 | Jansen, Nicholas H., Gemmell, J. Bruce, Chang, Zhaoshan, Cooke, David R., Jourdan, Fred, Creaser, Robert A., Hollings, Pete (2017) Geology and Genesis of the Cerro la Mina Porphyry-High Sulfidation Au (Cu-Mo) Prospect, Mexico. Economic Geology, 112 (4) 799-827 doi:10.2113/econgeo.112.4.799 | Journal (article/letter/editorial) | | barite, and stage 4 arsenian pyrite ± enargite ± covellite. The magmatic hydrothermal system at Cerro la...further insight into a poorly understood metallogenic region of Mexico. This project was pursued by drill hole...new frontiers for discoveries in an underexplored region with a complex tectonic setting and uncommon styles...formation names are from the Sierra de Chiapas region where Selva Negra volcanic rocks are located; formation...rather El Chichón Santa Fé mining district Selva Negra region CLM Central CVA Cenozoic plutonic rocks |  | | Journal (article/letter/editorial) | | isotope fractionation between aqueous Cu(II) and covellite, CuS—S. Ehrlich, I. Butler, L. Halicz, D. Rickard...2000) and Denali (November 2002) earthquakes—Jacopo Selva, Warner Marzocchi, Francesca Zencher, Emanuele Casarotti...calc-alkaline to alkaline volcanism in the Aliaa-Foça region (Western Anatolia, Turkey)—Erhan Akay and Burhan...Structures of the Urals, Kazakhstan, Altai-Sayan Region, and Basement of West Siberian Plate with regard |  | Sapiains, Pía, Figueroa, Valentina, Hayashida, Frances, Salazar, Diego, Menzies, Andrew, González, Cristián, Loyola, Rodrigo, Murphy, Beau, González, Juan, Parcero-Oubiña, César, Troncoso, Andrés (2021) Supergene Copper and the Ancient Mining Landscapes of the Atacama Desert: Refining the Protocol for the Study of Archaeological Copper Minerals through the Case Study of Pukara de Turi. Minerals, 11 (12) 1402 doi:10.3390/min11121402 | Journal (article/letter/editorial) | | © 2021 by the authors. Licensee MDPI, Basel, Switzerland. 9 * Doctorado en Ciencias Mención Geología...CDG960Q03 CDG960Q04 CDG960Q05 Chalcocite/Digenite Covellite Native Copper Chrysocolla Cuprite/Tenorite Malachite/Azurite...CDG960Q03 CDG960Q04 CDG960Q05 Chalcocite/Digenite Covellite Chalcopyrite Bornite Tennantite/Tetrahedrite Native...species. Mineral Mass (%) Chalcocite/Digenite Covellite Chalcopyrite Bornite Tennantite/Tetrahedrite Native...above, although there are many copper veins in the region, integrating constraints from a combination of |  | | Book | | cristallini, con barite, dolomite e siderite. COVELLITE Solfuro dì rame CuS Si presenta in masserelledi...Balneario in località Vallesse, sul Monte Misma;a Selva in comune di Zandobbio. QUARZO varietà DIASPRO Varietà...CLINOZOISITE CLINTONITE CLORITE (GRUPPO DELLA) COVELLITE CUPRITE CURITE DEWINDTITE DIASPRO DIOPSIDE DOLOMITE...valtellina, delle orobie valtellinesi e della val poschiavo, 2006. F. Corsini, A. Turi, Minerali e rocce - |  | | Journal (issue) | | diamonds shown in Figure 4. The one phonon diamond region has been expanded in the column on the right to...produce a transmission window in the yellow-green region of the visible spectrum resulting in a face-up...Gübelin Gem Lab, Maihofstr. 102, CH-6006 Lucerne, Switzerland Abstract: Features visible under a microscope...identification of precious stones in Lucerne, Switzerland Acknowledgements The authors are grateful to...Idar-Oberstein, Germany; Dr E.J. Gübelin, Lucerne, Switzerland; Dr H.A. Hänni, SSEF, A microscopy-based screening |  | | Journal (article/letter/editorial) | | gas-geochemical data of reservoir gases in the region and the stratigraphy of underlying shales suggests...nearly 5 km2. The average annual precipitation in region around 340 mm, the evaporation from the water surface...of the