 | | Journal (article/letter/editorial) | | jahnsite–whiteite groups from the Mount Wills pegmatite field, Victoria, Australia WILLIAM D. BIRCH* Geosciences...Knocker dykes are the most fractionated in the pegmatite field derived from late-stage melts of the Late...jahnsite–whiteite; Fe–Mn phosphates; granite pegmatite; Mount Wills; Victoria. 40 km north of Omeo,...operations (Fig. S1 and Fig. 2). However, the pegmatite dyke field extends for nearly 60 km, between Glen...as more than 200 small leases over individual pegmatite dykes were taken up (Cochrane & Bowen, 1971). |  | | Journal (article/letter/editorial) | | ASSEMBLAGE OF PHOSPHATE MINERALS, KIBINGO GRANITIC PEGMATITE, RWANDA ANDRÉ-MATHIEU FRANSOLET AND FRÉDÉRIC HATERT... F-31000 Toulouse, France ABSTRACT A sample from the Kibingo granitic pegmatite, Rwanda, shows a striking...assemblage of an alluaudite-group mineral with heterosite. The core of alluaudite s.l. is strongly pleochroic...results from an oxidation, Na+ + Fe2+ → 䡺 + Fe3+. Heterosite exhibits cracks that are parallel to one of the...product of alteration, identified as cyrilovite. Heterosite shows a chemical composition close to the idealized |  | Mall�, A., Fontan, F., Melgarejo, J. C., Mata, J. M. (1995) The Albera zoned pegmatite field, Eastern Pyrenees, France. Mineralogy and Petrology, 55 (1) 103-116 doi:10.1007/bf01162582 | Journal (article/letter/editorial) | | in Austria The Albera zoned pegmatite field, Eastern Pyrenees, France A. Mall61, F. Fontan 2, J.-C....Min6ralogie, Universit6 Paul Sabatier, Toulouse, France 3 Departament d'Enginyeria Minera i Recursos Naturals...Summary Four types of pegmatites comprise the zoned pegmatite feld in the eastern sector of the Albera Massif...graphite in the late pegmatite units and in the host-rock. The individual pegmatite types are distributed... Ta, Na, Li, P, Be and REE. According to the pegmatite distribution and their fractionation trends, we |  | | Journal (article/letter/editorial) | | 5563, Observatoire Midi-Pyrénées, 14, avenue Edouard Belin, F–31400 Toulouse, France Abstract A sample from...from the Koktokay No. 3 granitic pegmatite, Altai Mountains, northwestern China, which shows a transition...crystal chemistry. Sommaire Un échantillon de la pegmatite Koktokay No. 3, Altaï, République populaire de...[Li1–x(Fe3+,Mn2+) (PO4) – Li1–x(Mn2+,Fe3+)(PO4)] and heterosite – purpurite [(Fe3+,Mn3+)(PO4) – (Mn3+,Fe3+)(PO4)]...100,000 pegmatite dykes occur in the Chinese Altai pegmatite field; the Koktokay No. 3 pegmatite is one |  | Baijot, Maxime, Hatert, Frédéric, Dal Bo, Fabrice, Philippo, Simon (2014) Mineralogy and petrography of phosphate mineral association from the Jocão pegmatite, Minas Gerais, Brazil. The Canadian Mineralogist, 52 (2) 373-397 doi:10.3749/canmin.52.2.373 | Journal (article/letter/editorial) | | PHOSPHATE MINERAL ASSOCIATIONS FROM THE JOCÃO PEGMATITE, MINAS GERAIS, BRAZIL Maxime BAIJOT, Frédéric...Grand-Duché de Luxembourg Abstract The Jocão pegmatite (or Cigana) is located in the well-known Eastern...mineral masses were collected from the dumps of the pegmatite: association I is composed of dendritic triphylite...erite-heterosite; and association III shows exsolution lamellae of ferrisicklerite-heterosite in massive...by Li-leaching, leading to ferrisicklerite and heterosite. The second hydrothermal stage corresponds to |  | | Journal (article/letter/editorial) | | FONTAN Univ. Paul Sabatier, URA 067, Toulouse, France A. PESQUERAAND F. VELASCO Dept. de Mineralogfa...basis of their mineralogy, internal structure and field relationships. The most common