 | | Journal (article/letter/editorial) | | 166 sulphide samples (galenite 172.shalerite 44, pyrite-marcasite 44. pyrrhotite 4. cha1copyrit.e 2) and...S-isotope ratios is relatively narrow within each mine, within the 3 subdivided zones and within the whole...verschiedener Gesteinshorizont,e. * Institut fiir Mine&o&e und Lagerstlttenlehre der Technischen Hocbschule...Feld Constancia, 60 m-Sohle Grube Gloria, Feld Constancia, 60 m-Sohle Grube Gloria. Feld Constancia, 60...60 m-Sohle Grube Gloria, Feld Constancia, 60 m-Sohle Grube Maria Dolores/Caton Grube Maria Dolores/Caton |  | | Report (issue) | | UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY i PROJECT REPORT Colombia Investigations...AN AREA IN THE DEPARTMENTS OF ANTIOQUIA AND CALDAS (SUBZONE IIB), COLOMBIA By Tomas Feininger U. S. Geological...Survey x and Dario Barrero L. and Nestor Castro Q. Colombia Institute Nacional de Investigaciones Geolo'gico-Mineras...the Government of Colombia and the Agency for International Development U. S. Department of State 1973 ...AN AREA IN THE DEPARTMENTS OF ANTIOQUIA AND CALDAS (SUBZONE IIB), COLOMBIA By Tomas Feininger U. S. Geological |  | | Journal (article/letter/editorial) | | greaterproduction than that of t9o3. In /885 one mine, the Mant0 de Ossa,producedsilver valuedat t,ooo...ooo,ooopesosof t8 pence. In •88o the Constancia Mine gavelil• returns. From •869 to x875, during.thebestdaysof...total prdduction of certainmines. The Descubridora Mine producedthe value of 40,000,000 pesosof t8 pence;the...calcitecrystalswith a few smalldisseminated areasof pyrite. The feldspar,apparentlyoriginallyalbite,is seeminglyreplaced...thicknessof I2o to I5 o meters in the Delirio and Constancia mines. This, the Delirio limestone,resemblesin |  | González-Partida, Eduardo, Camprubí, Antoni, Carrillo-Chávez, Alejandro, Díaz-Carreño, Erik, González-Ruiz, Luis, Farfán-Panamá, José, Cienfuegos-Alvarado, Edith, Morales-Puente, Pedro, Vázquez-Ramírez, Juan (2019) Giant Fluorite Mineralization in Central Mexico by Means of Exceptionally Low Salinity Fluids: An Unusual Style among MVT Deposits. Minerals, 9 (1) 35 doi:10.3390/min9010035 | Journal (article/letter/editorial) | | Río Verde area (El Realito, El Refugio, and La Constancia deposits) between the states of San Luis Potosí...fluorite deposits (Las Cuevas, El Realito, La Constancia, and El Refugio mines; Figures 1 and 2) is located...main gangue minerals, plus minor quantities of pyrite, arsenopyrite, sphalerite, barite, and galena (Figure...that includes the Las Cuevas, El Refugio, La Constancia, and El Realito Figure 2. Geology of the area...that includes the Las Cuevas, El Refugio, La Constancia, and El Realito fluorite deposits. Modified from |  | | Journal (article/letter/editorial) | | region. Courtenay DeKalb visited the Siempre Viva mine in the Pis-Pis district and says :5 “The geology...view toward the south and west from near the Mars mine shows an unsystematic grouping of many uneven-crested...a gravel bar near the landing of the Santa Rita mine it was difficult to distinguish any rock species...138 inches, a minimum temperature at the Bonanza mine of 52 degrees Fahrenheit and a common daily range...to study except along the larger creeks, in the mine excavations, and at wide intervals in the trails |  | Sánchez-Bettucci, L., Oyhantçabal, P., Loureiro, J., Ramos, V.A., Preciozzi, F., Basei, M.A.S. (2004) Mineralizations of the Lavalleja Group (Uruguay), a Probable Neoproterozoic Volcano-sedimentary Sequence. Gondwana Research, 7 (3) 745-751 doi:10.1016/s1342-937x(05)71060-1 | Journal (article/letter/editorial) | | Cu-Zn-Pb mineralization includes massive sulfides with pyrite-chalcopyrite-sphalerite-galena-pyrrothyte,arsenopyrite-hematite...Unit A. The overlying Unit B (nearby La Oriental Mine) is characterized by bimodal volcanism. This unit...well-known old mines are La Oriental (Cu), La Constancia (Cu), Apolonia (Cu-Pb), Chape (Cu-Pb), Ramallo-Reus...associated