North-Muya terrain cover (Northern Baikal region) are represented by the sediments of Yangud Fm...it; lorenzo@iuav.it The identification of the quarry of provenance of ancient marble artefacts is, on...inferred in a high resolution are scarce in this region. Taft et al. [2, 3] have shown that the shells |  | | Book | | ("solutions", "melts", and " v a p o r s ' " in this region are not sharply distinguishable). However, this...fluid (supercritical), pass below 400 °C into the region of liquid aqueous solutions. At the same time their...Chemnitz, and several of the veins of the Freiberg region are distinguished by predominant lead-zinc ores...medium temperature, e.g., tenorite, and rarely covellite, sphalerite, and galena may be mentioned. Extrusive-hydrothermal...rocks and at contacts with effusive rocks. I n the region of the geosynclines rocks and mineral deposits |  | | Book (volume) | | e, in splendidi campioni, nelle vicinanze di Poschiavo (Scor taseo ), sempre in piu o meno immediata...affiorano rocce serpentinose {Val d'Aosta, Val d'Ala, Poschiavo, ecc.). Nel serpentine, l'amianto si trova in...piccoli cristalli neri, nelle fessure alpine presso Selva in Val Tavetsch. Torite e huttonite Silicati di...Fig. 1 33 ) azzu rrite, calcocite, calcopirite, covellite, domeykite, malach ite, wittichenite e diverse...possibilita di splendide ascensioni ai gruppi del Bernina e del Disgrazia. La fama alpinistica della valle |  | | Report (volume) | | 1. Preliminary map, Duparquet-Larder Lake-Rouyn region, Ontario and Quebec : Canada Geol. Survey Paper...copper country, Keweenaw Peninsula, Lake Michigan region: Rocks and Minerals, vol. 19, no. 1, p. 3-6, Jan...Pennsylvania as affecting the faunal life of the region : Ruffed Grouse, no. 1, p. 6-9, 1944. Asano, Kiyoshi...1945. 4. Ancient maples of the central Washington region: Northwest Sci., vol. 18, no. 4, Nov. 1944, p....lake basin seal in certain areas of the Trout Lake region of Wisconsin : Wisconsin Acad. Sci. Trans. vol |  | Amstutz, G. C., Goresy, A. El, Frenzel, G., Kluth, C., Moh, G., Wauschkuhn, A., Zimmermann, R.A. - Eds. (1982) Ore Genesis. Springer Berlin, Heidelberg. doi:10.1007/978-3-642-68344-2 | Book | | Rhythmites of the Trzebionka Mine, Upper Silesian-Cracow Region, Poland L. Fontbote and G.C. Amstutz (With 2 Figures)...Subvolcanic Rocks Native Tellurium from Musariu, Brad Region, Metaliferi (Metalici) Mountains, Romania I. Berbeleac...digenite, chalcocite, bornite and digenite by covellite. In many cases relicts of replaced minerals are...Sandstones of Central Europe 11 The Lower Silesian region covers the Polish sector of Hercynides in Central...Europe. The major structural elements within the region are (from south to north): the Sudetic Block, The |  | Amstutz, G. C., Goresy, A. EI, Frenzel, G., Kluth, C., Moh, G., Wauschkuhn, A., Zimmermann, R.A. - Eds. (1982) Ore Genesis - The State of the Art - A Volume in Honour of Professor Paul Ramdohr on the Occasion of His 90th Birthday With Special Reference to His Main Scientific Interests - Special Publication of the Society for Geology Applied to Mineral Deposits No. 2. Springer Berlin Heidelberg. | Book | | Rhythmites of the Trzebionka Mine, Upper Silesian-Cracow Region, Poland L. Fontbote and G.C. Amstutz (With 2 Figures)...Subvolcanic Rocks Native Tellurium from Musariu, Brad Region, Metaliferi (Metalici) Mountains, Romania I. Berbeleac...digenite, chalcocite, bornite and digenite by covellite. In many cases relicts of replaced minerals are...Sandstones of Central Europe 11 The Lower Silesian region covers the Polish sector of Hercynides in Central...Europe. The major structural elements within the region are (from south