type corresponds...ferrisicklerite; the secondary phosphates are rosemaryite, heterosite-purpurite, alluaudite and v/iyrynenite. In this...generate heterosite. The occurrence of sarcopside lamellae in ferrisicklerite and heterosite is evidence...Li and Sn, which is in agreement with the pegmatite field zonation established in the literature. KEVWORDS: |  | | Journal (article/letter/editorial) | | 3190/jgeosci.185 Original paper A phosphate-bearing pegmatite from Lutomia and its relationships to other pegmatites...geochemically primitive, moderately fractionated, LCT pegmatite from Lutomia (Góry Sowie Block, SW Poland) has...primary and secondary phosphate assemblages. The pegmatite crystallized from anatectic granitic magmas mobilized...hydrothermal and weathering one [ferrisicklerite ± heterosite + phosphoferrite–kryzhanovskite + ludlamite +...together, the Lutomia pegmatite has been compared to the phosphate-bearing pegmatite at Michałkowa and the |  | | Journal (article/letter/editorial) | | of phosphates from the Fregeneda-Almendra pegmatite field, Central Iberian Zone (Spain and Portugal)...reflect compositional differences depending on the pegmatite type. The Fe/(Fe+Mn) ratio of phosphates tends...identified new phosphates and other types of pegmatite where phosphates are common (Roda et al. 2007)...Roda-Robles et al. Fig. 1 Distribution of the pegmatite types in the Fregeneda-Almendra area. Legend:...1). Most pegmatites from the Fregeneda-Almendra field are simple, poorly evolved, and can be grouped in |  | Pieczka, Adam, Hawthorne, Frank C., Ball, Neil, Abdu, Yassir, Gołębiowska, Bożena, Włodek, Adam, Żukrowski, Jan (2018) Graftonite-(Mn), ideally M1MnM2,M3Fe2(PO4)2, and graftonite-(Ca), ideally M1CaM2,M3Fe2(PO4)2, two new minerals of the graftonite group from Poland. Mineralogical Magazine, 82 (6) 1307-1322 doi:10.1180/minmag.2017.081.109 | Journal (article/letter/editorial) | | et al., 2017). Graftonite-(Mn) was found in a pegmatite outcropping in a small abandoned quarry at Lutomia...SE of Świdnica and ~ 60 km SW of Wrocław. The pegmatite forms a relatively large, discordant vertical...2 m across, and a few smaller offshoots. The pegmatite is of the beryl-columbite-phosphate subtype of...oxidized topotactically to ferrisicklerite and heterosite, wolfeite, triploidite, stanĕkite, hagendorfite...Sowie Block, ~70 km SW of Wrocław, on a small pegmatite dump, a relic of excavation in the 19th century |  | Gonçalves, , Melgarejo, , Alfonso, , Amores, , Paniagua, , Neto, , Morais, , Camprubí, (2019) The Distribution of Rare Metals in the LCT Pegmatites from the Giraúl Field, Angola. Minerals, 9 (10) 580 doi:10.3390/min9100580 | Journal (article/letter/editorial) | | Rare Metals in the LCT Pegmatites from the Giraúl Field, Angola Antonio Olimpio Gonçalves 1 , Joan-Carles...Abstract: The Giraúl granitic pegmatite field in Angola is composed of five pegmatite types, the most evolved...pegmatites are rich in Nb-Ta oxide minerals and the field has a moderate interest for critical elements such...the evolution of the pegmatites and within each pegmatite body from border to inner zones, and especially...minerals is quite characteristic in granites and pegmatite rocks and gives us information about their petrogenesis |  | | Journal (article/letter/editorial) | | GEOCHEMISTRY OF PHOSPHATES AND SILICATES IN THE SAPUCAIA PEGMATITE, MINAS GERAIS, BRAZIL: GENETIC IMPLICATIONS Maxime...Grand-Duché de Luxembourg Abstract The Sapucaia pegmatite is located in the well-known Eastern Brazilian...Minas Gerais, Brazil. Detailed mapping of the pegmatite body revealed five zones, showing distinct mineral...quartz core (Q). Phosphate masses found in the pegmatite contains two different assemblages: assemblage...successive crystallization of ferrisicklerite and heterosite; (ii) a hydration stage transforms triphylite |  | | Report (issue) | | 114°22(5)´ Z = 4 X-ray Powder Pattern: Chanteloube, France. 