 | | Book | | precious native elements such as silver, gold and copper to complex silicates such as vesuvianite, first...the basis of an ancient treasure, lapis lazuli. Copper and gold were first used at least 10,000 years...since Roman times. colour makes them easy to see. Copper and gold were both too soft to make tools from...from, but the discovery that tin could be added to copper to make the tough alloy bronze about 5000 years...fluorite, pyrite (shown), garnet, spinel, magnetite, copper. Dome, two prisms Dipyramid and pinacoid Triclinic |  | | Journal (issue) | | shows in Tucson, Denver, Munich and Ste-Marie-aux-Mines Tel.: 949-494-5155 • www.kristalle.com • Email:...May–June, 2017 Contents The St. Andreasberg Mining District, Western Harz Mountains, Niedersachsen, Germany...working in the lode” (Simonin, 1869). The Mining District Western Harz Mountains Niedersachsen, Germany...The geographically tiny St. Andreasberg District of silver mines has an outsized reputation: it is among...abandoned for more than a century after that, these mines produced world-class specimens of pyrargyrite, dyscrasite |  | | Book | | been driven out". Arthur .Holmes, 1937. "Porphyry copper deposits are not found, they are made". Donald...concentrator medium. In most cases (as in the porphyry copper, stockwork molybdenum or tin cupola complexes)...possibly mobilization veins. The major porphyry copper deposits that have so far been recognized in three...Batholith near Arequipa, Toquepala-Cerro Verde district; in the centre, Morococha and in the north, Michiquillay)...fissure veins and branching vein sets from a central copper zone (with a small segment rich in quartz-molybdenite |  | 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 | | VIII Preface and Outlook visited innumerable mines and was an indefatigable collector of ores and minerals...creation are (l).the complexity of most porphyry copper intrusions; (2) the fact that, almost always, only...Phenomena of Terrigenous Minerals by Sulphides in Copper-Bearing Permian Sandstones in Poland M. Banas,.... . . . . . . . . . 3 Problems of Genesis of Copper Sandstones of Central Europe Yu.V. Bogdanov and...Alteration and Mineralization in the Tri-State District of Missouri, Kansas, and Oklahoma, U.S.A. R.D |  | | Report (edition) | | and blue carbonates of copper) had been presented to the Museum by the Copper Queen Consolidated Mining...chemical principal composition Sulphurs, Golds and Coppers striking examples Sulphur specimens (Desk Case...frequently curls like and OF precious metal. Copper (Desk Case 1) is of especial interest, beautifully...the on occurs. Most of deposits of Native Copper in the Lake Superior region of Northern Michigan... found also tetra- Here will be examples of Copper and Silver which have been welded together by |  | | Report (edition) | | along each side of every Sulphurs, Golds and Coppers striking examples of the Native Elements. Sulphur...crystallized edges; with MINERALS OF precious metal. Copper (Desk Case 1) is of especial interest, beautifully...Most of occurs. deposits of Native specimens Copper in the Lake Superior region of Northern Michigan... found also tetra- Here will be examples of Copper and Silver which have been welded together by... and beds of The great source characterize copper, acid, chiefly silver, lead, iron, variety and |  | | Book | | has driven out". Arthur Holmes, 1937. "Porphyry copper deposits are made". 1976. Donald K. Mustard, are...concentrator medium. In most cases (as in the porphyry copper, stockwork molybdenum or tin cupola complexes)...possibly mobilization veins. The major porphyry copper deposits that have so far been recognized in three...Batholith near Arequipa, Toquepala-Cerro Verde district; in the centre, Morococha and in the north, Michiquillay)...fissure veins and branching vein sets from a central copper zone (with a small segment rich in quartz-molybdenite |  | | Journal (issue) | | Mining Engineering from the Columbia School of Mines in 1873. Shortly after graduation he invented his...Egleston (1832 1900), founder of the school of mines, wrote an article for the mining journal Iron Age...wrote, “the hammers and chisels of the School of Mines have been consigned to a drawer, as there is rarely...and had collected minerals from the Michigan copper mines (1868), from Magnet Cove in Arkansas (in 1875)...From 1885 to 1887 he worked at the Cerro de Potos mines in Bolivia, where he also collected minerals and |  | | Report (volume) | | .......:..................................... Stibnite.................................................Colo.; B, Hubnerite crystals from Regan mining district, 35 miles north of Osceola, Nev........................ XII. A, Scheelite from Clifton mining district, Deep Creek Mountains, Tooele County, Utah; B...slightly translucent specimens from Clifton mining district, Deep Creek Mountains, Tooele County, Utah; C...... XIX. Polished specimen from Humbug mining district, Yavapai County, Ariz., showing anastomosing wolframite |  | | Journal (issue) | | operations in the mountains now, but there are many old mines and mine dumps to attract the mineral collector...orange-yellow in color; it comes from Knittelfeld, Austria. (Bukanov, 2006). The Name Orpiment seems to be...minerals with the same name like gold, silver and copper. See Blackburn et al., 1997 for more details. The...page l) The Gold Creek Area Although. many of the mines and districts of the range are worthy of articles...combination, native gold with wulfenite. Even though the mines of the range are known to many mineral collectors |  | | Book | | practical dug mines to get at them underground. geological skill as they Copper and gold were first...the first great unconformities (see Reading the Copper and gold were both too soft to geology book, De...by Hutton’s ideas, more tin could be added to copper to make The rock hunters Below: None of these...and Below: Salt Cellar Tor in England's Peak District is one of several tors in this region. They are...Cuprite forms a bright green crust on oxidized copper minerals. Left: Rubies are among a number of rare |  | | Report (issue) | | MINERALOGY AS A GUIDE FOR EXPLORATION IN THE MONTEZUMA DISTRICT, CENTRAL COLORADO By Theodore Botinelly Open-File...--- -- Figure 2. Recorded production of major mines- -- Figure 3. Maps showing abundance of minerals...The Montezuma district of central Colorado is a small base metal-silver mining district containing vein...in part with the distribution of more productive mines and suggests areas favorable for further production...distribution of the more productive mines. Introduction The Montezuma district is an area of base metal-silver |  | | Journal (issue) | | is Xikuangshan, the site of the world’s largest stibnite mine. Berthold Ottens is a German dealer and author...wondering whether it says, for example, “Xuebaoding mines, Sichuan,” you can compare it to these characters...usually at the Tucson, Munich and Ste.-Marieaux-Mines shows, through American and European intermediaries...century A.D., during which time a total quantity of copper between 80,000 and 120,000 tonnes was extracted...ancient mine workings, there is a large open-pit copper mine which provides small calcite crystals and |  | | Journal (issue) | | Cripple Creek and Victor, f~.mous for their gold mines. Returning via Florissant one may visit the petrified...far from the railroad are three leading Buorspar mines being actively worked. Other fluori te deposits...and high grade specimens secured. These fluorspar mines are all in Chaffee County. Fluorspar comes in veins...mineral kingdom. Feldspar is found in the Turrett District, in Chaffee County. The dikes run from two to...deposits of calcite in blanket form in the Turrett District, in Chaffee County, and a very good showin,g of |  | | Book (volume) | | Germany, the German Democratic Republic, Poland, Austria, Switzerland, Czechoslovakia, the Netherlands and...Ilmenite—titanomagnetite formation Porphyry copper and polymetallic copper skarn . formation with Ste polvmerilic...Dinaric metallogenic province The western Macedonian district Iron ore deposits . Manganese ore deposits Molybdenum...epoch Lead—zinc deposits Antimony ore deposits Copper ore deposits Iron ore deposits . Molybdenum ore...Osogovo—Ograzden ore district The West Rhodope ore district The East Rhodope ore district The Srednogorié |  | | Journal (article/letter/editorial) | | reopening of long abandoned mines in Cornwall, England for rare leads and coppers; of a mine in Bolivia for...localities (Color ado rhodochrosite, Roumanian stibnite, Maine apatite, Pala tourmaline). Reworking of...century, but it w i l l not be the only one. N e w mines and unthought-of localities w i l l be very im...Zaire ( C o n g o ) . . . A huge, high grade ( 6 % copper) mala chite orebody w i l l be opened up in the...here, too. SarChesmah, Iran. . . A 500 million ton copper porphyry deposit with some oxide covering is now |  | | Catalog/List | | • • • • • • • Numerous specimens of metallic Stibnite from various localities with incredible crystals...World-class examples of iconic varieties like Stibnite, Fluorite, Pyromorphite, Hemimorphite and Calcite...terrains or, in many instances, saved from industrial mines. The exhibition runs through September 6, 2021 and...online. 