 | Lee, Keenan (1988) Remote sensing study in support of mineral resource appraisal of wilderness study areas near Moab, Utah; Dolores River Canyon Wilderness Study Area, Montrose and San Miguel counties, Colorado; Lost Spring Canyon Wilderness Study Area, Grand County Utah; Behind the Rocks Wilderness Study Area, Grand and San Juan Counties, Utah; Indian Creek Wilderness Study Area, San Juan County, Utah; and Butler Wash Wilderness Study Area, San Juan County, Utah. Open-File Report Vol. 1988 (88-219) US Geological Survey doi:10.3133/ofr88219 | Report (issue) | | and two Landsat MSS images were processed for limonite mapping. No Landsat Thematic Mapper data were... Mapping of limonite was based on Landsat MSS color-ratio-composite images. No limonite concentrations...hydrothermal alteration. Likewise, no reverse limonite anomalies were found that could be related to................................... 1 MAPPING OF LIMONITE FOR DETECTION OF HYDROTHERMAL ALTERATION................................................... 2 LIMONITE MAPPING FOR REDOX ALTERATION RELATED TO HYDROCARBON |  | | Journal (article/letter/editorial) | | quartz, and some altered mineral stained brown by limonite. No gold could be spotted. Curtis Corner is in...received are fine grained. o Quartz sand from Fatima, Portugal Mr. and Mrs. Paul O. Drury, 17965 Arbolada Way...from the vicinity of the Shrine of Fatima, in Portugal. This sample is a coarse grained, pale brownish...Fatima is in the western part of Portugal, about 105 miles N / E of Lisbon, the capital and chief seaport |  | | Book | | RESOURCES TECTONICS GEOLOGY URAVAN MINERAL BELT LISBON VALLEY (BIG INDIAN) ORE BELT ORE BODIES URANIUM...CREEK AREA PARADOX DISTRICT BEAVER AND POLAR MESAS LISBON VALLEY (BIG INDIAN) DISTRICT MOAB DISTRICT GREEN...Paradox District 13. Beaver and Polar Mesas 14. Lisbon Valley (Big Indian District) 15. Moab District...Monticello district of Utah, includes the prolific Lisbon Valley (Big Indian) ore belt and the Dry Valley...Valley Blanding (Cotton wood Wash) Monticello Moab Lisbon Valley 1958-61* 1931-38 1937, 1940-42, 43 20 |  | | Report (issue) | | and uranium-vanadium and copper deposits of the Lisbon Valley area, Utah-Colorado By Gordon W. Weir and............. 120 Lisbon Canyon anticline................................... 121 Lisbon Valley anticline.........121 Lisbon Valley fault system................................ 122 Age of the Lisbon Valley fault............ 257 Origin of copper deposits in the Lisbon Valley area.......257 Previous theories..........location of the Lisbon Valley area, UtahColorado, U.S.A. 2. Outline map of the Lisbon Valley area, UtahColorado |  | | Journal (article/letter/editorial) | | magnetite (many are nice lustrous tiny xls), brown limonite (some are tiny dark brown cubes pseudo after pyrite)...practically all quartz deeply stained brown by limonite. A few grains of black magnetite also present...red garnet, with some green epidote, dark brown limonite, lustrous black magnetite, brownish pyrite, colorless...Canopus Island, a beautiful, heavily wood- 4718 W. Lisbon Ave., Milwaukee 10, ed island, belongs to Mr. Jack...under the long wave. Beach sand f r o m Estoril Portugal Estoril is a resort on the Bay of Cascaes, which |  | | Report (issue) | | northwestern part of the Moab Valley anticline, and the Lisbon Valley anticline. The Cane Creek mine, of Texasgulf...Fisher Valley anticline, Castle Valley anticline and Lisbon Valley (fig. 2). Upheaval Dome, in Canyonlands...processed digitally to map variations in surface limonite and to map lineaments. These data were interpreted...associated with mineralized rock and to identify limonite anomalies associated with either uranium deposition...Roberts rift (Hite, 1975). Reverse limonite anomalies (areas of low limonite concentration within limonitic |  | | Report (chapter) | | formed by the dehydration of the iron-hydroxides (limonite and goethite). Phase changes The XRD analyses...the