2.73 (10), 6.36 (8), 3.51 (7), 2.74 (7), 3.08...99.56 (2) 0.72 0.30 99.65 (1) Mount Wills pegmatite field, Victoria, Australia; corresponds to 0.95Na0...sodium metasomatism of triphylitelithiophilite, heterosite-purpurite, or ferrisicklerite; in phosphatic...Haute-Vienne, France. At Dolní Bory, near Velkého Meziřičí, Czech Republic. From the Varuträsk pegmatite, Västerbotten...Västerbotten, Sweden. In England, at the Tremearne pegmatite, Breage, Cornwall. From the G.E. Smith mine, near |  | Vignola, P., Diella, V., Ferrari, E. S., Fransolet, A.-M. (2011) COMPLEX MECHANISMS OF ALTERATION IN A GRAFTONITE + SARCOPSIDE + TRIPHYLITE ASSOCIATION FROM THE LUNA PEGMATITE, PIONA, LECCO PROVINCE, ITALY. The Canadian Mineralogist, 49 (3) 765-776 doi:10.3749/canmin.49.3.765 | Journal (article/letter/editorial) | | SARCOPSIDE + TRIPHYLITE ASSOCIATION FROM THE LUNA PEGMATITE, PIONA, LECCO PROVINCE, ITALY Pietro VIGNOLA§...Abstract Phosphate masses have been found in a pegmatite rich in oligoclase, with minor muscovite and schorl...alteration-induced phosphate minerals: ferrisicklerite, heterosite, kryzhanovskite, ferrostrunzite, jahnsite-(CaMnFe)...transformation of triphylite into ferrisicklerite and heterosite, is marked by a progressive leaching of Li and...kryzanovskite by auto-oxidation as well. Keywords: pegmatite phosphates, graftonite + sarcopside alteration |  | Fehr, Th., Hochleitner, R., Laumann, A., Schmidbauer, E., Schneider, J. (2010) Mineralogy, Mössbauer spectroscopy and electrical conductivity of heterosite (Fe3+, Mn3+)PO4. Physics and Chemistry of Minerals, 37 (3) 179-189 doi:10.1007/s00269-009-0322-2 | Journal (article/letter/editorial) | | Mössbauer spectroscopy and electrical conductivity of heterosite (Fe3+, Mn3+)PO4 Th. Fehr Æ R. Hochleitner Æ A...thermopower are reported for monocrystalline heterosite (Fe3?, Mn3?)PO4 with the orthorhombic olivine-type...hopping model. Keywords Impedance spectroscopy Heterosite (Fe3?, Mn3?)PO4 Mössbauer spectrum Electronic...Electronic conduction Introduction The mineral heterosite with the orthorhombic olvine-type structure occurs...completely from the lattice by this process to give heterosite (ðFe3þ ; Mn3þ ÞPO4 ((= cation vacancy). In both |  | Vignola, P., Diella, V., Oppizzi, P., Tiepolo, M., Weiss, S. (2008) PHOSPHATE ASSEMBLAGES FROM THE BRISSAGO GRANITIC PEGMATITE, WESTERN SOUTHERN ALPS, SWITZERLAND. The Canadian Mineralogist, 46 (3) 635-650 doi:10.3749/canmin.46.3.635 | Journal (article/letter/editorial) | | PHOSPHATE ASSEMBLAGES FROM THE BRISSAGO GRANITIC PEGMATITE, WESTERN SOUTHERN ALPS, SWITZERLAND Pietro VIGNOLA§...graftonite–triphylite-bearing LCT-type granitic pegmatite in the Alps. In 1999, in the Brissago area, in...complete section of a phosphate-bearing pegmatite dike. The zoned pegmatite is composed by four main units: 1)...have led to the formation of ferrisicklerite and heterosite in replacement of triphylite, whereas the origin...silicates indicate that this phosphate-bearing pegmatite dike belongs to a geochemically primitive system |  | | Journal (issue) | | Fossil story Pg 8 Secretary’s Spot Pg 9 2017 Field Trip Schedule Pg13 Pebble Pup Poetry Pg14 Classifieds...rite is the manganesesolid solution with the heterosite [Fe+++PO4]; each