 | | Report (issue) | | Gold in Minerals and the Composition of Native Gold Gold in Minerals and the Composition of Native...Native Gold By Robert S. Jones and Michael Fleischer GEOLOGICAL SURVEY Washington 1969 CIRCULAR 612...considerations ----------------------------------------Gold in minerals ------------------------------------------------------...------------- _ Composition and the fineness of gold ---------------------------- ___ References cited...Analyses of gold in minerals made since 1954 --------------------10 4. Variation in fineness of gold with depth |  | | Book | | FRANCE; Curator, School of Mines, Paris 4 F. HOFMANN, Professor, School of Mines, Freiberg, EAST GERMANY...H. J. SCHUBNEL, Professor and author, School of Mines, Paris, FRANCE Ā„& JOHN SINKANKAS, author and collector...epidote are omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites...mineral aggregate were the primary sulfides of galena and sphalerite with the mineralized mass surrounded...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy | | | Book | | FRANCE; Curator, School of Mines, Paris ^ F* HOFMANN, Professor, School of Mines, Freiberg, east Germany...j. schubnel, ProĀ fessor and author, School of Mines, Paris, FRANCE ^ JOHN sinkankas, author and collector...epidote are omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites...mineral aggregate were the primary sulfides of galena and sphalerite with the mineralized mass surrounded...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy |  | | Journal (article/letter/editorial) | | Characteristics of Supergene Gold of Karst Cavities of the Khokhoy Gold Ore Field (Aldan Shield, East... Abstract: Typomorphic features of supergene gold in karst cavities were studied in the recently discovered...discovered AuāTeāSbāTl deposit within the Khokhoy gold ore field of the Aldan-Stanovoy auriferous province...supergene gold, massive and porous, are recognized there. The first type is represented by gold crystals...impurity. The second type is represented by mustard gold of two types with different internal structure: |  | | Journal (article/letter/editorial) | | 02138 francis@eps.harvard.edu I e ee on Russian Gold 0 0 Slls All photos by Jeff Scovil of specimens...the gold mining districts of Russia, the history of their discovery, their geology, and their gold production...American collectors have ever had to study Russian gold specimens. What is their actual experience of seeing...Russian gold are much better in Europe than in North America. The impressive nuggets of gold (and platinum)...notably Krantz, were the important sources of Russian gold specimens for American collectors. Leibov is frank |  | | Book | | minerals. From precious native elements such as silver, gold and copper to complex silicates such as vesuvianite...pride of any geological collection. From the green, gold and blue iridescent sheen of labradorite to the...(bottom), also known for obvious reasons as 'fool's gold'. stone lying there. To start with, they probably...of an ancient treasure, lapis lazuli. Copper and gold were first used at least 10,000 years ago. They...times. colour makes them easy to see. Copper and gold were both too soft to make tools from, but the discovery |  | | Journal (issue) | | Western Tasmania, the Heazlewood district, and the Dundas district. The Dundas Ag-Zn-Pb mining field...10 km east of Zeehan, and contains a number of mines. Two of them are especially productive in terms...Pocketā, 10.1 cm high. Gobin specimen. Crystalline gold from Round Mtn, USA Read on page 7 R. Scott WERSCHKY...Tucson Gem and Mineral show, and seeing some new golds from a mine you have never heard of. They are leafy...leafy specimens with bright, shiny, yellow gold and hints of octahedral crystals on the edges. The specimens |  | | Journal (issue) | | and dealers. In 1972, he made a trip to the ore mines of Peru where he acquired many imported specimens...Dixie mine in Idaho Springs for leaf gold and crystallized gold in 1976, and that same year began importing...includes a fantastic suite of leaf and crystallized golds, fluorites, and rhodochrosites, as well as suites...suites of minerals from Mt. Antero, the ore mines of the San Juan Mts. and the Leadville area, amazonite...Calabrian dialect of that language), about Colorado gold and its localities for the mineral magazine, Rivista |  | | Journal (issue) | | Advertising Manager Thomas P. Moore Tpmoorel@cox.net A gold specimen from the Spanish Dry Diggings, Eldorado...Albite, 11.2 cm, from the La Marina mine, Muzo District, Boyaca Department, Colombia. See the article...mineral room wall. And in 2016 we began presenting gold medallions-large pins with a magnetic clasp--that...IHI1IJNGA1llY. Figure 1. "Internal view of the silver mines near Schemnitz, in Hungary" published