 | | Journal (article/letter/editorial) | | which time they were correctly identified as a copper silicate and described as a new mineral by several...finely crystalline massive aggregates. Dioptase is a copper silicate hydroxide with a formula of Cu6(Si60,...exclusively restricted in its occurrence to the oxidation zones of copper-bearing deposits in arid climates...County, Pennsylvania (Gordon 1922). An unusual occurrence of dioptase associated with paramelaconite, atacamite...reported from the Santa Rita district, Grant County, and the Orogrande district, Otero County, New Mexico |  | | Book (edition) | | SIMPLE CRYSTALLINE FORMS MINERALS *or trigonal copper trisocta- silver hedron trisocta- gold platinum...crystal structures characterized by a metallic bond {copper), covalent bond (diamond) and ionic bond (fluorite)..."scepter'-like association), barite, calcite and copper; among those of individuals of different species...those which can be scored with a piece of copper wire or a copper coin are called soft (hardness of 2-3)...pyrite is pale yellow, chalcopyrite is brass yellow, copper is red, pyrrhotite is bronze colored, and so on |  | Gu, X. X., Tang, J. X., Wang, C. S., Chen, J. P., He, B. B. (2003) Himalayan magmatism and porphyry copper-molybdenum mineralization in the Yulong ore belt, East Tibet. Mineralogy and Petrology, 78 (1) 1-20 doi:10.1007/s00710-002-0203-6 | Journal (article/letter/editorial) | | 1007/s00710-002-0203-6 Himalayan magmatism and porphyry copper±molybdenum mineralization in the Yulong ore belt... Introduction There are two important porphyry copper±molybdenum metallogenic belts in the Tethys-Himalayan...western back arc basin. The Yulong belt Porphyry copper±molybdenum mineralization 3 Fig. 1. Simpli®ed...range from monzogranitic porphyry and=or Porphyry copper±molybdenum mineralization 5 biotite monzogranite...approximating to average crustal granitic rocks. Porphyry copper±molybdenum mineralization 7 Fig. 3. Primitive |  | | Book (edition) | | common are malleable (e.g gold). ductile (e.g. copper). sectile (e.g. chalcocite). elastic Optical co11sta11ts...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Grossgreiner Mt., overlooking Zillertal Valley, Tirol, Austria, and at Passo di Vizze, Trentino-Alto Adige, Italy...crystals in Obersulzbachtal Valley, Salzburg, Austria. AM 61,178, 1976. Af ghanite (Na.I<,Ca)6Ca 2 [...aggregates. Blackish gray, tarnishing brown to copper red, opaque, Juster metallic, streak grayish black |  | | Journal (article/letter/editorial) | | tested on a 3D GeoModel of a continental red-bed copper deposit in the Silurian Robitaille Formation (Transfiguration...The property hosts a continental red-bed copper occurrence with Cu–Ag–Pb–Zn mineralization located in...mudstone located less than 50 m from highgrade copper zones (41000 ppm). This query aimed at identifying...identifying all the points of the GeoModel having a copper value larger than 1000 ppm is launched. Finally...located less than 50 m from the points with highgrade copper (identified by the descriptive subquery). Fig. 8 |  | | Book (edition) | | text. Cloth, 83.00 net. maps, 9, Clays: Their Occurrence, Properties and Uses With Especial Reference...XIV. Ore Deposits XV. 429 Iron Ores 502 XVI. Copper 568 XVII. Lead and Zinc XVIII. Silver 621 ...and water " 29. Contour map of sand," showing occurrence of gas on a structural larity in thickness ...structure of western field of Los 104 Angeles district 106 Section of Spindle Top oil field near Beaumont...Galveston, Tex 32. Hypothetical section in same district as Fig. 31 33. Map showing lines of sections in |  | | Journal (article/letter/editorial) | | Springer-Verlag 1975 Hydrothermally Altered and (Copper) Mineralized Porphyritic Intrusions in the Serbo-Macedonian...alteration haloes a sulfide mineralization of porphyry copper type with pyrite, chalcopyrite, galena, sphalerite...posttectonic intrusions Hydrothermally Altered and (Copper) Mineralized Porphyritic Intrusions t -, 197...published by IVANOV and ZII)ARov the Sitsi Kamen occurrence (MARATOS 1967), 1968 from SW-Bulgaria and by...differencontemporaneous with the plio-pleistocene occurrence of Ko~uh in SW-Bulgaria (PETROV 1960). i Oral |  | | Journal (issue) | | ..................... 