 | | Journal (article/letter/editorial) | | in the Permocarboniferous Saar Nahe Basin, SW-Germany By RaLF KRUPP, Mainz*) with 10 figures and 1 table...Zusammenhang. Abstract In the Saar Nahe basin, SW-Germany, a large resurgent caldera complex of Lower Permian...caldera. Hydrothermal solutions deposited mercury, copper, uranium and some other metals in a late volcanic...Universit/it, SaarstraBe 21, D-6500 Mainz, Western Germany Present address: Department of scientific and Industrial...Rotliegend age and some Rotliegend fanglomerates (Wadern formation) and playa type deposits (Sponheim formation) |  | | Book | | dendrites, moss, branching trees, wire, knitting (copper); wart-like, mammillary (red hematite); 7 parallel...fingernail: rubbing fingernail: scratching possible copper com: scratching possible knife: scratching easily...determination: A fingernail will scratch up to hardness 2; a copper coin to 3; a good steel pocketknife to as high... cence is only of limited use, because spec- copper a blue, and potassium a violet imens of the same...guano. Accompanied by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/Italy; Flekla/lceland; | | | Book | | dendrites, moss, branching trees, wire, knitting (copper) ; 2 flaky foliated , bearing some resemblance...fingernail: rubbing fingernail: scratching possible copper coin : scratching possible knife: scratching easily...determination: A fingernail will scratch up to hardness 2; a copper coin to 3 ; a good steel pocketknife to as high...yellow, bariu1n a yellowish green, boron a green, copper a blue, and potassium a violet flame. · Fl uorescent...guano. Accompanied by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/Italy; Hekla/lceland; | | | Book | | dendrites, moss, branching trees, wire, knitting (copper); 2 flaky foliated , bearing some resemblance to...fingernail: rubbing fingernail: scratching possible copper coin: scratching possible knife: scratching easily...determination: A fingernail will scratch up to hardness 2; a copper coin to 3; a good steel pocketknife to as high...yellow, barium a yellowish green, boron a green, copper a blue, and potassium a violet flame. Fluorescent...guano. Accompanied by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/Italy; Hekla/Iceland; | | | Book | | to dendrites. moss. branchmg trees, wire, knmmg (copper), 2 flaky foliated. bearing some resemb lance co...fingernail: rubbing fingernail: scratching possible copper coin: scratching possible knife: scratching easily...A fingernail will s.:ratch up to hardness 2, a copper ~oin to 3. a good steel pocketknife t0 a-; high...yellow, barium a yellowish green, boron a green, copper a blue, and potassium a violet flame. Fluorescent...guano. Accompanied by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/lraly; Hekla/Iceland; |  | Kang, Chan-Ung, Ji, Seung-Eun, Pabst, Thomas, Choi, Kung-Won, Khan, Moonis Ali, Kumar, Rahul, Krishnaiah, Prakash, Han, Yosep, Jeon, Byong-Hun, Kim, Do-Hyeon (2021) Copper Extraction from Oxide Ore of Almalyk Mine by H2SO4 in Simulated Heap Leaching: Effect of Particle Size and Acid Concentration. Minerals, 11 (9) 1020 doi:10.3390/min11091020 | Journal (article/letter/editorial) | | minerals Article Copper Extraction from Oxide Ore of Almalyk Mine by H2SO4 in Simulated Heap Leaching:...; Jeon, B.-H.; Kim, D.-H. Copper Extraction from Oxide Ore of Almalyk Mine by H2 SO4 in Simulated Heap...investigation, a laboratory-scale study to extract copper (Cu) from its oxide ore (0.425–11.2 mm particle...analysis of real field ore samples from the Almalyk mine heap site (Tashkent, Uzbekistan), malachite was...higher copper extraction rate (≥73%) from coarse ore particles (5.6–11.2 mm). Along with the copper extraction |  | Niroomand, Shojaeddin, Hassanzadeh, Jamshid, Tajeddin, Hossein Ali, Asadi, Sina (2018) Hydrothermal evolution and isotope studies of the Baghu intrusion-related gold deposit, Semnan province, north-central Iran. Ore Geology Reviews, 95. 