other. The parent latter in...phosphate called both are similar appearing to of heterosite is triphylite with the with lithiophylite. So...purple- to or heterosite. During the weathleaches away. Can I tell the purite and heterosite? Maybe, identification...obtained a red streak. Once observed, purpurite/heterosite is easy to spot as it appears as a purple or |  | | Journal (article/letter/editorial) | | Austria Nb-Ta-Minerals from the Cap de Creus pegmatite field, eastern Pyrenees: distribution and geochemical...mineralogy facilitate distinction of four main pegmatite types at the eastern end of the Pyrenees. Three...trend, with similar enrichment toward the late pegmatite units; a single-crystal trend, with zoning related...expected for a beryl-columbite pegmatite type. In a single pegmatite, the evolution depends on the simultaneous...group end members and re-equilibria with late pegmatite fluids. Zusammenfassung N b - Ta-Minerale aus |  | | Journal (article/letter/editorial) | | Min6ralogie, Universit6 Paul Sabatier, F-31000 Toulouse, France ABSTRACT Pegmatites of the Fregeneda area, Salamanca...sillimanite-zone conditions near the Lumbrales granite. Field, mineralogical and petrographic data show the following...groups and it is known that different types of pegmatite show a zonation around a granitic intrusion. Close...evolution is not only noticed in the mineralogy of pegmatite, but also in the chemical composition of minerals... as well as in the internal structure of the pegmatite body. Thus, the more evolved pegmatites are enriched |  | Falster, Alexander U., Simmons, William B., Webber, Karen L., Dallaire, Donald A., Nizamoff, James W., Sprague, Raymond A. (2019) The Emmons Pegmatite, Greenwood, Oxford County, Maine. Rocks & Minerals, 94 (6) 498-519 doi:10.1080/00357529.2019.1641021 | Journal (article/letter/editorial) | | Emmons pegmatite in 1996. THE EMMONS PEGMATITE Greenwood Oxford County, Maine The Emmons pegmatite, noted...many phosphates, is Maine’s most species-rich pegmatite. T ALEXANDER U. FALSTER WILLIAM B. SIMMONS KAREN...Emmons pegmatite. For the past five years Alexander Falster has visited the Emmons pegmatite almost weekly...weekly. Laboratory studies of his field collection were supplemented by examination of Emmons specimens...Mongort Minerals and those of three prominent Maine field collectors: Gene T. Bearss, David M. Seaman, and |  | Dyar, M. D., Jawin, E. R., Breves, E., Marchand, G., Nelms, M., Lane, M. D., Mertzman, S. A., Bish, D. L., Bishop, J. L. (2014) Mössbauer parameters of iron in phosphate minerals: Implications for interpretation of martian data. American Mineralogist, 99 (5) 914-942 doi:10.2138/am.2014.4701 | Journal (article/letter/editorial) | | expressed in velocity units by convention in this field. Isomer shift is caused by overlap between the nucleus...moment and the gradient of the surrounding electric field, which cause the I = 3/2 level to split into two...and a large contribution to Δ from the electronic field. In high-spin Fe3+, which has electronic 3 2 configuration...electronic field remains spherical. Of course, in both cases, asymmetry in the lattice field causes [6]Fe2+...Bavaria, Germany Tip Top pegmatite, Black Hills, South Dakota Serra Branca pegmatite, 12 km south of Pedra |  | | Journal (article/letter/editorial) | | transformations of triphylite from the Nanping No. 31 pegmatite dyke, southeastern China CAN RAO1,*, RU CHENG...phosphates was investigated in the Nanping No. 31 pegmatite, southeastern China. Two types of triphylite were...lazulite, anapaite, ludlamite, Nanping No. 31 pegmatite, China. 