2 Trip Report – Malbunka Copper Mine, Areyonga, Northern Territory ..............Micromineral News: Issue 7 Trip Report – Malbunka Copper Mine, Areyonga, Northern Territory Dehne McLaughlin...continues to unravel. I have determined that a copper oxide (malachite and cuprite?) rich fault depicted...previously thought it was an area of copper stained rock filled with leached copper from the higher elevated azurite...to the site asking why did the richest area of copper mineralisation in the thickest part of the kaolinite |  | | Journal (issue) | | camera at room temperature (c.23°C) using filtered copper (AKa. = 1.54051A), cobalt (AKa. = 1.78892A) and...and these stones also show no fluorescence when copper sulphate solution is used as a filter. In contrast...] J. Gemm., 1978, XVI, 3 177 NOTES ON THE OCCURRENCE AND MINERALOGY OF EMERALDS IN RHODESIA By SUSAN...south side of the Mweza Greenstone Belt, Belingwe District, 5.2 km west-southwest of the confluence of the...well-developed in all three districts but in the Belingwe District emeralds are not confined to the phlogopite zones |  | | Report (issue) | | Mineral Resource Report 80 GEOLOGY AND MINERALOGY OF COPPER-URANIUM OCCURRENCES IN THE PICTURE ROCKS AND SONESTOWN... PREFACE This report documents a large number of copper and uranium occur rences within one area of the...Bendix Field Engineering Corporation's Pittsburgh District provided most of the uranium and semiquantitative...assistance in identifying plant specimens from the Old Copper open pit geobotanical anomaly. Reviews of this...of the Picture Rocks-Sonestown area History of copper and uranium prospecting in the Picture RocksSonestown |  | | Book (edition) | | minerals have been added and the localities of occurrence have been updated and expanded. The special uranium...seldom present, with a resultant paucity of occurrence) tend to be in smaller crystals. Common minerals...granite as a rule, though its texture and its occurrence are similar. Like granite, diorite is a group...late low-temperature minerals. The manner of occurrence is noted in the paragraph Environment in each...detailed descriptions. Knowledge of the type of occurrence helps to eliminate minerals that might be confused |  | | Book (edition) | | seldom present, with a consequent infrequency of occurrence) tend to form smaller crystals. Common minerals...rhyolite. Several of today's low-grade Western copper pits were once rhyolite mountains. In the East...are few, with Monte Somma and Germany's Eifel District (around the Laacher See] preeminent sites. Contact-metamorphic...late low-temperature vein fillers. The usual occurrence and association is noted in the paragraph headed...species descriptions. Knowledge of the type of occurrence you visit helps to eliminate minerals that might |  | | Book (edition) | | whose abundance is measured in potentially of occurrence the to alert ly teur mineralogists have become...especially iron, manganese, titanium, chromium, and copper. Despite its many variations and complexities,...given in this subheading. INTRODUCTION Mode of Occurrence: To give even a marginally adequate petrologic...manganese and iron oxides found on ocean bottoms. occurrence The physical and genetic origin of a mineral;...alteration of color and luster; found especially in copper minerals. tektosilicate Type of silicate crystal | | | Book (edition) | | mineralogists have become increasingly alert to the occurrence of potentially new species. The purpose of this...especially iron, manganese, titanium, chromium, and copper. Despite its many variations and complexities,...given in this subheading. INTRODUCTION Mode of Occurrence: To give even a marginally adequate petrologic...manganese and iron oxides found on ocean bottoms. occurrence The physical and genetic origin of a mineral;...alteration of color and luster; found especially in copper minerals. tektosilicate Type of silicate crystal |  | | | | Osmium Hassium i Sm 62}Eu Samarium Pu Plutonium Copper Palladium 77)Pt Iridium Silver 48 Cadmium ...elements: A piece of copper (Cu) is made up solely of tively charged electrons. copper atoms. Other minerals...forming disseminated deposits; much of the world’s copper is extracted from such deposits. ON THE SURFACE...could extract copper to make tools and weapons. By 3000 B.c., they were combining copper with tin to produce...efficiency. An open-pit mine such as this Utah copper mine is rarely more than two thousand feet (6/0 |  | | Book (edition) | | those found in the was not made by nature alone. copper sulfate used. solution of crude rock salt, though...of Crijstah Indeed the terms used in silver, or copper. resemblan(;e to forms of their of because given...Fig. 133. Sand is of Crystals, South Dakota. copper. Anhydrite (CaS04) assumes water and changes to...cassiterite in the form of orthoclase feldspar; native copper in the form of aragonite. Even fossil wood may... 152, plates of hematite a crystal of native copper. are grouped together with such variation in their |  | | Journal (article/letter/editorial) | | REMOTE SENSING: TARGET AREA GENERATION FOR PORPHYRY COPPER EXPLORATION IN THE NAMAQUA METAMORPHIC PROVINCE...aeromagnetic data for target area detection for porphyry copper exploration in the Namaqua Metamorphic Province...one location with a high potential for porphyry copper deposits, warranting detailed field verification...humankind as shown by their depletion and degradation. Copper is one such mineral resource which has been explored...explored and mined extensively in South Africa. The copper deposits exploration in South Africa has been studied |  | | Book | | (;hr<)tl'll.um Mangan,ese l!Oll Cobalt Nickel Copper Zinc 39 Zr 40 Nb 41 Mo 42 Tc 43 Ru 44 Rh 45 Pd...elements: A piece of copper (Cu) is made up solely of tively charged electrons. copper atoms. Other minerals...could extract copper to make tools and weapons. By 3000 B.C., they were combining copper vvith tin to...