 | Stepanov, Sergey Y., Palamarchuk, Roman S., Varlamov, Dmitry A., Kiseleva, Darya V., Sharpyonok, Ludmila N., Škoda, Radek, Kasatkin, Anatoly V. (2021) The Features of Native Gold in Ore-Bearing Breccias with Realgar-Orpiment Cement of the Vorontsovskoe Deposit (Northern Urals, Russia) Minerals, 11 (5) 541 doi:10.3390/min11050541 | Journal (article/letter/editorial) | | Article The Features of Native Gold in Ore-Bearing Breccias with Realgar-Orpiment Cement of the Vorontsovskoe...V. The Features of Native Gold in Ore-Bearing Breccias with Realgar-Orpiment Cement of the Vorontsovskoe...This paper describes native gold in ore-bearing breccias with realgar-orpiment cement from the Vorontsovskoe...both common (orpiment, barite, pyrite, prehnite, realgar) and rare species (Tl and Hg sulfosalts, such as...including the presence of small non-economic copper porphyry deposits and general trend in change of the composition |  | | Journal (issue) | | University of Bucharest, Romania Rom . J. Mineral Deposits is also the Bulletin of the Society of Economic...Metaliferi Mts. 15 4. Baia Mare metallogenic district 64 5. Other sources of native gold from Romania...various authors involved in the research of gold deposits around Brad. For example, in a report written...in 1910-1911 by Friedrich Schumacher on the ore deposits owned by “Ruda-12 Apostoli” company, a mineral...been added with new gold specimens from the ore deposits around Brad or from the “Golden Quadrilateral” |  | | 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...used since c. 3000 BC. Native copper is found in altered copper deposits, cracks in basaltic lavas, 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...used since c. 3000 BC. Native copper is found in altered copper deposits, cracks in basaltic lavas, and |  | | 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...of the cylinder than it is in the and coastal deposits. center (see illustration below). Always try... cence is only of limited use, because spec- copper a blue, and potassium a violet imens of the same | | | 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...the lighter sand minerals in river and coastal deposits. Specific gravity is established according to...yellow, bariu1n a yellowish green, boron a green, copper a blue, and potassium a violet flame. · Fl uorescent | | | 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...the lighter sand minerals in river and coastal deposits. Specific gravity is established according to...yellow, barium a yellowish green, boron a green, copper a blue, and potassium a violet flame. Fluorescent | | | 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...the lighter sand 1ninerals in river and coastal deposits. Specific gravity is esrnblished according to...yellow, barium a yellowish green, boron a green, copper a blue, and potassium a violet flame. Fluorescent |  | | Book | | example, is found in the oxidized zones of copper deposits, often with cuprite and malachite. Localities...occurs at Keweenaw, Michigan, in association with copper ores, and at Butte, Montana, as well as Colorado...neighbourhood of sulphur¬ bearing agents. Above: Copper from Lake Superior. Michigan. This crystal shows...this example out of proportion Above right: This copper specimen shows dendritic (plant-like) habit and...threadlike appearance 10 Elements and Alloys Copper Cu Native copper occurs in small amounts only, the mineral |  | | Report (issue) | | SURVEY-INGEOMINAS MINERAL RESOURCE ASSESSMENT OF COLOMBIA: ORE DEPOSIT MODELS By Dennis P. Cox, Editor Open-File...California 1983 PREFACE This compendium of ore deposits models was assembled for the Colombia Mineral...related; (2) to provide data on the environments of ore deposition so that favorable rocks, structures, and...Rocks typical of the geologic terrane in which the deposits are found. (For igneous rock, use terminology...rocks. Age range; Ages of known deposits and ages in which such deposits might have formed. Depositional |  | | Journal (article/letter/editorial) | | the Sulitjelma Copper Mines, North Norway Fred Steinar Nordrum The Sulitjelma Copper Mines (1891-1991)...fine mineral specimens have been collected in the district. Mining history The first deposit discovered...Introduction Copper has been mined in Norway for several hundred years, the first documented copper mine being...1490. Several types of copper ore deposits have been exploited, but the major ore type has been the Caledonian...sulphide deposits. Vigsnes, Stordl2J, Folldal, Rl2Jros, Ll2Jkken, and Grong are other well-known ore districts |  | | Book | | minerals. Its name is derived from the Greek minera, ore, and logos, reason. Its beginnings as a separate...and some native eJements such as gold, silver, copper, and diamond. Crystals bounded by faces of a single...after pyrite or siderite, of malachite after native copper, of cuprite after azurite, of quartz after barytes...are non-magnetic and cannot be magnetized (e.g. copper); paramagnetic minerals can be magnetized only...geophysical prospecting for iron ore deposits. Magnetic separation is used in ore dressing, the magnetism facilitating | | | Book | | minerals. Its name is derived from the Greek minera, ore, and logos, reason. Its beginnings as a separate...and some native elements such as gold, silver, copper, and diamond. Crystals bounded by faces of a single...after pyrite or siderite, of malachite after native copper, of cuprite after azurite, of quartz after barytes...are non-magnetic and cannot be magnetized (e.g. copper); paramagnetic minerals can be magnetized only...geophysical prospecting for iron ore deposits. Magnetic separation is used in ore dressing, the magnetism facilitating |  | | Book | | minerals. Its name is derived from the Greek minera, ore, and /6gos, reason. Its beginnings as a separate...and some native elements such as gold, silver, copper, and diamond. Crystals bounded by faces of a single...after pyrite or siderite, of malachite after native copper, of cuprite after azurite, of quartz after barytes...are non-magnetic and cannot be magnetized (e.g. copper); paramagnetic minerals can be magnetized only...geophysical prospecting for iron ore deposits. Magnetic separation is used in ore dressing, the magnetism facilitating |  | | | | had noticed similarities in age between glacial deposits in South Africa and South America. He also had...ions, changing the feldspar to a clay to Monument Valley and the Grand called kaolinite. But water is not...from mountain batholiths and washed into river deposits, weathering and erosion can be extremely profitable...years, especially along the Baltic Sea, where deposits are plentiful. In the Middle China have yielded...Osmium Hassium i Sm 62}Eu Samarium Pu Plutonium Copper Palladium 77)Pt Iridium Silver 48 Cadmium |  | | Book | | at the Institute of Geochemistry, Mineralogy and Ore Forma tion of the Ukrainian National Academy of...