72002 Fluorite Minggang Mine, Shihe District Xinyang, Henan China This adorable Fluorite from...500 72007 Malachite Liufengshan Mine, Guichi District Chizhou, Anhui China This specimen consists of |  | | Book | | certain metallic seams, in particular, tin, gold, copper, etc. —Deformations of the Earth’s crust take the...compounds: oxides, carbonates, sulphates, etc., of copper, lead, uranium, etc. Unlike the organic compounds...(pyrite), and sometimes pyramidal cubes (native copper). —Tetragonal: a straight prism, with a square...perpendicular to its longitudinal axis (becquerelite, stibnite). —Monoclinic: oblique prism with a diamond-shaped...Orpiment - Realgar . . Antimony - Mercury . . Stibnite Cinnabar Zinc Sphalerite..................... |  | | Journal (issue) | | GREEN CENTER OF THE C O LO R A D O SC H O O L OF MINES FRIDAY AN D SATURDAY PAPER SESSIONS /0 SUNDAY AN...Cliff Dr. Fallbrook, California 92028 normous stibnite crystals, universally considered to be the world’s...only briefly during the 1870’s and 1880’s, giant stibnite crystals from this single deposit are displayed...throughout the world. Even today Ich inokawa stibnite crystals head the list o f Japanese minerals most...prefecture (formerly Iyo Province). Many Ichinokawa stibnite crystals are identified by labels listing the |  | | Book | | hav,e earned medals of pure gold . To mountai.ns, mines and qu,a r,ries and even golden sands Prepared with...Chair 2022 Botallackite (Xtals 3mm) Bunmahon Mine, Copper Coast, Eire. Photo:John Hall CONTENTS Foreword... BOL1WOODITE 7mm. Goanikontes Claim, Araandis, Swakopmund District, Erongo Region, Namibia. Photo: John Hall CALCITE...and Wales, and gradually extended to the Lake District and Scotland. Later on, SMLS organised many overseas...afield and visited the Shows at Sainte-Marie-aux-Mines, Munich and Tuscan and these visits resulted in |  | | Report (issue) | | oan eGORY.C.oFER DOCK NEVADA AND BUREAU OF MINES Special Publication 31 in association with the... OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special Publication 31 University of...mineral occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved Manufactured in...(hardcover: alk. paper) 1. Minerals—Nevada. 2. Mines and mineral resources—Neavda. 3. Minerals—Collection...Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph | | | Report (issue) | | R EGOR Y C . F E R D OC K l NEVADA BUREAU OF MINES AND GEOLOGY Special Publication 31 in association...NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special Publica tion 3i University of...minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved Manufactured in...(hardcover: allc paper) 1. Minerals-Nevada. 2. Mines and mineral resources- Ncavda. 3. Minerals-Collection...te, r.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection. Photograph |  | | Journal (article/letter/editorial) | | Peru, is a zoned molybdenum, copper, zinc, lead, antimonyarsenic district which has historically been...molybdenum zone is typical of that of a porphyry copper deposit, in that fluorite, topaz or other fluorine...Geologic Setting Compaccha is a zoned polymetallic district containing a molybdenum porphyry in its core which...This paper combines both areas into one zoned district. Its future potential, however, appears to be...molybdenum porphyry present in the heart of the district. Regional Geology Fig. 1 (after HOLLISTER 1974) |  | | Book (edition) | | substances which they contain; for instance, deposits of copper are described together, with little or separate...Traces tion —Tenor ores ment—Copper—Lead and zinc — Gold and — Price Iron — Copper—Lead — Zinc —Silver— Gold...Ores of copper, lead, vanadium, and uranium in sandstone and shale— General features Origin Copper and lead...occurrences South America Africa Genesis of sedimentary copper ores Vanadium and uranium ores in sandstones Composition...Genesis Production and use The copper-bearing shales of Mansfield Copper sulphide veins in basic lavas |  | | Book | | A Range Guide to MINES and MINERALS " How and Where A ,-A 1 to Find Valuable Ores and Minerals...”— “Practical Virginia Kirkus RANGE GUIDE TO MINES AND MINERALS A by Jay Ellis Did you know that...generally absent. He tells where major existing mines are United States— from gopher size the in the...org/details/rangeguidetomineOOrans A Range Guide to Mines and Minerals Other Books by Jay FOSSILS IN Ellis...TRAILS PETRIFIED FOREST TRAILS A Range Guide to Mines and Minerals HOW AND WHERE TO FIND VALUABLE ORES |
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