unlimited |  | | Journal (article/letter/editorial) | | i c a 979 C A R M I C H AIE. S L ,. E . s e e Bikitaite S T E B B I N JS.,F , 292,tt98 structure 1 0 4...bassetite, synthetic 967 apprdxiriationof the cluster bikitaite i04 variation method tof, CaCrSi 77L 4019 BUSECP...u c o p h o s p h i t ef,r o m t h e Tip Top pegmatite in South Dakota 374 G.E. 803 see HARL0W, _ 186...s i t e ,a n e wp h o s p h a t e the Barker pegmatite, South Dakota 380 EKKEHART t.l,B. SiMMONS, l ...thermodynamic data Zimbabwe m e t a p e l i t ei n L i m p o p ob e l t Bikita pegmatite Z i r c o n o il |  | | Book | | major producing districts, or a representative district if there are many. We name the chief mining companies...graphite supply must come not merely from one district but from a single mine. Thus the physical properties...(chrysotile of the Transvaal, South Africa; Swaziland; Zimbabwe). (3) Table 1 The asbestos minerals Banded ironstone...damage, Soviet Union Canada Chrysotile Brazil Zimbabwe Chrysotile South Africa Amosite Crocidolite Chrysotile...ultramafic rocks stretching from the Baie Verte district of Newfoundland though the Thetford Mines, Black |  | | Report (issue) | | at the regional Mines and Minerals office whose district includes the area covered by the report (see below)...purchased at Publication Sales and the office whose district includes the area covered by the report. Although...part), District of Sudbury G.W. Johns 7. Geological mapping west of Watabeag Lake, District of Cochrane...G.P. Beakhouse LITHOPROBE 16. Late-tectonic, pegmatite-aplite dike systems in the Archean crust between...Mack pegmatite system: a newly discovered western extension of the Separation Rapids pegmatite group |  | | Book | | minor 32 TABLE 2.3 (CONT.) Examples. Bushveld district - South Africa. *(D "Significant" denotes that...Geology and mineral resources of the Cooktown district tinfields. Queensland Geological Survey, Publication...Cassiterite is irregularly disseminated through the pegmatite body and is present as large dipyramidal crystals...minerals forming the greisenized areas in the pegmatite. The stanniferous pegmatites and placers derived...however, the deposits are usually small. Two large pegmatite deposits, Busango in RuandaUrundi, and Manono-Kitatolo |  | | Report (issue) | | equivalent of the southeast 3 INTRODUCTION Missouri district can be expected to turn up in the future ; the...mid-1950's on the west side of the Southeast Missouri district resulted in the discovery of the large unexposed...part of the district. With the phoenixlike rejuvenation of the Southeast Missouri district, the Viburnum...an estimate of the ore remaining in a producing district; twice the amount of his inflated estimate, however...is known to utilize this kind of approach on a district or regional basis, and I hope a start can soon |  | 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) | | Co., Bonanza mine, Trinity Co., Michigan Bluff district, Placer Co., in AK, placers at Fairbanks, Iditarod...and quartz veins at Juneau. In Canada, Noranda district, PQ; Porcupine, Kirkland Lake, and Larder Lake...deposits, ON; Atlin and Caribou, BC; and Klondike district, YT. In Mexico, Altar and Magdalena, SON; Parral...Ghana; Kilo and Moto, Zaire; Bulawayo and Hartley, Zimbabwe; Witwatersrand, South Africa, a belt of fossil...localities, AZ; Calico district, San Bernadino Co., Cerro Gordo(*), Inyo Co., Bodie district, Mono Co., and other |
|
Bikita pegmatite, Bikita District, Masvingo, Zimbabwe