 | | 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 |  | | 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 |  | | 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...Hodrusa-Hamre (in the Banska Stiavnica mining district) is also the type locality for hodrusite. V INTRODUCTION |  | | 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 Au–Te–Sb–Tl 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) | | Geology Auburn University Auburn, Alabama 36849-5305 GOLD! Downloaded by [Stockholm University Library] at...STANDPOINT it may be more difficult to acquire a good gold specimen than any other generally familiar, readily...literature abounds with papers dealing in all aspects of gold geology, metallurgy, mining, and utilization; those...those interested in delving deeper into gold should consider the excellent historical and geological summary...Mineralogical Record issues devoted to gold (vol. 13, no. 6; vol. 18, no. 1). Gold is, if nothing else, distinctly |  | | Book (edition) | | Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...various degrees. less common are malleable (e.g gold). ductile (e.g. copper). sectile (e.g. chalcocite)...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Another problem concerned genetic conditions in the gold-bearing "greenstone" in Abitibi province in northern...near Sobotfn, Moravia, Czech Rep., in skarn at the Sankt Christoph mine, near Breitenbrunn, Saxony, Germany |  | | 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 ¥& JOHN SINKANKAS, author and collector...epidote are omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy...the civilized world was now widely using bronze, gold, silver, and lead, no systematic method for the | | | Book | | FRANCE; Curator, School of Mines, Paris ^ F* HOFMANN, Professor, School of Mines, Freiberg, east Germany...j. schubnel, Pro 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...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy...the civilized world was now widely using bronze, gold, silver, and lead, no systematic method for the |  | | Journal (issue) | | Rosenzweig IN SID E FRO NT COVER: Richard W . Thomssen Gold from the St. Josefs mine, Verespatak, Romania (left)...from the including photocopying —without emerald mines on the written permission from the Takowaja River...Eastern Bloc tend to favor minerals from local mines. Because most o f the best crystals from the Harz...Schemnitz) is very old. Celtic tribes first worked the gold, silver, lead, copper and zinc orebodies which surfaced...identifies Banska Stiavnica as the oldest mining district in all of Czechoslovakia. Early miners built homes |  | | Journal (article/letter/editorial) | | known for a single discovery of large masses of gold and tellurobismuthite (“tetradymite”), virtually...important with respect to value, if nothing else. Gold specimens touted to be from localities that were...to late-1800s things began to change. Attractive gold specimens became increasingly available from a wide...wide variety of California localities. Colorado mines began to produce fine specimens as did those in...localities that produced good coarse gold. Entire collections focusing on gold were assembled by wealthy collectors |  | | Journal (article/letter/editorial) | | Crystallography, Metallography and Composition of Gold Robert M. Hough1, Charles R. M. Butt1 and Jörg Fischer-Bühner2...is an element, a metal and a mineral. In nature, gold most commonly occurs as an alloy with silver and...reacts. These properties offer insights into how gold deposits have formed and been altered, whether under...hydrothermal or Earth-surface conditions. Native gold nearly always occurs as an alloy with Ag; natural...platinoids, Hg, Pb, Sn, Sb and Bi are much rarer. Gold and Ag have the same atomic radius and so can form |  | | Book (edition) | | contributed to an important exhibition in 1971 at the Electrum Gallery, London, which showed for the first time...America and Australia. Bury’s early work combined gold with coloured, translucent acrylic, but in 1975...plinth. Fritz Maierhofer. Acrylic sheet, gold. 10cm. Austria, 1973 Above right, First landscape project...1975 Right, Diagonal. Claus Bury. Copper, silver, gold. 10.5 cm. West Germany, 1977 Austrians Waltrud... Set of five gold rings. Wendy inlaid with red enamel. 3.5 cm. UK, 1971 Ramshaw. Gold, Right, Rings |  | | 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 ............................................... |  | | Report (issue) | | Resources Consultative Committee Mineral Dossier No 14 Gold Compiled by R S Collins PhD, DIC, BSc, FGS, FAGS...No12 Slate No13 Gypsum and Anhydrite No 14 Gold Acknowledgements The compiler wishes to record...Office, the Department of Industry and Consolidated Gold Fields Limited for providing comment and information...19 19 Monetary Commercial tablets gold Legal tender coin The gold standard Jewellery Textiles Ceramic...recovery Refining Fabrication Methods of analysis for gold 36 36 36 37 37 38 38 39 39 Page Production United |  | Xue, J. L., Pang, Z. S., Cheng, Z. Z., Chen, H., Tao, W. (2019) Metallogenic Regularity and Prospecting Predictions of Gold Deposits in China. Geochemistry International, 57 (12) 1276-1294 doi:10.1134/s0016702919120127 | Journal (article/letter/editorial) | | Metallogenic Regularity and Prospecting Predictions of Gold Deposits in China J. L. Xuea, *, Z. S. Panga, **...analysis of 1572 small and above-scale gold deposits in China, the gold deposits are divided into four types...types. The spatial and temporal distribution of gold deposits in China is non–uniform, as 60% of the...representative gold deposits, this paper suggests that there are mainly two kinds of gold deposits in China...concentrations of As and Sb. The fineness of the gold is generally below 900. Unequal proportions of K–feldsparization |  | | Book | | The FIRST BOOK of GOLD X 553.