by C. Brightly...stephanite, barite, calcite, aragonite, diaspore, galena, sphalerite, inesite and many other species. Hodrusa-Hamre |  | | Book | | (bottom), also known for obvious reasons as āfool's gold'. and there in the stone you may actually see fossils...deep underground, such as those in the Austrian Tyrol and in Cornwall. Again, locating these sources required...practical dug mines to get at them underground. geological skill as they Copper and gold were first used...great unconformities (see Reading the Copper and gold were both too soft to geology book, De Re Metallica...as nickel years and some brand new - and is and gold that combine readily with rarely more than 10km/6 |  | | Book (edition) | | i'vi'r^iir^M MINERALOGY-, INCI '-DINO OBSERVATIONS ON MINES, ROCKS, REDUCTION OF ORES, AND THE APPLICATIONS...by DURRIE & PECK in the Clerk's Office of the District Stereotyped by J. H. New BENHAM, Haven, Ct...mining, their modes of reduction, the yield of mines in different countries, and the various applications...descriptions, there follow general remarks on mines, metallurgical processes, and other useful information...Pennsylvania. Ure's Dictionary of Arts, Manufactures, and Mines, has been a work of frequent reference, and the |  | | Book (edition) | | mining, their modes of reduction, the yield of mines in different countries, and the various applications...descriptions, there follow genera! remarks on mines, metallurgical processes, and other the the strict-...Pennsylvania. Ureās Dictionary of Arts, Manufactures, and Mines, has been a work of frequent reference, and the...Noble Metals. 1. Platinum, Iridium, Palladium, 2. Gold, 3. Silver, Supplement Chap. VII. ā¢ ā¢ ā¢ ...Containing augite. Auriferous. [Lat. aurum, gold.) Assay. Containing gold. Axes, 24 of double refraction, 59 |  | | Journal (article/letter/editorial) | | at 05:28 13 April 2015 Gold from GEORGIA Figure 1. A rare crystallized gold specimen from the Loud...lthough famous for its historical gold production, Georgia has few gold specimens with acceptable attribution...today. These specimens occur as nuggets or masses of gold ROCKS & MINERALS JULIAN C. GRAY Tellus Science...from placer and saprolite deposits and as visible gold in quartz mined from lode deposits. Crystals are...have produced the occasional excellent gold crystal. Georgia gold deposits are restricted to the crystalline |  | | Report (issue) | | 15 of these specimens to the 2019 Ste.-Marie-aux-Mines Show in June, and maybe a dozen dealers had the...past decadeā from the Sounion mines in the southern part of the district. The specimens are crusts of...$2,000). Smithsonite, 11.5 cm, from the Sounion mines, Laurium, Attika, Greece. Greek Rocks specimen and...from the Pine Creek mine, Annex claims, Bishop district, Inyo County, California now inhabit the site...from the Pine Creek mine, Annex claims, Bishop district, Inyo County, California. The Crystal Mine specimen |  | | Journal (issue) | | White Development Officer William D. Panczner GOLD! Associate Editors written content Paul E. Desautels...Julius Weber Mamaroneck, N.Y. Articles Collecting gold mining memorabilia................................323 by W. E. Wilson and R. Bentley Nova Scotian gold ..................................................County, California: a modem source of crystallized gold .................................................... 347 by A. R. Kampf and P. C. Keller Harvard gold ............................................... |  | | Journal (issue) | | (like Harvard, the Carnegie Museum and the cole des Mines) have begun programs to photograph their specimens...Michigan Tech and joined Einer Erikson at Silver King Mines in Ely, Nevada in 1963, where he worked as an exploration...ready to show it off. In 1965 he left Silver King Mines to manage the Research Laboratory for Phelps Dodge...such as pyrrhotite, arsenopyrite, sphalerite and galena, associated with well crystalli ed uart , dolomite...their mines, most of which were flooded or otherwise rendered inactive during the war. These mines are |  | Meng, Lin, Huang, Fei, Gao, Wenyuan, Wang, Daoheng, Zhu, Jianxi, Xing, Changming, Tan, Wei, Tang, Xu (2020) Multi-stage hydrothermal processes at the Laozuoshan gold deposit in NE China: Insights from textures and compositions of sulfide assemblages. Ore Geology Reviews, 117. 