1. Introduction Triphylite, Li(Fe,Mn)2þPO4...of the ferrisicklerite [Li1-x(Fe3þ,Mn2þ)PO4] – heterosite [(Fe3þ,Mn3þ)PO4] series; this transformation...significance. The Nanping No. 31 pegmatite is a rare-element, well mineralized pegmatite from southeast China (Yang |  | Scholz, R., Chukanov, N. V., Filho, L. A. D. M., Atencio, D., Lagoeiro, L., Belotti, F. M., Chaves, M. L. S. C., Romano, A. W., Brandão, P. R., Belakovskiy, D. I., Pekov, I. (2014) Césarferreiraite, Fe2+Fe3+2(AsO4)2(OH)2·8H2O, from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil: Second arsenate in the laueite mineral group. American Mineralogist, 99 (4) 607-611 doi:10.2138/am.2014.4695 | Journal (article/letter/editorial) | | 2012-099) of triclinic symmetry, from Eduardo pegmatite mine, Conselheiro Pena municipality, Minas Gerais...Keywords: Césarferreiraite, new mineral, granitic pegmatite, Conselheiro Pena, Minas Gerais, Brazil, laueite...during the preparation of the Eastern Brazilian Pegmatite field trip for the 4th International Symposium on...many studies of the mineralogy of ores and in the field of geometallurgy. During the last 15 years, he was...cm3 miarolitic cavity in albite in the Eduardo pegmatite mine (“Lavra do Eduardo,” in Portuguese), near |  | Galliski, Miguel A., Cooper, Mark A., Hawthorne, Frank C., Černý, Petr (1999) Bederite, a new pegmatite phosphate mineral from Nevados de Palermo, Argentina; description and crystal structure. American Mineralogist, 84 (10) 1674-1679 doi:10.2138/am-1999-1022 | Journal (article/letter/editorial) | | Volume 84, pages 1674–1679, 1999 Bederite, a new pegmatite phosphate mineral from Nevados de Palermo, Argentina:...group Pcab, is a new mineral from the El Peñón pegmatite, Nevados de Palermo, Salta Province, República...core-margin zone of a beryl-type rare-element pegmatite. Associated minerals are quartz, potassium feldspar...possibly heterosite, and powdery coatings of Mn- and Fe-oxides; in the dumps of the pegmatite, there are... OCCURRENCE Bederite occurs in the El Peñón pegmatite, located approximately at 24°50, S, 66°20, W, |  | | Journal (issue) | | Reno, Nevada photography Nelly Bariand Paris, France Werner Lieber Heidelberg, West Germany Olaf Medenbach...Enio pegmatite .............................. 67 by J. P. and J. O. Cassedanne The Urubu pegmatite and...March-April, 1981 Minerals of the Lavrad o Enio Pegmatite by J. and J. Cassedanne Federal University o f...Janeiro, Brazil INTRODUCTION Recently, a small pegmatite body in Minas Gerais has produced magnificent...vivianite crystals (J. and J. Cassedanne, 1978). This pegmatite contains an abundance of many minerals, mainly |  | Černý, P., Roberts, W. L., Ercit, T. S., Chapman, R. (1985) Wodginite and associated oxide minerals from the Peerless pegmatite, Pennington County, South Dakota. American Mineralogist, 70 (9-10) 1044-1049 | Journal (article/letter/editorial) | | parent pegmatite to the virtual exclusion tities of amblygonite-montebrasite) The Peerless pegmatite near...this pegmatite: plagioclase, qvafiz, muscovite varieties, to Sheridan et al. (1957),the pegmatite has... rolls complicate the apparently side of the pegmatite,whereasthe crestis relativelysimple, mene,uraninite...zones,2 replacementunits and 2 risicklerite, heterosite,libethenite,pseudomalachite,goyatypes of fracture-filling...describedin the presentpaper, and in the Herbb no. 2 pegmatite,Virginia in 1981 (Wise and eernf, 1984). r0-1044$02 |
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Pegmatite field, Collioure, Céret, Pyrénées-Orientales, Occitanie, France