to north): the Sudetic Block, The |  | | Book | | Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed...HEXOCTAHEDRON {345} TRISOCTAHEDRON {233} BOYLSTONE QUARRY, BOYLSTONE QUARRY GLASGLOW, SCOTLAND, U.K. GLASGLOW, SCOTLAND... across, with cube faces from the Magheramore Quarry, Lame, County Antrim, Northern Ireland, U.K.; SEM...and Bay of Fundy, Nova Scotia, Canada; Glasgow region, Scotland, and England, U.K; Italy; U.S.S.R; and...Tertiary basalt flows and breccia zones at the Ardglen Quarry, Ardglen (Chalmers, 1968; England and Sutherland | | | Book | | Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed...HEXOCTAHEDRON {345} TRISOCTAHEDRON {233} BOYLSTONE QUARRY, BOYLSTONE QUARRY GLASGLOW, SCOTLAND, U.K. GLASGLOW, SCOTLAND... across, with cube faces from the Magheramore Quarry, Lame, County Antrim, Northern Ireland, U.K.; SEM...and Bay of Fundy, Nova Scotia, Canada; Glasgow region, Scotland, and England, U.K; Italy; U.S.S.R; and...Tertiary basalt flows and breccia zones at the Ardglen Quarry, Ardglen (Chalmers, 1968; England and Sutherland |  | | Report (volume) | | Bogota-Tunja region of Cundinamarca and Boyac&, (2) in the Amaga-Angelopolis-Titibiri region of Antioquia...Antioquia, and (3) in thejCaliTimba region of Valle del Cauca and Cauca, but a minor output comes from the western...the Ciicuta-Pamplona region of Norte de Santander, the Biosucio-Quinchfa region of Caldas, and scattered...extend from Panama eastward across the coastal region of northern Colombia to the Venezuelan border and...stratigraphic sequence remain almost unknown. In the Urabi region, deformed clastic strata aggregate about 4,500 |  | | Book (edition) | | are not abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia)...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...Menzenschwand Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from...Kunlun Mts., near Hotan, Xinjiang Uygur Autom. region, China, also at Fengtien, Taiwan. Green at Ospinskoye |  | | Journal (issue) | | Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A. Scovil Phoenix, AZ Harold and Erica...The mineralogical future looks bright for this region, because there are still vast tracts of mountainous...has excellent quality downloadable images of the region. HISTORY Cloos (1911) provided one of the earliest...rock types. Geologists who have researched the region refer lithostratigraphically to the Erongo Volcanic...mine is one of the few mining operations in the region that has been well documented. Location and History |  | | Book (volume) | | rocce serpenti nose di alcune localita (Selva, a sud di Poschiavo nei Grigioni), associata a caratteristici...centimetro sono stati trovati a Cavradi (Tavetsch). Covellite Di un bel colore azzurro-indaco e lucentezza...cristallino Classe di simmetria Calcosina Digenite Covellite Domeykite Cu 2S Cu2-.1:S CuS Cu3As mm2 ( 7)...esistono rocce contenenti questo minerale e Selva a sud di Poschiavo nei Grigioni, ove la heazlewoodite e associata...Questa specie si presenta in genere associata alla covellite ed alla tennantite. 11 colore e grigio scuro, |  | | Book | | Geneve 12, rue des Maraichers CH-1211 Geneve 4, Switzerland Prof. Dr. JOSE FRUTOS Programa de Geologia Econ6mica... 495 The Bandurrias Iron Ore Deposit, Atacama Region, Northern Chile M. E. Cisternas . . . . . . . .... . . 505 The Bellavista Zn-Ag Mine, Copiap6 Region, Chile L. L. Diaz . . . . . . . . . . . . . . .... . . . 