 | | Journal (article/letter/editorial) | | and 5% or less SiO2) is present on the island of Jamaica. The bauxite overlies limestone of middle Eocene...Miocene carbonatesectionalong the north coast of Jamaica. It is believedthat volcanic ash alters to bauxite...control on the genesisand distribution of bauxite in Jamaica is subsurface drainage. Vertical drainageof vadosewater...Soils Tas bauxiticnature of surficialdepositsin Jamaica was rediscoveredduring soil investigationsbetween...muscovite, garnet, anatase,rutile, calcite,collophane,apatite, ilmenite, magnetite, chromite, zircon, tourmaline |  | Hastie, Alan R., Mitchell, Simon F., Kerr, Andrew C., Minifie, Matthew J., Millar, Ian L. (2011) Geochemistry of rare high-Nb basalt lavas: Are they derived from a mantle wedge metasomatised by slab melts?. Geochimica et Cosmochimica Acta, 75 (17) 5049-5072 doi:10.1016/j.gca.2011.06.018 | Journal (article/letter/editorial) | | University of the West Indies, Mona, Kingston 7, Jamaica c School of Earth and Ocean Sciences, Cardiff University...Tertiary alkaline basaltic lavas from eastern Jamaica, West Indies, known as the Halberstadt Volcanic...slab melts that precipitated garnet, amphibole, apatite and zircon. It is suggested that high-Nb basalts...are based on 10 analyses carried out within the Jamaica analytical run. r.s.d. = relative standard deviation...Tertiary alkaline basaltic lavas from eastern Jamaica, West Derivation of Jamaican high-Nb basalts |  | Hastie, Alan R., Kerr, Andrew C., McDonald, Iain, Mitchell, Simon F., Pearce, Julian A., Millar, Ian L., Barfod, Dan, Mark, Darren F. (2010) Geochronology, geochemistry and petrogenesis of rhyodacite lavas in eastern Jamaica: A new adakite subgroup analogous to early Archaean continental crust?. Chemical Geology, 276 (3) 344-359 doi:10.1016/j.chemgeo.2010.07.002 | Journal (article/letter/editorial) | | and petrogenesis of rhyodacite lavas in eastern Jamaica: A new adakite subgroup analogous to early Archaean...University of the West Indies, Mona, Kingston 7, Jamaica d NERC Isotope Geoscience Laboratories, Keyworth...orite/dacite (TTG/D) Archaean Oceanic plateau Jamaica 40 Ar/39Ar a b s t r a c t Rhyodacite lavas (Newcastle...Formation) from the Wagwater Basin in eastern Jamaica dated at 52.74 ± 0.34 Ma (2σ) have adakitic-like...suggest residual quartz and accessory zircon and apatite. The plagioclase and garnet residue implies that |  | | Journal (article/letter/editorial) | | Canada. Assrnecr The principal bauxite deposits of Jamaica are located in the parishes of Manchester, St....consistent' INrnopucrrom The bauxite deposits of Jamaica B.W.I. were discoveredin 1942, as the result of...Di,ct^voconus. 676 THE BAUXITE DEPOSITS OF JAMAICA, B,W.I. 677 ated in its outcrops with bauxite...series which carries the rich bauxite deposits in Jamaica, most of them being associated in particular with...de- 678 V. G, HILL THE BAUXITE DEPOSITS OF JAMAICA, B.WJ. 679 posits tend to be small and very erratic |  | | Journal (article/letter/editorial) | | Section near Guy's Hill, Jamaica 241 A Road Section near Guy's Hill, Jamaica By C. A. MATLEY and FRANK...along the road between Linstead and Guy's Hill, Jamaica, were described by Dr. C. T. Trechmann in this..." which tends to support my contention that in Jamaica we have sedimentaries altered in situ into rocks...Trechmann's own microscope slides by F. R. A visit to Jamaica by C. A. M. in 1939 allowed him to study this road...the petrology of the Cretaceous vulcanicity of Jamaica, and also because it affords additional evidence |  | | Journal (article/letter/editorial) | | Meeting at Green Bay and Port Henderson Hill, Jamaica JAMAICA GROUP 29 September 1957 