with thrusting. The Ramallo-Reus lead mine is located in the vicinity of Arroyo Minas Viejas...102794 0.104491 0.103751 0.106977 The Valencia lead mine is located 5 km south of Minas town. A galena vein |  | | Report (volume) | | International Cooperation Administration, U. S. Department of State UNITED STATES GOVERNMENT PRINTING OFFICE...OFFICE, WASHINGTON a 1957 UNITED STATES DEPARTMENT OF THE INTERIOR FRED A. SEATON, Secretary GEOLOGICAL..._________ Siria mine ________________________ ------------- __ ----Los Hornitos mine ______ ;_______...mine____________________________________ La Uni6n mine ________________ -----------------------(}uatem...______ __ ____ ______ _ 48 48 49 50 51 51 51 La Paz mine ______ ---------------------------Cabanas distr |  | | Journal (article/letter/editorial) | | ............ Geologicfeatures of the Quiruvilca mine ............................. 48 48 49 Rock 49....................................... Quiruvilca mine ..................................................copper-lead-zincdistrict is in the Department of La Libertad in north-central Peru. The only large mine in this area is...Quiruvilca mine, owned and operatedby the Northern Peru Mining and Smelting Co. The mine lies in beddedandesiticand...surroundingthe small plug. To the west of the Quiruvilca mine are four dacite plugs enclosedby sandstone,and 7 |  | | Journal (article/letter/editorial) | | the Old High German and Old Englishfeld (field). Pyrite comes from the Indo-European root pZr (fire) through...daubrdeite [BiO(OH,Cl)], an hydroxyhalide from the Constancia mine in Bolivia. Spinel WgA12041 was not first discovered...used and why they are useful. This book is a gold mine of information. For those scientists who are not...library and get it out on permanent loan. Ian Lyon Department of Earth Sciences University of Manchester Manchester |  | Márquez-Zavalía, M. F., Vymazalová, A., Galliski, M. Á., Watanabe, Y., Murakami, H. (2020) Indium-bearing paragenesis from the Nueva Esperanza and Restauradora veins, Capillitas mine, Argentina. Journal of GEOsciences, 65 (2) 97-109 | Journal (article/letter/editorial) | | Nueva Esperanza and Restauradora veins, Capillitas mine, Argentina María Florencia MÁRQUEZ-ZAVALÍA1,2*,...Centro Universitario (5502) Mendoza, Argentina Department of Rock Geochemistry, Czech Geological Survey...of the twenty-three veins described at Capillitas mine, an epithermal precious- and base-metal vein deposit...hypogene minerals found at these two veins include pyrite, sphalerite, galena, chalcopyrite, tennantite-(Zn)...editor: J. Zachariáš 1. Introduction The Capillitas mine is an intermediate sulfidation epi thermal precious- |  | | Report (issue) | | net PETROLEUM. JOINTLY WITH H . M . PETROLEUM DEPARTMENT AND H . B . CRONSHAW, B.A., PH.D., A.R.S. M....Institute. Captain A . L . ELSWORTHY, Intelligence Department, War Office (nominated by the War Office). *Professor...HUTCHINSON, Esq., O.B.E., M.A., Ph.D., F.G.S., Department of Mineralogy, University of Cambridge. W. W...Ltd.). *J. F. RONCA, Esq., M.B.E , A.R.C.Sc., Department of Industries and Manufactures (nominated by...United States . 8 7 S. America : Bolivia ; Chile ; Colombia ; Peru . 1 2 6 WORLD MAP OF SILVER DEPOSITS . |  | | Report (volume) | | UNITED STATES DEPARTMENT OF THE INTERIOR J. A. Krug, Secretary GEOLOGICAL SURVEY W. E. Wrether, Director...the cementation of _^ friendships. The State Department of the United States, acting through the Interdepartmental...of 1941, the Geological Survey, United States Department of the Interior, was allotted $25,000 for geologic...Chromite in serpentinized dunite from Caledonia mine, Oriente....................... High-grade chromite... Cuba........ Plan and sections of the Aventura mine, Camaguey...................................... |  | | Journal (article/letter/editorial) | | Along these paths they depositedfirst enargite-pyrite-tennantite/tetrahedrite, then a zone of complex...ard along the solution paths. In Estela, early pyrite-wolframite mineralization is followed first by...trend of the Central Andes (Petersen, 1969a). Constancia, consists of intercalated basalticandesire, Two... alteration and mineralization. In the Herminia mine the Julcanivolcaniccenter. Of these,the Herminia...hydrothermalsystem,they •vill cussion. The ores of the Mimosa mine are zoned be discussedin the next section. For a |  | | Journal (issue) | | Mineral Collector's Newsletter $6.00 Bornite-Coated Pyrite Crystals fro111 the 1400 level, Cole Shaft, Bisbee...that was filled with small but very well-formed pyrite crystals. all free from matrix (see figure I)....brilliant. brassy metallic hue common ly seen in pyrite. Perhaps these were pseudomorphs? The Cole shaft...12. No. 5). Dick Graeme mentions the prol ific pyrite occurrences at Bisbee. with special note of the...page 3) Figure 1: A prolific gathering of tiny pyrite crystals from the 1400 level of the Cole Shaft |  | | Book | | from 1824.-1891. ... Boca Mina, at the Valenciana Mine (Reduction & Mines Co.) Precipitating plant (interior)...Guanajuato Development Co General shaft of El Cedro Mine, belonging to the Guanajuato Develo2)ment Co Claims...Guanajuato Development Co General view of the Central Mine, belonging to the Guanajuato Development Co The...at the Peregrina Mine, wliieh is now completed The Barrcno shaft of the Peregrina Mine Peregrina iiO-stamp...Ranch. Shaft and electric hoist at the Nueva Luz Mine I. a Torre Mines, which, with the Nueva Luz, are |  | | Journal (article/letter/editorial) | | prefolding: 9) copper pyrite in K1-2 volcanic beds, pyrite mineral type, 10) copper pyrite in K1-2 clastic-carbonate...clastic-carbonate beds of pyrite type (a) and chalcopyrite-pyrite type (b), 11) barite-pyrite-poiymetallic type...beds of barite type (a), barite-pyrite-polymetallic type (b), and pyrite-polymetallic type (c); 12) deposits...middle part of the Pinar del Río region [7]. Barite-pyrite-polymetallic formation: This oc curs in Jurassic...chalcopyrite-pyrite, chalcopyrite-pyrrhotite, galena-sphalerite-pyrite, baritegalena-sphalerite-pyrite, barite-galena |  | | Report (issue) | | ••• Brazil •• • ••• •• • Chile .. . • •• ••• ••• Colombia • • • ••• ••• Dutch Guiana ••• ••• Ecuador •••...carry35576 A 3 6 ing metallic sulphides, especially pyrite ; often, also, as an impregnation of the country...the cJ anide mills of the Rosario mines, in the department of Tegucigalpa, the ores t1·eated being principally...compe1led to curt.a il develop,m ent and were unable to mine and treat ore on a scale that would otherv1ise have...ga,nized by civil disturbances), Brazil, Chile, Colombia, Ecuador, Peru and the Japanese Empire; .while |  | | Journal (issue) | | lookingsouthas it is today.Author'sphoto,2018. Underground Mine Signals & Signs - Part I Tony Nikischer Excalibur...Bob Werner's restoration ofa mine hoist indicator from the Poorman Mine in Pioche, Nevada. The hoist...for human transport among different levels of the mine? Most early shaft communications consisted of bells...the cage or at various underground levels in the mine and the hoist operator above. For small mines a...hoist house of the Chief Consolidated(ChiefNo.1)mine,EurekaTintic district,JuabCo.,Utah.Sign size is |  | | Journal (issue) | | August 2018 Minerals of the L'Etoile du Congo Mine Lumbumbashi, Katanga Province, Democratic Republic...less so. The L'Etoile du Congo (Star of the Congo) Mine is the type locality for cornetite, described in...dminerals. 