(1.7 cm). Rosia Montana: PC [JSJ Page 2: Arpa.) Valley. Făgăraş Mts., South Carpathians [SSZ] English...Shcherbak (Institute of Mineralogy. Geochemistry and Ore Formation. National Acade my of Sciences of the...Voznyak (Institute of Miner alogy. Geochemistry and Ore Formation. National Academy of Sciences of the Ukraine... tok patak, folyó strumieií. strumyk, potok valley údolí völgy dolina vein žila telér žila |  | | Book | | had noticed similarities in age between glacial deposits in South Africa and South America. He also had...the Colorado Plateau in Arizona, home to Monument Valley and the Grand Canyon, more than a vertical mile...from mountain batholiths and washed into river deposits, weathering and erosion can be extremely profitable...years, especially along the Baltic Sea, where deposits are plentiful. In the Middle Ages, the amber trade...(;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 |  | | Book | | precious native elements such as silver, gold and copper to complex silicates such as vesuvianite, first...such as tectonic movements, volcanoes, rock and ore formation, and looks at the physical and visual properties...Vanadates Silicates Organic Minerals and Mineraloids Ore-forming Minerals Glossary Index 158 159 - ,...the basis of an ancient treasure, lapis lazuli. Copper and gold were first used at least 10,000 years...thousands of years. Two forms of arsenic sulphide, realgar (top-left) and orpiment (bottom), were used by | | | Book | | 7 cm). Ro~·ia Mo11w11ci: PC {JS/ Page 2: Arpa~ Valley, Fiigiira~ Mis., So111h Carpa1hia11s {SSZJ English...Shcherbak (lnsti1u1e of Mineralogy, Geochemistry and Ore Formation. National Academy of Sciences of the Ukrai...Voznyak (I nstitute of Mineralogy. Geochemistry and Ore Formation. ational Academy of Sciences of the Ukraine...or chain open-pi1 peak pit quatTy river s1ream valley vem Czech stola potok jeskyne vysoky kopec, vrch...or chain open-pil peak pil quarry river stream valley vein galerie piir1iu pe~tcrii ,nail deal lac mic |  | | Book | | Nonferrous Metal Ores Deposits, Minerals and Plants ( On the example of Former USSR) Julius Rubinstein... geographical distribution, geology, mining and ore processing plants in the territory of the former...evaluation of mineralresources base, forecast of ore concentration and development of technologies. That...genetic of valuable deposits and the forms of ore bodies – in conjunction with mining, ore treatment technology...engineers, technologists of mineral processing and ore treatment, and businessmen in the field of minerals |  | | Book | | coal and oil are associated with sedimentary deposits. When a rock is altered by different types of...disciplines combine to identify economic mineral deposits. Early mineralogists were men who first noticed...minerals of an element which always forms cations (copper or sodium are examples) you need to look through...sedimentary rocks and are often associated with salt deposits because they are precipitated from evaporating...when temperature and pressure is raised. When an ore vein is prospected a sequence of minerals may be |  | | Report (volume) | | -SMITH, Director Bulletin 625 THE ENRICHMENT OF ORE DEPOSITS BY WILLIAM HARVEY EMMONS WASHINGTON GOVERNMENT...__________________ Distinctions between primary and secondary deposits ______ Acknowledgments __ _________ Bibliography____________...rate of enrichment _________ Age of the primary deposits and their periods of weathering____ Paleophysiography...of rocks _ Zones of sulphide deposits Downward changes in sulphide deposits ________________ The oxidized..._______ The primary ore __ _ ___ Precipitation of metals outside of primary ore bodies_________ Estimates |  | | Book (edition) | | in magmatic rocks, pegmatites, ore veins or other types of ore deposits, including secondary minerals...metamorphic rocks and in residual and alluvial deposits. Special attention was paid to localities of gemstones...biotite. olivine), or among the important economic ore minerals (eg: lepidolite, wolfrarnite). In many cases...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. |  | | Book | | and bright colors. Adamite isfound in metallic, ore-bearing veins that have been altered by oxygen. It...spheroids. This coloration is caused by traces of copper, although some specimens may be pink or violet...usually appear as bright IMPURITIES Both the copper and the cobalt in adamite are actually impurities...and fissures in metal-bearing ore veins and also in some coal deposits. Main Sources: ¢ Brazil ¢ England...because of its occasional resemblance to the blue copper carbonate mineral azurite. Some allophane contains |  | | Book (edition) | | s 20 OR sera anessCUT RSEve S2 Cori ee Bee ORE ByBaSNN e re eae ey enite ose, Ficsils Serta...toolmaking or as currency used in trade be- A chiid’s copper tay home tion the 1950s tween tribes or cultures...making knives, axeheads, and arrow- heads; and copper, bronze, or iron was used for many of man’s earliest...7,000 years ago when humans began using forged copper to make jewelry, and jewelry making is still one...today. The metals gold, silver, platinum, and copper are just some of the minerals that have been mined |
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