transformation of the existing goethite and limonite to hematite (Winkler 1997). The results are confirmed...due to the excursive deficit of water loss of limonite. Changes in the colourations of the trachyte samples...through the starting transformation of goethite and limonite to hematite which begins at a temperature of c...to red by a transformation of the goethite and limonite to hematite. Laboratory tests showed that red |  | | Journal (issue) | | NEW ZEALAND GROUNDWORK On the Mineral Trail: Portugal IN ISSUE 111 DISCOVERY Caves Archibald Geikie...be covered with an unsightly brown coating o f limonite (iron oxide). This may be removed by carefully...PEJAO • • РОЧ10 QUINTA 00 в1SР0 The Republic o f Portugal occupies a total land area V15EU в ESTRELA ATLANTIC...t h e Atlantic Ocean. NEVESC ORVI • BEJA • Portugal has a wide range of natural resources, but only...are copper, tin and uranium. THE LIE OF THE LAND Portugal is divided roughly in half by the Tagus River |  | | Journal (article/letter/editorial) | | limestone. Donated by Dr. H. W . Kuhm, 4718 W . Lisbon Ave., Milwaukee 10, Wise. "From Saguaro National...cherty jasper), with some pinkish feldspar, brown limonite, black biotite; silvery muscovite; green epidote;...yellow sand that is all quartz but stained brown by limonite. "This is the common yellow sand of ROCKS AND...grained sand. It consists chiefly of reddish-brown limonite and smoky quartz ; some pinkish feldspar, black...red garnet with some green epidote, dark brown limonite, lustrous black magnetite, brownish pyrite and |  | | Report (issue) | | rocks cropping out nearby. Crusts and veinlets of limonite and more rarely of a purplish-black manganese...except possibly for a few patches of dark-brown, limonite-stained sandstone. Breccia pipe 76 Breccia pipe...Dakota Sandstone (Upper Cretaceous) near faults in Lisbon Valley, about 30 km southeast of Spanish Valley...minor faults. The origin of the copper deposits of Lisbon Valley is problematical. They have been considered...breccia pipes is locally altered by bleaching, limonite staining, and minor silicification (Wenrich, 1985 |  | | Journal (article/letter/editorial) | | pyromorohite prisms. The latter incrusted a few limonite-stained quartz crystals in one of the numerous...Silver Spring, Md. "In one of the goethite and limonite concretions which I have found on Wheeler Road... "In the walls of some of the concretions and limonite-goethite géodes are other bits of wood fossil...sphalerite. Other minerals found in the géodes were limonite, clay, agate and chalcedony. The ones with agate...from the Hawthorne Formation near quartz geode. Limonite: Earthy, brown mass in quartz Floral City, Citrus |  | | Report (issue) | | Sharon Springs Member of the Pierre Shale. (Town of Lisbon is abandoned.) Throughout most of the western...p. 29). Sometime in the 1890's the new town of Lisbon was approximately at the site of Sheridan (Bardack...1965, p. 6). Cragin (1896, p. 52) gave the name "Lisbon shales" to the beds now assigned to the Sharon...Member. Cragin's description is brief: Named from Lisbon, Kansas, near which they outcrop. Dark-bluish and...and Pachyrhizodus as coming from the Lisbon shales near Lisbon. About that time, Wagner (1898) described |  | | Book | | and Places General Editor: GLYN DANIEL — AND PORTUGAL SPAIN THE PREHISTORY OF THE IBERIAN PENINSULA...11-29-67 Ancient Peoples and Places SPAIN AND PORTUGAL ARCHBISHOP MinV HIGH SCHOOL LIBRARY 5000 MITTY...Wales. Dr. Savory has re^ turned to Spain and Portugal several times, notably to take part in excavations...Peninsula. Ancient Peoples and Places SPAIN AND PORTUGAL THE PREHISTORY OF THE IBERIAN PENINSULA H. N....of Roch shelter Art III 9 60 63 63 Spain and Portugal Tie Cave Culture c. Tie Neolithic Period 5000-2500 |  | Reis, A.P., Sousa, A.J., Ferreira da Silva, E., Patinha, C., Fonseca, E.C. (2004) Combining multiple correspondence analysis with factorial kriging analysis for geochemical