1028-1048 doi:10.1016/j.oregeorev.2018.01.015 | Journal (article/letter/editorial) | | potassic alteration (stage-I veins): quartz+adularia+biotite+ pyrite+chalcopyrite+native gold (average 0.25...occurrences that include intrusion-related gold-copper and epithermal gold veins. The Baghu Au-Cu deposit...The Baghu gold-copper deposit is located at the site of an abandoned historic gold mine within the northern...south of Damghan city in the Moaleman area. Gold-copper veins and associated gold placers have been mined...establish the age of the host rocks for the Baghu gold-copper deposit, three samples were selected from the andesitic |  | | Report (issue) | | ___________ _ East-dipping longitudinal faults _____ _ Germany fault zone ____________ _ Stonewall fault zone..._ _ _ Zinc-bearing clay or "tallow clay" ___ . Copper minerals____________________________ · Sulphide... Minerals of the Magdalena district-Continued. Copper minerals-Continued. Oxidized zone _________________________...Chrysocolla _____________ .. ________ :. _ Native copper _______ : _____________ _ Cuprite ___________________________...mesothermal ores ____________ . ___ _ Iron and copper (pyritic) ores ________· Zinc blende, galena, and |  | | Book | | carried out using a fi ngernail (hardness 2-2.5), a copper coin (hardness 3) or a steel knife (hardness 5...ELEMENTS Copper opper has a characteristic reddish colour darkened by a coating of black copper oxide....weathering produces a covering of green copper carbonate. Native copper is quite rare, but the metal is easily...from ores. Copper was one of the earliest metals known, and bronze, a hard alloy of copper and tin, has...been used since c. 3000 BC. Native copper is found in altered copper deposits, cracks in basaltic lavas | | | Book | | carried out using a fi ngernail (hardness 2-2.5), a copper coin (hardness 3) or a steel knife (hardness 5...ELEMENTS Copper opper has a characteristic reddish colour darkened by a coating of black copper oxide....weathering produces a covering of green copper carbonate. Native copper is quite rare, but the metal is easily...from ores. Copper was one of the earliest metals known, and bronze, a hard alloy of copper and tin, has...been used since c. 3000 BC. Native copper is found in altered copper deposits, cracks in basaltic lavas |  | | Journal (article/letter/editorial) | | numerous sulfide ore deposits, including the rich copper ores at Butte. Over one hundred ples were collected...been limited to the study of commercial porphyry copper deposits in these rocks (Titley and Hicks, 1966)...1970). The theory predicts that cobalt, nickel, and copper should be enriched in pyrite coexisting with silicate...NiS~ (Nickel, 1970). However, large amounts of copper and nickel can occur in the pyrite structure; up...(Brimha11,1973; 1977). The large, extensive, and copper-rich Main Stage veins then formed. T h e narrowveinlets |  | | Journal (article/letter/editorial) | | Isotopic Evidence on the Origin of the Shamrocke Copper Mine, Rhodesia* R. H. Thole Salisbury, Rhodesia B...ore body is a stratiform deposit of disseminated copper-iron sulphides found within lenses of calcareous...INTRODUCTION The Shamrocke mine, at Karoi, Rhodesia, is one of several producing copper deposits located on...m. y. ). The mines are the principal source of copper in Rhodesia and Shamrocke produces 45000 tonnes...deposits, measured ten samples from the Mangula copper mine of the Deweras Group and five from the Chipinga |  | | Report (volume) | | (Includes mine prospectuses and reports) 422.5 Mining company and corporate annual reports 424 Mine surveying...methods and working (Includes mining engineering, mine safety, strip mining, longwall mining, and rock...Silver (silver and lead) 429.3 Iron and steel 429.4 Copper 429.5 Lead, zinc 429.7 Other metals 429.8 Assaying...