 | | 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...cabinet-size specimens of molybdenite from the Pine Creek mine, Annex claims, Bishop district, Inyo County, California...specimens are massive mixtures of many minerals, the molybdenite forming lenses and veins in chowdery-looking |  | | 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...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, 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...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 | | 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 |  | | 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...Grossgreiner Mt., overlooking Zillertal Valley, Tirol, Austria, and at Passo di Vizze, Trentino-Alto Adige, Italy |  | | Journal (issue) | | 264 St. James Collections Colorado School o f Mines Golden, CO 80401 303-273-3823 Mon-Sat 9-4, Sun 1-4...Articles Famous mineral localities: the Kingsgate mines ........................................ 265 by...reserved. FAMOUS MINERAL LOCALITIES: the Kingsgate Mines NEW SOUTH WALES, AUSTRALIA Brian M. England Broken...were among Australia's leading producers o f molybdenite and bismuth in the early 1900s. In the course...mining some o f the world's finest specimens o f molybdenite were recovered, along with outstanding bismuth |  | | Journal (issue) | | AUSTRALIAN GOLD! ~ THE Ā·MINERALOGICAL RECORD J-..; MARCH-APRIL 2021 ā¢ VOLUME 52 ā¢ NUMBER 2 ā¢ $25 ...gemgypsy@bellsouth.net AUSTRA LI AN GOLD! MARCH-APRIL 2021 Articles The Dragon's Lair gold, Beta Hunt mine, Western....... 107 ,:..,THE MJNERALOCICAL RECORD~ COVER: GOLD ("The Dragon's Lair" specimen), 49.5 cm (over 49...(deceased) Philip G. Rust (deceased) SENIOR FELLOWS Gold Level Scott A. Rudolph (2020) Paradise Woods (2019)...started throwing these when I noticed a small vein of gold running through one chip. I 107 Forrest Cureton |  | Chen, Maohong, Mao, Jingwen, Li, Chao, Zhang, Zhiqiang, Dang, Yuan (2015) ReāOs isochron ages for arsenopyrite from Carlin-like gold deposits in the YunnanāGuizhouāGuangxi āgolden triangleā, southwestern China. Ore Geology Reviews, 64. 316-327 doi:10.1016/j.oregeorev.2014.07.019 | Journal (article/letter/editorial) | | isochron ages for arsenopyrite from Carlin-like gold deposits in the Yunnan-Guizhou-Guangxi āgolden triangleā...isochron ages for arsenopyrite from Carlin-like gold deposits in the Yunnan-Guizhou-Guangxi āgolden triangleā...isochron ages for arsenopyrite from Carlin-like gold deposits in the Yunnan-Guizhou-Guangxi āgolden triangleā...one of the regions hosting Carlin-like gold deposits in China. Gold deposits in this region can be grouped...by stratigraphy. Arsenopyrite is one of the major gold-bearing minerals in these deposits. Rhenium -Os |  | | Report (issue) | | knowledge of the authors. Likewise, U.S. Bureau of Mines maps depicting locations of mining claims were used...and serves to link the map and table. Name(s) of mines or prospects are derived from published sources...Claims may or may not be active. Probably some of the gold deposits that are listed as prospects have had at...Geological and Geophysical Surveys, or Bureau of Mines field investigations. Numerous, apparently insignificant...or prospects are known only from U.S. Bureau of Mines claim maps (1974, 1977); information on these deposits |  | | Book | | (bottom), also known for obvious reasons as āfool's gold'. and there in the stone you may actually see fossils...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...and Below: Salt Cellar Tor in England's Peak District is one of several tors in this region. They are |  | | Report (issue) | | TH WALES. DEPARTMļæ½NT OF MINES. GE0Ā£;6GICAL SURVEY. . G. ļæ½ļæ½DREWS, Government Geologist. MINERAL RESOURCES...Inspector of Mines, N.S.W. Issued under the direction of the Hon. J. M. Baddeley,, Minister for Mines. ;Ā·....,Ā·,.