Report by the Director:...being about 30° NE. THE PRINCIPAL 182 183 JAMAICA GROUP FIELD MEETING ~ •• " • • • • • •...T. Trechmann and the late Dr. C. A. Matley. JAMAICA GROUP FIELD MEETING 185 The dip of the foliation...amphibolites, granulites, quartz, magnetite, sphene and apatite. This bed is succeeded by twelve feet of bluish-green...It occurs also over extensive areas of central Jamaica, where the dolomite is underlain by great thicknesses |  | | Journal (article/letter/editorial) | | Pito. Costa Rica: BA = El Baru; TIS = Talamanca. Jamaica: AB = Above Rocks; BM = Blue Mountain; GR = Ginger...segment, the Greater Antilles arc or arcs (Cuba, Jamaica, Hispaniola, Puerto Rico, and Virgin Islands),...06 December 2014 Costa Rica Talamanca El Baru Jamaica Above Rocks Ginger Ridge Blue Mountains Cuba Camagüey...monzodiorite, quartz monzodiorite, and granite (Fig. 3A). Jamaica Granitoid intrusive rocks crop out in the Blue...Rocks, and Central inliers of eastern and central Jamaica (Draper, 1986; Lewis and Draper, 1990). Chemical |  | | Report (volume) | | ............................................. Jamaica..................................................Plymouth, Vt.; B, Railroad cut If miles southeast of Jamaica, Vt., looking up West River......................townships, Windham County, Vt.... 6. Map of part of Jamaica Township, Windham County, Vt............. 7. Section...Section between Ball and Turkey mountains, Jamaica, Vt........... 8. Map of parts of Stratton, Dover,...and Townshend; a central belt in the township of Jamaica; and a western belt on the ridges drained by the |  | | Report (issue) | | BORNEO CYPRUS BRITISH GuIANA BRITISH HONDURAS JAMAICA 74 79 88 94 98 101 105 106 113 LEEWARD ISLANDS...Guiana " 103 Text-fig. 15 Geological Mapping in Jamaica since October 1949 " 107 Text-fig. 16 Geological...operations began in 1955 and ceased in August, 1956. In Jamaica, prior to the 10-year period under review, many...island. Later, in 1869, " Reports on the Geology of Jamaica " by J. G. Sawkins were published with a geo logical...account of the geology and mineral resources of Jamaica (Colon. Geol. min. Risour., Vol. 1) , and described |  | | Book | | I THE JOURNAL OF THE GEOLOGICAL SOCIETY OF JAMAICA BAUXITE /ALUMINA SYMPOSIUM 1971 LIBRARY 01' ISSUE...which was sponsored by the Geological Society of Jamaica, was an attempt to bring together scientists and...because of its significance in the economy of Jamaica. It contributed about 16% of the country's total...industry only dates back to 19S2 when Reynolds Jamaica Mines, Limited started the export of kiln dried...export of alumina by the then Alumina Jamaica Limited (now Alcan Jamaica, Limited), a subsidiary of the Aluminium |  | | Journal (article/letter/editorial) | | Limeswne formation that underlies the depositsin Jamaica. (2) The bauxitewas derivedfrom the alterationof...study of the bauxite and associatedformations of Jamaica shows that the bauxite and White Limestone have...dilute aceticacid showedonly a phosphateof the apatite group . . . examinationof the residuewith a pe...Edition FzE. 1. Sample locations, St. Ann Parish, Jamaica, B. W. I. • , 'White Limestoneis 0.31:0.005 or...presentstudyshowsthat the White Limestoneformationof Jamaica containstitanium in the followingminerals: ilmenite |  | | Journal (issue) | | Rabil., SeniorGeologist,GeologicalSurveyDepartment,Jamaica, B. W.l. 231 Reconnaissance in Eastern Sarawak...Guiana • • • • • • British Honduras . • • • • • Jamaica • • • • • • Fiji • • • • • • • • • • • • 249...Senior Geologist, Geological SurveyDepartment, Jamaica, B. W.I. ZANS, 1953 SAW ONE OF THE MOST IMPORTANT...IMPORTANT developments in the industrial activities