(ferrum; Fe; includes magnetite), manganese (Mg) 434 Copper (cuprum; Cu), tin (stannum; Sn) 435 Lead (plumbum;...Chrysotile Olivine 446.3 Mica (micaceous minerals) Biotite Lepidolite 18 447 448 451 452 453 454 459 |  | | Book | | productive and barren terrain. Part III: Local and Mine Scale Exploration — geochemical responses around...whether the genetically associated mineralization is copper porphyry or vein and replacement deposits within...AND COMMODITY SELECTION OTHER OPTIONS purchase of mine, prospect, etc. acquisition of regional scale geological...mineral deposit — a stream draining an oxidizing copper sulphide deposit would be expected to contain abnormal...headings — regional scale exploration, and local and mine scale exploration — adopted for the organization |  | Bailie, Russell, Gutzmer, Jens, Strauss, Harald, Stüeken, Eva, McClung, Craig (2010) Sulfur isotope characteristics of metamorphosed Zn–Cu volcanogenic massive sulfides in the Areachap Group, Northern Cape Province, South Africa. Mineralium Deposita, 45 (5) 481-496 doi:10.1007/s00126-010-0285-8 | Journal (article/letter/editorial) | | Freiberg, Freiberg, Germany H. Strauss Westfälische – Universität, Münster, Germany E. Stüeken University...prospects to the very large Copperton (Prieska Copper Mines) deposit (Galley et al. 2005). Despite the...8.0 3.87 1.47 47 4.6 Northern Areachap Basal biotite–hornblende–quartz plagioclase gneiss (Smouspan...amphibolites (Vogelstruisbult Member) Garnet biotite schist, amphibole–biotite gneisses, banded pelitic gneiss Feldspathic...flecky amphibole gneisses, biotite hornblende gneisses, and amphibolites, biotite gneisses Amphibolites, |  | | Report (issue) | | Variation in fineness of gold with depth, Lily mine, Transvaal, South Jlfrica ---------------------...complete series of solid solutions with silver, copper, nickel, platinum, and palla:dium. Gold is commonly...complete series of solid solutions with silver, copper, nickel, palladium, and platinum. In association...group Ib of the periodi.c table, as do silver and copper. Its atomic number is 79, and atomic weight is...selenides, magnetite, scheelite, feldspar, sericite, biotite, chlorite, amphiboles, garnet, tourmaline, carbonates |  | | Journal (article/letter/editorial) | | THE ENGELS COPPER DEPOSITS, CALIFORNIA. • ADOLPH KNOPF'AND C. A. ANDERSON. INTRODUCTION. ThE Engels...Geological Survey. A detailed report on the Plumas copper belt is in preparation by the senior author as...senior author, had mapped the area and studied the mine in preparing a doctoral dissertation presented to...Survey Bull. 353, •9o8. I4 Geol. THE ENGELS COPPER DEPOSITS, C,-tLIFORNI./t. tization, ilmenitization...Company,and to Mr. A. G. Cole,Chief Engineer of the mine, for their cordialco;3peration during the progressof |  | Mathur, R., Marschik, R., Ruiz, J., Munizaga, F., Leveille, R. A., Martin, W. (2002) Age of Mineralization of the Candelaria Fe Oxide Cu-Au Deposit and the Origin of the Chilean Iron Belt, Based on Re-Os Isotopes. Economic Geology, 97 (1) 59-71 doi:10.2113/gsecongeo.97.1.59 | Journal (article/letter/editorial) | | University of Mining and Technology, Freiberg, Germany JOAQUIN RUIZ, Department of Geosciences, University...are consistent with previously reported ages for biotite alteration that range from 114 to 116 Ma. An isochron...initial 187Os/188Os ratio for sulfide from Bronce mine, a small satellite of the Candelaria orebody, is...Universität, Luisenstrasse 37, D-80333, München, Germany. 0361-0128/01/3219/59-13 $6.00 59 60 MATHUR...and (3) to compare Re-Os signatures of iron oxide copper-gold systems (Candelaria and Manto Verde), magnetite-apatite |  | | Journal (article/letter/editorial) | | MOORE 445 COMPARATIVE STUDY OF THE ONGANJA COPPER MINE, NAMIBIA: A LINK BETWEEN NEOPROTEROZOIC MESOTHERMAL...Africa ABSTRACT The Onganja copper deposit is hosted by quartz-biotite-plagioclase schists of the Kuiseb...