513 The Mamifia Barite Mine, Atacama Region, Chile L. L. Diaz . . . . . . . . . . . . . . ...crust have all been advocated as the primary source region for island-arc and continental-margin basaltic |  | 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) | | Hans A. Stalder: Natural History Museum, Bern, Switzerland. Hugo Strunz: Institute of Mineralogy, Technical...nm); weakly anisotropic. Bolshoi Anyui R.., Kolyma region, Russia, in gold-bearing alluvium. sm MZ 11(4):88(1989)..., Tulameen, BC, Canada; Kaltenberg, Valais, Switzerland; Bogota, near Canala, New Caledonia; Mt. Clifford...rocks. Muskox intrusion, NWT, Canada; Selva, near Poschiavo, Switzerland; Oko, near Koti, Japan; Red Hills...VHNjo9 = 260. R = 55.3 (540 nm). Magnetic. Kumak region, Southern Ural Mts., Russia, in quartz veins with |  | | Journal (issue) | | WOLLASTONITE CARNOTITE ORPIMENT GYPSUM (Sotln Spor) COVELLITE WI L L E M I T E 170 specimens) CHALCOPYRITE...Alto, Calif HOTEL POSADA MAYA. on 1he edoc of rhe "Selva," the unknown lands of Mexico. Rest, prospect, pick |  | | Journal (volume) | | language. Rubies are also found in the Chantabiri region of Thailand and around Pailin and Channop in Cambodia...An example of natural silver, from the sarrabus region of Sardinia. CHARACTERISTICS Silver is white in...Gennaro Cathedral, Naples. silver from the sarrabus region of Sardinia. it was originally found in a pure...of amethysts is found is the Rio Grande do Sul region of Brazil. Other significant deposits of amethysts...oemantoids were first discovered in the 1890s in a region on the western side of the Ural Mountains in Russia |  | | Journal (article/letter/editorial) | | to redistribution of 224Ra from the mid-salinity region. By modeling the 224Ra profiles in the sediment...Petrology, Department of Earth Sciences, ETH Zürich, Switzerland (derek.vance@erdw.ethz.ch) 1 The oceans are...model by Giordano et al.[1]. In the subliquidus region, isothermal crystallization experiments allowed...eroded carbonatitic volcanic edifices occupy a region of 50 km2 in the vicinity of the Catanda village...influencing the amount of atmospheric aerosols in a given region, mainly in areas of forests. This fact is due to |  | | Report (issue) | | stability of the region, must reduce the problems related to balance of payments in the region, substitute...resource development and hazards mitigation in the region and in each country. Objectives of the workshop...identify the potential for geologic hazards in the region; to identify opportunities for resource development...academic instruction) conducted chiefly within the region and preferably at the Central Introduction 3 American...instruccion basica) para ser llevada a cabo en Ia region y preferiblemente en Ia Escuela Central de Geologia |  | | Book | | Ball (UK), I. Benkovics (Hungary), F. Bianconi (Switzerland), J. R. Blaise (Spain), A. V. Boytsov (Russia)... . . . . . . . . . . . . . . . 2.1 West Balkan Region . . . . . . . . . . . . . . . . . . . . . . . ...Deposits in the West Balkan Region . . . . . . . . . . . . 2.2 East Balkan Region .. . . . . . . . . . . ... . . . . . . . . . . . 2.3 Western Sredna Gora Region . . . . . . . . . . . . . . . . . . . . . . . ...Massif-Rila Mountains-Pirin Mountains-Struma River Region 2.4.1 Struma River-Pirin Mountains . . . . . . |  | | Report (issue) | | perate with grassland vegetation and rainfall in the region of 700 mm per year (see rainfall for Quito and...tropical. Rainfall is high over this eastern slope region due to rising hot air masses fro1n the Oriente;...present survey. In his review of the Sub-Andean region he utilised the pioneering works of \!\Tasson and...population. Gold production figures for 1990 were in the region of 1 3 tonnes: five tonnes from Nambija, three...metal rnaps were produced. The work on the El Oro region, with a 1:100 000 scale geological n1ap, and the |
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