of Jamaica, namely the official opening of bauxite mining...bauxite companies at present engaged, Reynolds Jamaica Mines Limited, a subsidiary of Reynolds Metals |  | | Journal (article/letter/editorial) | | Puerto Rico, and to a certain extent also Cuba and Jamaica, form one geological unit, of which the British...analogy with the neighbouring American islands and Jamaica that a reliable estimate of their age can be obtained...notable exception ; muscovite is rare. Sphene and apatite are constant accessories, the former sometimes...diorites from the Virgin Islands. Biotite and apatite are abundant in this rock, which grades insensibly...Geology of the Virgin Islands. 349 is bleached ; apatite and magnetite are accessories. The groundmass is |  | | Journal (issue) | | Hall, Jamaica. Mag. Rer. Nat. Rabil., Senior Geologist, Geological Survey Department, Jamaica, B. W.I...• • • • • • • A Subsidence in the Mountains of Jamaica-A Geological Engineering Problem. By L. J. Chubb...Sc., Geologi.st, Geological Sitrvey Department,Jamaica • • • • • • • I Progress Report of the Colonial... • • • • • • • • • • • • • • • Jamaica Leeward Islands Fiji • ♦ • • British Solomon... Illustrations Manganese Deposits of Marshall's Hall, Jamaica • • . facing p. 117 Rio Grande Valley, near |  | | Report (chapter) | | from the Devils Racecourse Formation, eastern Jamaica ALAN R. HASTIE1*, ANDREW C. KERR1, SIMON F. MITCHELL2...University of the West Indies, Mona, Kingston 7, Jamaica 3 NERC Isotope Geoscience Laboratories, Keyworth...hastiear1@cf.ac.uk) Abstract: The Benbow Inlier in Jamaica contains the Devils Racecourse Formation, which...arc succession from the Benbow Inlier in eastern Jamaica. The age and composition of the arc lavas is invaluable...Early Cretaceous igneous and tectonic evolution of Jamaica and the Caribbean Plate in the Hauterivian– Aptian |  | | Journal (article/letter/editorial) | | Precambrian Z to Cambrian Hoosac Formation near Jamaica, VT. Garnet grew during two prograde events separated...reactions in a chlorite-chloritoid schist from Jamaica, Vermont. These rocks also provide an excellent...The chlorite-chloritoid schist studied in the Jamaica area is part of the Proterozoic Z to Cambrian Hoosac...deformation and 263 Fig. 1. A Geologic map of the Jamaica area. Mapping was done at a scale of J : 20,000...dome in southeastern Vermont, 6 km east of the Jamaica area. He suggested that these rocks record both |  | | Journal (article/letter/editorial) | | layers or segregations. Accessories include sphene, apatite, zircon, and opaque oxides (probably ilmenite)...Diopside I lypersthene Olivine Magnetite Ilmenitc Apatite 1 8.58 0.84 22.38 22.96 1 3 . 64 19.90 0 . 00...andesine and quartz with accessory iron ore, sphene, apatite, and zircon. Quartz-plagioclase occurs in layers...andesine and quartz with accessory sphene, zircon, apatite, and3 iron ore. Medium-grained gneiss containing...sodic andesine with accessory sphene, zircon, and apatite. Veinlel bearing epidote crosscuts foliation (specimen |  | | Report (issue) | | Formations in the Devil’s Race Course Group, Jamaica..................................................rocks in the region are the Low Layton Lavas of Jamaica of late Miocene age and alkali basalt of Quaternary...until the Late Cretaceous in Cuba, as well as in Jamaica and Puerto Rico. In contrast, Early Cretaceous...which includes Haiti and the Dominican Republic, Jamaica, the Cayman Islands, Puerto Rico, and the U.S....system. Cretaceous volcanic rocks are also found in Jamaica, in inliers on the eastern part of the island. |  | | Journal (article/letter/editorial) | | the Deposits hornblendeis rare. Magnetite and apatite are abundant