>97) and early/distal scapolite (Me 41 to 51) – biotite zones. Chlorite geothermometry indicates temperatures...temperatures >400 oC are estimated for the scapolite-biotite zone. Stable isotope values from calcite, pyrite...related to the African erosion cycle. The Onganja copper deposits formed from NaCl-CO2-rich metamorphogenic |  | | Book | | Hartenstein Germany a.hiller@wismut.de Dr. Manfred Schauer Am Hexenberg 8 09224 Chemnitz Germany Günter...Florastraße 17 09131 Chemnitz Germany Udo Zimmermann Am See 16b 01796 Pirna Germany ISBN: 978-3-540-78553-8 ISBN...contributed during discussions, field trips, and mine visits. As cited in the text, many colleagues provided...(Hungary), H. J. Förster (Germany), R. Fritsche (Germany), A. Hiller (Germany), J. Hruby (Czech Republic)... Bojkov (Bulgaria), H. Schleicher (Germany), W. Schuppan (Germany), A. Steenfelt (Denmark/Greenland) |  | | Book | | however, are composed of a single element, such as copper, gold, sulphur, or carbon. The latter is better...damaged by the finger nail. A piece of 19 copper wire or a copper coin (hardness approx. 3) scratches minerals...a piece of copper in one hand, and a piece of amber in the other, we can feel that copper is colder....interesting minerals can also be found on heaps of mine refuse, but never enter abandoned shafts or caves...magnetic needle; a steel needle; a piece of copper wire or a copper coin; a good file and a pair of forceps; |  | | Report (issue) | | 54.94 iron 55.85 cobalt 58.93 nickel 58.69 copper 63.55 zinc 65.39 gallium 69.72 germanium 72.............................................. S16 Mine Waste Characteristics........................................................................ S20 Mine Closure.................................................... S12 Pie chart showing estimated world mine production of tin in 2015, by country and amount...tantalum, tin, tungsten, and (or) gold AMD acid mine drainage ATPC Association of Tin Producing Countries |  | | Journal (article/letter/editorial) | | Freiberg, Brennhausgasse 14, 09596 Freiberg/Sachsen, Germany AND LLUÍS FONTBOTÉ Section des Sciences de la... Chile. This belt includes the large Candelaria mine and a group of middle- and small-sized mines in...elements. The ore is hosted mainly in zones with biotite-potassium feldspar ± calcic amphibole ± epidote...whereas at shallow levels it occurs in zones of biotite-potassium feldspar, or albite-chlorite ± calcite...magmatic silicates were dominant during the main copper mineralization. Relatively light oxygen isotope |  | | Journal (article/letter/editorial) | | minerals in the Santo Tomas II (Philex) porphyry copper-gold deposit, Luzon Island, Philippines M. Tarkian...of Hamburg, Grindelallee 48, D-20146 Hamburg, Germany Received: 20 July 1992/Accepted: 21 February 1994...quartz diorites of the Santo T o m a s II porphyry copper-gold deposit, carry high Au contents (average:...south of Baguio City. It is one of the most Au-rich copper porphyries of the Philippines. Several other porphyry...in the Miocene-Pliocene. The Santo T o m a s II Mine was opened by the Philex Mining Corporation in 1957 |  | | Journal (article/letter/editorial) | | Ariz., sent R & M a number of specimens from the copper mines of his town. The specimens are extremely...tenorite. When it comes to beautiful minerals, the copper mines of Arizona rank high in the mineral world...of black, crystallized ferberite from the Conger Mine, near Nederland, Boulder Co., Colo. It is good to...albite, oligoclase, anorthite), quartz, mica (biotite, muscovite) obsidian and gold??? Who would suppose...Iowa. Among the minerals noted in the lot were: biotite (black flakes in granite), epidote (green, in granite) |
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Copper mine, Düppenweiler, Beckingen, Merzig-Wadern, Saarland, Germany