mapping of the gold–silver deposit at Marrancos (Portugal) Applied Geochemistry, 19 (4) 623-631 doi:10.1016/j.apgeochem.2003.09.003 | Journal (article/letter/editorial) | | mapping of the gold–silver deposit at Marrancos (Portugal) A.P. Reisa,b,c,*, A.J. Sousab, E. Ferreira da...Tecnologia, Portugal CVRM/Centro de Geo-Sistemas, IST, Technical University of Lisbon, Portugal c Departamento...Departamento de Geociências, University of Aveiro, Portugal Received 21 March 2003; accepted 8 August 2003...Technico, Av. Rovisco Paris, Lisboa 1049-001, Portugal. E-mail address: pmarinho@geo.ua.pt (A.P. Reis)...mineralization The study area is located in northern Portugal (Fig. 1). The mineralization occurs in a NE–SW |  | | Report (volume) | | Wyoming 8 Crooks Gap, Wyoming 8 Gas Hills, Wyoming 8 Lisbon Valley, Utah 9 Deposits in the Morrison Formation...attributed to both asphalt and humic acid. In the Lisbon Valley uranium district, Utah, remote sensing of...Utah (U) 13. Uravan mineral belt, Colorado (U) 14. Lisbon Valley, Utah (U) 15. Elk Ridge, Utah (U) 16. White...because direct evidence is lacking. Lisbon Valley, Utah The Lisbon Valley uranium district is located...from the Moss Back Member of the Chinle Formation. Lisbon Valley is situated along an elongate, longitudinally |  | | Journal (article/letter/editorial) | | mentioning, namely, gold, yellow titanite, rutile, limonite, calcite and prochlorite. In striking contrast...kaolinite, opal, jasper, agate and iron ores, such as limonite, hematite, turgite, goethite, siderite, and magnetite...large deposits of iron ores, such as hematite, limonite and siderite, which occurred in bands and poekets...a serpentine rock helt extending from near New Lisbon, Carroll County, through Montgomery County, nearly |  | | Journal (article/letter/editorial) | | which was 15" long), pyrite xls up to 2", good limonite pseudos, massive anglesite rich in silver, showy...Marquette Co., Mich. MINNESOTA—Dark, brown cubes of limonite (after pyrite) occur in slates on Ely Island,...and it was made up of quartz grains cemented by limonite. A number of sil134 very muscovite flakes were...map of the area they are in some member of the Lisbon formation of the Claiborne series of Eocene age...has become cemented and cannot truly be called limonite or hematite. He was taken to the site by Dr. R |  | | Journal (article/letter/editorial) | | Much of the brown and red colors result from limonite stains. The brown color observed in crystals on...arranged opaque material in the staurolites from Lisbon, New Hampshire, is carbonaceous material. Muscovite...areas of sericite are usually stained with limonite. Limonite also occurs as alteration rims around most...presenceof epidotized meta-gabbro dikes, pyrite, limonite, sericite, chlorite, secondary qttartz, and the |  | Reiser, Fiona K.M., Rosa, Diogo R.N., Pinto, Álvaro M.M., Carvalho, João R.S., Matos, João X., Guimarães, Fernanda M.G., Alves, Luís C., de Oliveira, Daniel P.S. (2011) Mineralogy and geochemistry of tin- and germanium-bearing copper ore, Barrigão re-mobilized vein deposit, Iberian Pyrite Belt, Portugal. International Geology Review, 53 (10) 1212-1238 doi:10.1080/00206811003683168 | Journal (article/letter/editorial) | | re-mobilized vein deposit, Iberian Pyrite Belt, Portugal 1938-2839 Geology Review, 0020-6814 TIGR International...Review a LNEG/URMG, Alfragide, Portugal; bCREMINER/FCUL, Lisbon, Portugal; cMuseu Nacional de História...Universidade de Lisboa, Lisbon, Portugal; dITN, Estrada Nacional, Sacavém, Portugal (Accepted 1 February...copper vein deposit, Iberian Pyrite Belt, southern Portugal, is located about 60 km south of Beja and 10 km...the LNEG Laboratory in São Mamede de Infesta, Portugal. Analysis was carried out using a fully automated |  | de Oliveira, D. P. S., Matos, J. X., Rosa, C. J. P., Rosa, D. R. N., Figueiredo, M. O., Silva, T. P., Guimaraes, F., Carvalho, J. R. S., Pinto, A. M. M., Relvas, J. R. M. S., Reiser, F. K. M. (2011) The Lagoa Salgada Orebody, Iberian Pyrite Belt, Portugal. Economic Geology, 106 (7) 1111-1128 doi:10.2113/econgeo.106.7.1111 | Journal (article/letter/editorial) | | The Lagoa Salgada Orebody, Iberian Pyrite Belt, Portugal D. P. S. DE OLIVEIRA,1,† J. X. MATOS,2 C. J. P...Geologia (LNEG), Apartado 7586, 2611-901 Alfragide, Portugal and CREMINER (Centro de Recursos Minerais, Mineralogia...Universidade de Lisboa, Ed. C6, piso 3, 1749-016 Lisboa, Portugal 2 Laboratório Nacional de Energia e Geologia...