accessoryminerals. Mineralized porphyry...in CaribbeanGeol. Conf., 3d, Kingston, Jamaica, Trans.: Jamaica Geol. Sur.vey Pub. 95, p. 107-112. PIPE-SHAPED...Caribbean Geol.Conf.,3d, Kingston, Jamaica, 1962, Trans.: Jamaica Geol.Survey Pub.95, p. 113-119. Bradley |  | | Journal (article/letter/editorial) | | dissolution present a problem in chemical processing. Apatite [Ca5 (PO4) 3 (F,Cl,OH)] can contain substantial...substituting for Ca. The best economic grades of apatite, with as much as 6 wt% REE, are rare. Examples...Khudag (Mongolia). The Hoidas Lake (Saskatchewan) apatite contains as much as 5 wt% REE. In all cases, with...Mineville (see below), the apatite is LREE-dominant. The extraction of REEs from apatite as a by-product of marine-...Hoidas Lake, SK Allanite and substitutional REE in apatite •4 Springer Lavergne, ON Synchysite •5 Wicheeda |  | | Journal (article/letter/editorial) | | Physics, Universityof the Westlndies,Mona,Kingston7, Jamaica,Westlndies AND WILLARD R. PINNOCK Departmentof...Chemistry,Universityof the WestIndies,Mona,Kingston7, Jamaica,WestIndies A comparison of theseconcentrations...SomeJamaicanandUnited StatesMuds(wt %) United States2 Jamaica I Mobile, Pt. Comfort, HurricanPoint, Element...is presentin the mineralsmonazite,bastnaesite, apatite, typicallyonthe orderof 0.02 percent.Extractionfrom |  | | Journal (article/letter/editorial) | | Wallywash Great Pond, a fresh coastal lake in SW Jamaica, record temporal variations in the strontium-isotope...isotopes; Oxygen isotopes; Ostracods; Palaeolimnology; Jamaica 1. Introduction The water chemistry of coastal...strontium-isotope composition during the late Quaternary. Jamaica (Fig. 1) located in a fault-bounded trough in Oligo-Miocene...Barbados (Bard et al., 1990a,b) and Black River, Jamaica (Hendry and Digerfeldt, 1989) and are relative...development of the Negril and Black River Morasses, Jamaica. Appendix 1. In: Björk, S. (Ed.), Environmental |  | | Journal (article/letter/editorial) | | quartz; accessory minerals are pyrite, galena, apatite, ilmenite, monazite, xenotime, zircon, columbite...cores. (3) Dissolution of sulphide minerals and apatite and the formation of crandallite group minerals:...epigenetic alteration of the profile, as are secondary apatite and muscovite. K EY WORDS : bauxite, laterite,...admixture). Ilmenite, monazite, xenotime, zircon, apatite, columbite, pyrochlore, pyrite, galena, sphalerite...Hungary, Paci c islands (Bárdossy, 1982) and Jamaica (Anderson, 1971). It is also the principal mineral |  | | Journal (issue) | | British Honduras . • • • • • • • • Jamaica . • • .. • • • • • 80 81 Leeward Islands...Islands Protectorate NOTES Gypsum Production in Jamaica . • Atlas of the World's Mineral Resources ...decrease in quantity) of diamonds exported; and Jamaica, which had the distinction of exporting industrial...of later crystallisation in the coarser rocks. Apatite too, is always abundant but only conspicuous in...coarser and fresher than that studied by Shand. Apatite and iron ore are always present but never conspicuous |  | | Journal (issue) | | extensively replaced by sericitic mica. Zircon and apatite occur as accessory minerals. Save for the paucity...mm. long are present and grains of zircon and apatite are not uncommon. Interstitial flakes of white...across areas of clear quartz. Accessory zircon and apatite are present. The adamellite contains abundant felspar...RESOURCES There are many euhedral crystals of apatite, and zircon and rutile are also present as accessories...large amount of impurities, chiefly magnetite and apatite. The average estimated P 2O 5 content is 1·725 |
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