^13 Luhrmann, W. The first book of gold. 61176 DATE DUE i^R 9 5 1997...for fines. m/j&&sj6530 The FIRST BOOK of GOLD Gold death mask of a Mycenaean prince, about the (Hirmer...Fotoarchiv) first century B.C. The FIRST BOOK of GOLD by Winifred B. Luhrmann Illustrated with Photographs...RAFAEL. CALIFORNIA CONTENTS Gold, the Precious Metal How Is 1 Gold Obtained? The Processes of Finding... Mining, Testing, and Refining Gold Gold Has Many Uses 5 18 Gold in Ancient Civilizations 29 Alchemists |  | | Journal (article/letter/editorial) | | and the symposium is Gold. In the early years of the Tucson show, the price of gold was The Mineralogical...governmentally established at $35/troy ounce, and while gold no longer officially backed American currency, it...countries. Few gold mines operated in the United States during these years; most earlier mines had failed...forced closure during World War II. The active mines were for the most part underground operations whose...costs had to be balanced against the fixed price of gold, and profits consequently were low. There were universally |  | | Journal (article/letter/editorial) | | com/locate/oregeorev Characteristics and genesis of Kanggur gold deposit in the eastern Tianshan mountains, NW China:...2002; accepted 11 March 2003 Abstract The Kanggur gold deposit lies in East Tianshan mountains, eastern...eastern section of Central Asia orogenic belt. The gold mineralization occurs on the northern margin of the...andesite, dacite, tuff and subvolcanic rocks. The gold ore bodies were distributed in transition zone from...EW-trending normal brittle – ductile shear zone. The gold ore bodies are composed of Au-bearing altered rocks |  | | Book | | VM $17.50 ^ (5 > THE BOOK OF GOLD Kenneth Blakemore some of the most striking color photographs...and commerce throughout history. The history of gold is in many ways the history of civilization itself...earliest societies significance —a with role gold played in the that combined mystic supreme symbol...traces its history to the present. The influence of gold on the rise and fall of ancient authority civilizations...eminently readable, sumptuously illustrated. Book of Gold is concerned primarily with the spectacular work |  | | Journal (article/letter/editorial) | | Beautiful blues, blue greens, and greens from Nevada Mines. McGinnis, Cedar Mt., or Gabbs all in matris @ $15...SHIPMENT: LABRADORITE — Ma dagascar, blue, green, gold, Vz oz. $3.50. Kundalilla amethyst, deep purple...quartz, beautiful large specimen $4.00. Ancient gold coin (India) $10.00. J . Murphy, Box 8823, Fountain...material, high grade. Crushed, screened. Lots of golds, reds, blues, some blacks. 850 per pound, plus 17*...498A, Sandston, Va. 23150 GOLD — Crystalline type, $2.50. Placer, $2.50. Gold-bearing sand, $1.50 attrac |  | | Book | | comparative study from colleagues, institutes, and mines; many samples were collected by the writer himself...Quartz alone in just one group of ore deposits (the gold-quartz deposits), and he will not expect t h a t...contents of lead and galena, sphalerite, silver, gold, and palladium. I n places of extreme differentiation...found, and occasionally also molybdenite, graphite, gold, and others. At Magnet Heights, Transvaal, the sulphide...hydrotherm.) gold + scheelite gold -f- quartz + tourmaline gold 4- quartz ± bismuth gold -f quartz + |  | | Journal (article/letter/editorial) | | Beautiful blues, blue greens, and greens from Nevada Mines. McGinnis, Cedar Mt., or Gabbs all in matris @ $1...SHIPMENT: LABRADORITE — Ma dagascar, blue, green, gold, Vi oz. $3.50. Kundalilla amethyst, deep purple...TUMBLING MATERIAL — Large variety of Blues, Reds, and Golds. High Polish. 85(2 per lb. plus 17(2 per lb. postage...Minerals. Route 1, Box 498A, Sandston, Va. 23150 GOLD — Crystalline type, $2.50. Placer, $2.50. Cold-bearing...beraunite, cuprosklodowskite, clinopti lolite, electrum, howieite, pyromorphite, silver, skutterudite |  | | Book (volume) | | Ol’ga V. Bobrova and Evgeny G. Sidorov Mustard Gold of the Gaching Ore Deposit (Maletoyvayam Ore Field...and Ekaterina A. Selivanova Mustard Gold in the Oleninskoe Gold Deposit, Kolmozero–Voronya Greenstone...Characteristics of Supergene Gold of Karst Cavities of the Khokhoy Gold Ore Field (Aldan Shield, East...Composition and Ligand Microstructure of Arsenopyrite from Gold Ore Deposits of the Yenisei Ridge (Eastern Siberia...of Two Type Orebodies from the Nibao Carlin-Type Gold Deposit, Guizhou, China Reprinted from: Minerals |  | 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 |  | | Book | | wrist is a bracelet, intricately patterned, made of gold, with a few coloured stones. As my glance down...whose nymphs and goddesses wear heavy chains of gold when wearing little else. As an extension of this...civilizations. Because of the peculiar properties of gold, jewels have frequently survived where every other...precious; it is with the Bronze Age and the discovery of gold - which fulfils those three virtues - that our story...metals and the development of metalwork techniques. Gold has always been the favourite material for both |
|