~~." .' "' An open-pit mine such os this Utah copper mine is rarely more than two thousand feet (610...low-grade deposits of minerals such as copper ores. The copper mines of Arizona and Utah can cover up |  | | Journal (article/letter/editorial) | | Structural evolution of the Port Wells gold mining district, Prince William Sound, south central Alaska: Implications...gold mining district, Alaska, indicate several stages in the structural history of the district. The first...veins. The study of the Port Wells gold mining district provides further evidence that auriferous reefs...Moose Pas, H o p e Sunrise Mining District WELLS MINING DISTRICT GEOLOGICAL SKETCH MAP VlldC! OrouD...these belts to the granitoids in the Port Wells district will be discussed below. The metamorphic grade |  | Rockwell, Barnaby W., Knepper, Daniel H., Horton, John D. (2015) Landsat maps (phase V, deliverable 60), ASTER maps (phase V, deliverable 62), ASTER_DEM maps (phase V, deliverable 63), and spectral remote sensing in support of PRISM-II mineral resource assessment project, Islamic Republic of Mauritania (phase V, deliverables 61 and 64): Chapter E in Second projet de renforcement institutionnel du secteur minier de la République Islamique de Mauritanie (PRISM-II). Open-File Report Vol. 2015 (2013-1280) US Geological Survey doi:10.3133/ofr20131280e | Report (issue) | | treatment. A = Bou Serouai / Guelb Hammar copper prospect. B = occurrence of mica and/or clay minerals within...Khader upland. Note that the position of the copper occurrence “El Khader Breche” frpom PRISM-I at bottom...5 km west of the marked “Legleitat El Khader” occurrence ...............................................PRISM-I lithologic contacts (yellow lines), mineral occurrence points (indices), and GPS tracks of vehicles...indicated by yellow circles. PRISM-I resource occurrence points indicated by larger polygons. The approximate | | | Report (issue) | | treatment. A = Bou Serouai / Guelb Hammar copper prospect. B = occurrence of mica and/or clay minerals within...Khader upland. Note that the position of the copper occurrence “El Khader Breche” frpom PRISM-I at bottom...5 km west of the marked “Legleitat El Khader” occurrence ...............................................PRISM-I lithologic contacts (yellow lines), mineral occurrence points (indices), and GPS tracks of vehicles...indicated by yellow circles. PRISM-I resource occurrence points indicated by larger polygons. The approximate |  | | Book (edition) | | have been deleted. In Chapter 7 the properties, occurrence, and uses of about described. Of the more ...noncrystalline like minerals in chemistry and occurrence. These mineral-like substances, called mineraloids...processes means that a mineral must be of natural occurrence; human beings cannot have taken part in its formation...as they may gain or lose of native silver and copper as well as those of most sulfides will tarnish...or dendritic forms of native gold, silver, or copper. Indeed, the terms used in describing them are |  | | Book | | such as quartz and feldspar, are widespread in occurrence. Others, such as platinum and diamond, are limited...REPRESENTATIVE MINERAL AGGREGATES A X 0.75 COPPER RHODOCHROSITE Dendritic Aggregate-branching,...important emerald locality is limited to a small district near Muzo in Colombia, South America. Minerals...to understanding mineral occurrence. Examples of such groupings are copper, lead, zinc; gold and silver;...silver; silver and lead; copper and gold; tin, tungsten, and molybdenum; iron and manganese; iron and titanium; |  | | Book | | a Mineral? 12 Streak 27 Composition 13 Occurrence and Localities 29 Characteristics IS Identification...Bismuth 67 Native Gold 63 Diamond 68 Native Copper 64 Graphite 69 Native Arsenic 66 Native Sulphur...crystals, specific gravity, luster, streak, and occurrence—are discussed in detail below. Quartz and Vyrite...usually produces brown, yellow, or red hues, whereas copper may turn rocks and minerals a blue or green color...6+ Cassiterite 6.6-7.0+ Galena 7.5+ Native Copper 9.0 Native Gold 19.3 5-7 7-10 Very heavy |  | | Book (edition) | | Pierre-Jacques Chiappero (France). G. Daxner (Austria). M. Dcliens (Belgium). Giancarlo Delia Ventura... Keams (USA). Elisabeth Kirchner (Austria), Uwe Kolitsch (Austria). Werner Krause (Gennany). Andre Lalonde...Lalonde (Canada), P. Leblhuber (Austria), Andrew Locock (Canada). J.A. Mandarino (deceased) (Canada),...Filippo Olmi (deccased) (ltaly). Werner H. Paar (Austria). Gian Carlo Parodi (France). Marco Pa ero (ltaly)...(Canada). Alan R. Plante (deceased) (USA), L. Putz (Austria). Gunnar Raade ( orway). Robert A. Ramik (Canada) |
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