103275 doi:10.1016/j.oregeorev.2019.103275 | Journal (article/letter/editorial) | | Multi-stage hydrothermal processes at the Laozuoshan gold deposit in NE China: Insights from textures and...Multi-stage hydrothermal processes at the Laozuoshan gold deposit in NE China: Insights from textures and... Multi-stage hydrothermal processes at the Laozuoshan gold deposit in NE China: Insights from textures and...Ministry of Education on Safe Mining of Deep Metal Mines, and School of Resources and Civil Engineering,...100029, China Abstract The Laozuoshan gold deposit is a large gold deposit which experienced Variscan skarn |  | | Journal (article/letter/editorial) | | of Birmingham] at 07:41 09 January 2015 Specimen Gold from the' - _ Great Basin Minerals Lisa Court...collection Figure I . Overview of the Olinghouse district, looking northeast: Pete Evatt photo. very fine...fine and unusual wire and nestlike, wiry aggregate gold specimens. Behind the discovery and distribution...Ci full-tiine ininem1 clealei: Location This district is located about 35 miles east of Reno, near the...certificate. Figure 4. Map of the Olinghouse district, courtesy Alta Gold Company. brutal at Olinghouse-gale-force |  | | Report (issue) | | (see under āGalleriesā) are a few crystal groups of gold from a find in September 2015 at Serra do CaldeirĆ£o...2016 issue now being printed), this is marvelous gold and thereās plenty of it: hundreds of first-rate...tortured-looking, are sharp-edged all around: the gold stayed āin placeā once weathered out from its host...web dealers besides Rudolf now also have the new golds from Brazil, but to get a feel for how good they... who is also offering fine gold specimens from the new occurrence. Gold, 1.9 cm, from Serra do CaldeirĆ£o |  | | Journal (article/letter/editorial) | | The M OC K I N G B I R D Gold Mine Downloaded by [University of New Mexico] at 10:16 27 November 2014... or the avid mineral enthusiast, gold, especially crystallized gold, is one of the most coveted of all...all collectible species. Of the thousands of known gold occurrences, few have produced aesthetic macroscopic...of the finest gold specimens known, including incredible examples of crystallized gold from the Colorado...Sixteen-to-One, Eagleās Nest, Diltz, Artru, and Mockingbird mines. These specimens commonly have bright luster and |  | | Journal (issue) | | DeMouthe Famous mineral localities: The Magdalena district, Kelly, New Mexico .............................Hammond Famous mineral localities: The Hansonberg district, Bingham, New Mexico .............................57 by R. S. DeMark The New Mexico Bureau of Mines Mineral Museum ...................................covers not just the Kelly mine but the MagĀ dalena district as a whole. This is not to say, of course, that...contributed two articles, one on the Red Cloud mines (11, 69-72) (not to be confused with Arizonaās more |  | | Journal (issue) | | (deceased) Peter L. Via (deceased) SENIOR FELLOWS Gold Level Scott A. Rudolph (2022) Gail & Jim Spann...of the English Lake District that is now within the borders of the Lake District National Park. The nearest...built specifically to process the ores from local mines. Figure 2. Hugh Lee Pattinson (1796ā 1858) patented...romanĆØchite. In places, the veins are mineralized with galena, cerussite and mimetite-pyromorphite. The Brandy...more than 808 to the west, and is mineralized with galena, cerussite and possibly copper minerals. The North |  | | Catalog/List | | NATURE & SCIENCE AUCTION DECEMBER 8, 2021 | DALLAS GOLDS, GEMS & FINE MINERALS Front Cover Lot: 72050 Inside...Monday, December 6 ā Tuesday, December 7 | 10:00 AM ā 5:00 PM CT View lots & auction results online at...LOT SETTLEMENT AND PICK-UP Available weekdays 9:00 AM ā 5:00 PM CT starting Thursday, December 9 by appointment...featuring a boutique sale of incredible Golds ā including the largest Gold nugget ever found in Alaska AND the...worldās largest single Gold crystal ā all part of a great assortment of some 50 Gold specimens in nugget |  | | Journal (issue) | | However, if you have a special Afghanistan, Nuristan mines Arizona, Blue Ball mine Castle Dome dist. Fat Jack...mine Purple Passion mine Red Cloud mine Silver District Tonopah-Belmont mine Western Union mine Arkansas...mine Broken Hill mines Burra Burra mine Gold localities Kingsgate mines Moonta district Mount Bonnie mine...Island Tasmanian mines Wallaroo district Widgiemooltha Austria, Annaberg dist. Bleiberg mines Knappenwand...mine Silvana mine Van Silver mine Bulgaria, Madan mines California, Benitoite Gem mine Billie mine Blue |  | | Journal (article/letter/editorial) | | of Friends of Mineralogy, the Colorado School of Mines, and the Denver Gem and Mineral Council are hosting...hosting a symposium at the Colorado School of Mines, in Golden, on that same subject on 10 September, the...at the Sunshine No. 2 mine, Hansonburg mining district, Bingham, New Mexico, and (right) Bruce Cairncross...the West Sunday mine, Gypsum Valley, Slick Rock district, San Miguel County, Colorado. A paper on rakovanite...Exhibits from Major Museums & Private Collections GolD PanninG Special Lectures DemonstRations āMr Bonesā |
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