2 Mineral News L'Etoile du Congo Mine (Continued from page 1) The British, French, Belgians...silicate minerals from the breakdown of original pyrite. Quartz occurs in two forms. White , poorly formed...Royal Flush, Mex-Tex and Portales (a.k.a. Blanchard Mine). wall rock up to a few inches, but no other wall |  | | Journal (article/letter/editorial) | | the Mlynná Dolina Valley. The most important old mine dumps occur between 1118 m and 1188 m a.s.l. (Fig...Majzlan (1996) identified the following ore minerals: pyrite, arsenopyrite, gold, stibnite and Bi-rich varieties...chalcopyrite is intergrown with sulphosalts, whereas pyrite forms idiomorphic crystals 0077-7757/08/0112 $...is expanded in 1c; c) localiton of the abandoned mine and waste dumps in the area of Mlynna dolina-valley...from Kolba (0.24; Pršek & Mikuš 2006) and the Constancia vein in Fichtenhübel (0.26; Kupčík et al. 1969 |  | Coniglio, Jorge, Xavier, Roberto Perez, Pinotti, Lucio, D'ERAMO, Fernando (2000) Ore-Forming Fluids of Vein-Type Fluorite Deposits of the Cerro Aspero Batholith, Southern Cordoba Province, Argentina. International Geology Review, 42 (4) 368-383 doi:10.1080/00206810009465088 | Journal (article/letter/editorial) | | chalcedony, locally with subordinate amounts of pyrite and, in some cases, coffinite and pitchblende....from the Eu/Eu* ratios and the mineral assemblage (pyrite, pitchblende, and coffinite). The three stages...display typical open-space-filling textures. Minor pyrite and uranium minerals also occur. Previous studies...rutile, monazite, xenotime, fluorite, allanite, pyrite, and Ti and Fe oxides are the main accessory minerals...n i t e , and are mainly apatite, rutile, and pyrite. Greisenization, commonly bearing fluorite, is |  | Quintanilla-Villanueva, G.E., Villanueva-Rodríguez, M., Guzmán-Mar, J.L., Torres-Gaytan, D.E., Hernández-Ramírez, A., Orozco-Rivera, G., Hinojosa-Reyes, L. (2020) Mobility and speciation of mercury in soils from a mining zone in Villa Hidalgo, SLP, Mexico: A preliminary risk assessment. Applied Geochemistry, 122. 104746pp. doi:10.1016/j.apgeochem.2020.104746 | Journal (article/letter/editorial) | | and Sb. In contrast, the mineralized zone of La Constancia is located in The Cerro Quijote and produced...of PC also is near to the mineralized zone la Constancia (Fig. 1). Besides, the Hg values at all sampling...(CaSO4) and calcite (CaCO3) and sulfide minerals as pyrite (FeS2) and cinnabar (HgS) 3.3. Soil mineralogy...(Cattani et al., 2008). The soluble mercury in the mine tailings in Cedral, SLP (up to 0.68% of the THg)...and translocation of mercury and methylmercury in mine-waste, sediment, soil, water, and fish collected |  | | Report (issue) | | plwto Plldi.wp11�. Yaalte: 12.5 cm wide Siglo XX Mine, ,U� Bustillo province, Potosi Malty Zinn colkdknt...Bunk specimen Jesse La Plante photo Map: Oruro Department ...............................................in Oruro ... 26 BY ROBERT B. COOK The Morococala Mine ..................................................JAROSLAV HYRSL AND ALFREDO PETROV Map: Potosi Department ...............................................Deposit: A Pre-Columbian Gem Mine ........... 80 BY ALFREDO PETROV The Anahi Mine ....................... |  | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut......................................in the U.S.A. notesfrom th r EDITORS OLD YUMA MINE Another great mineral locality has now been closed...longfamous Old Yuma mine near Tucson (see R. L. Jones, “Famous mineral localities: the Old Yuma mine,” in vol....period of activity, access to the mine was cut off in 1984. In 1996 the mine area was absorbed into the Saguaro...and Mining Company for the sum of $558,000. The mine is now owned outright by the Federal Government |  | | Journal (issue) | | they were visiting the North Wilson pit, a vanadium mine near Wilson· Springs (also type locality for miserite...Some of the shortite crystals contain included pyrite cubes and liquid bubbles. The trona in the mined...in southeastem Oklahoma, later known as the Jumbo mine. The asphaltic material, also named as "impsonite"...Most of his specimens were self-collected at the mine-site. While rummaging through some of his older... Wendell Wilson wrote an article on the Musonoi Mine in the Democratic Republic of the Congo, (formerly |
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