(LNEG), Rua Frei Amador Arrais, R/C, 7801-902 Beja, Portugal 3 Laboratório Nacional de Energia e Geologia...Alfragide, Portugal, and CENIMAT/I3N, Materials Science Department, New University of Lisbon, 2829-516 |  | Silva, Teresa P., Matos, João X., de Oliveira, Daniel, Morais, Igor, Gonçalves, Pedro, Albardeiro, Luís, Carvalho, Fernanda, Menda, Ugur D., Veiga, João P. (2021) Orange Pickeringite from the Algares 30-Level Adit, Aljustrel Mine, Iberian Pyrite Belt, Portugal. Minerals, 11 (10) 1115 doi:10.3390/min11101115 | Journal (article/letter/editorial) | | 30-Level Adit, Aljustrel Mine, Iberian Pyrite Belt, Portugal Teresa P. Silva 1, * , João X. Matos 2 , Daniel...Research Unit, Estrada da Portela, 2610-999 Amadora, Portugal; daniel.oliveira@lneg.pt LNEG (National Laboratory...Unit, Bairro de Val d´Oca, 7601-909 Aljustrel, Portugal; joao.matos@lneg.pt (J.X.M.); igor.morais@lneg...Technology (FCT-NOVA), NOVA University of Lisbon, 2829-516 Caparica, Portugal; fb.carvalho@campus.fct.unl.pt (F...and Technology, NOVA University of Lisbon, 2829-516 Caparica, Portugal Correspondence: teresa.pena@lneg |  | | Book | | alluvial gold workings at Adica on the coast, south of Lisbon (Campos 1957)- The Moors do not appear to have...Middle Ages the governments of both Spain and Portugal were mainly interested in mining for the amount...Seville to the east, to Caveira near Grandola in Portugal eleven miles from the Atlantic coast. The distribution...material might easily be mistaken for ochrous limonite or some iron stained earthy material. 3. ‘The...on view in the Ethnological Museum at Belem in Lisbon. The reference in the text to the Emperor Hadrian |  | | Book | | MINERAL RESOURCES OF PORTUGAL Text prepared by Luís Plácido Martins CONTENTS 5 7 11 19 20 21...MINING BACKGROUND HISTORICAL OVERVIEW OF MINING IN PORTUGAL PRECIOUS METALS Galicia - Trás-os-Montes Zone...Business in Portugal KEY REFERENCES 3 PREAMBLE A complex and diversified geology endows Portugal with a...ornamental stones and some other mineral substances. Portugal is presently one of the main UE producers of copper...sulphide deposits like Neves-Corvo and Aljustrel, in Portugal, Rio Tinto, Sotiel, Los Frailes, Las Cruces, etc |  | | Report (issue) | | UINTAH COUNTY Big Indian District (Big Indian Wash-Lisbon Valley Area). Cottonwood Canyon District (N. of...chrysocolla, copper, covellite, cuprite, jasper, limonite, malachite, molybdenite, powellite, pyrite. Black...cerussite, chalcopyrite, cuprite, galena, gold, limonite, magnetite, malachite, pyrite, sphalerite, sulfur... galena, gold, pyrite. Jolly Boy mine - gold, limonite. Nip and Tuck mine - argentite, chalcopyrite,...- hematite, limonite. FORTUNA DISTRICT (Tushar Mountains). Rocky Ho llow - gold, limonite, pyrite. Sunrise |  | | Book (edition) | | Giaphite— Halloysite . Hematite . Kaolinite . Limonite . Common name. Remarks. Stewart's mines and...Tennessee valley in north ern Alabama carries limonite. Largest bank in Franklin county from Cedar creek...Iu the Lower Cretaceous (Tuscaloosa) formation, limonite is of frequent occurrence at places, in large...strata in Alabama,' are some extensive beds of limonite, much of it "needle ore." As representative localities...last named localities are numerous occurrences of limonite, sometimes in considerable, and perhaps workable |
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Samarra, Assafora, São João das Lampas e Terrugem, Sintra, Lisbon, Portugal