ļæ½ i e'2.. NEW SOUTH WALES. DEPARTMENT OF MINES. GEOLOGICAL SURVEY. E. C. ANDREWS, Government Geologist...Inspector of Mines, N.S.\V. Issued under the direction of the Hon. Minister for Mines. l J. M. Baddeley...l\Janoger, tmd later Ā·as a Go,Ā·omrnent Inspector of Mines, had exceptional opportunities for examining thcr |  | | Catalog/List | | NATURE & SCIENCE AUCTION DECEMBER 8, 2021 | DALLAS GOLDS, GEMS & FINE MINERALS Front Cover Lot: 72050 Inside...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...grouping of Gemstones from all over the world, like the Gold and various other unique items, the first session...something special. The amount and variety of significant Gold in this sale are unparalleled, with spectacular |  | | 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) | | mineralogical literature of one of Americaās greatest mines. It was written by a geologist who likely has the...unusual fluorites, odd galenas, unusual golds, nice molybdenite crystals, good rhodochrosite and tetrahedrite...multiple pages are devoted to important species such as gold, diamond, and quartz, for example. Fundamental data |  | | Journal (article/letter/editorial) | | known for a single discovery of large masses of gold and tellurobismuthite (ātetradymiteā), 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 (issue) | | mineral localities: The Bastnas Mines, Riddarhyttan Ore Field, Bergslagen District, Vastmanland, Sweden ......BASTDAS ffiIDES RIDDARHYTTAD ORE FIELD, BERGSLAGED DISTRICT, VASTffiADLADD, SillEDED Lennart Ohman Hi:igviltsvagen...south-central Sweden, where tens of thousands of different mines have been worked for nearly a thousand years. Iron...fields, with approximately 300 large and small mines. Iron ore mining began in the mid-14th century,...certainty from the mid-14th century, making this district one of the oldest in Sweden. Though the mine was |  | | Book | | index. 1. Mines and mineral resourcesāAsia. 2. Mines and mineral resourcesāAustralia. 3. Mines and mineral...them, mineralogists have come to recognize certain mines, quarries, and mineral deposits as having produced...notable example in this category is the Nuristan District of Afghanistan, which over the past 10 years has...Tochigi Prefecture, Honshu The Ani and Arakawa Mines, Ugo Province, Akita Prefecture, Honshu The Obira...Prefecture, Honshu References 2. China Wanshanchang Mines, Toon Yen (Tungyen) Prefecture, Kweichow Guizhov |  | | 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...are also found, and occasionally also molybdenite, graphite, gold, and others. At Magnet Heights, Transvaal...work) molybdenite molybdenite molybdenite i powellite molybdenite (partly hydrotherm.) gold + scheelite |  | | Journal (issue) | | ore reserves. The second contract \,Ā·ent to Mount Golds,vorthy o,,Ā·ncd by Mount Goldsfields of Australia...Australia, Utah Construction and Mining, and Cyprus Mines - \vhich will s upply 16.5-million tons of ore \vorth...fron1 the current 500 tpd to 1500 tpd. Consolidated Gold Fields h as purchased Australia's Mt. Lyell Mining...The company- forrnerly kno,vn as Loloma (Fiji) Gold Mines is investigating several tin-bearing ore bodies...Central Mining & Investn1cnt and Coru.olidated Mines Selection. A ne\\' holding company, Charter Consohdated |  | | Journal (article/letter/editorial) | | mineralogical literature of one of Americaās greatest mines. It was written by a geologist who likely has the...unusual fluorites, odd galenas, unusual golds, nice molybdenite crystals, good rhodochrosite and tetrahedrite |  | | Report (issue) | | are maintained as part of a statewide database on mines, prospects and mineral occurrences throughout Alaska...Pb Other: As Ore minerals: Arsenopyrite, galena, gold, pyrite Gangue minerals: Limonite, quartz, sericite...arsenopyrite with trace amounts of silver and free gold. Gold is preferentially in smaller quartz veins, none...pyrrhotite-rich material in place carried 0.96 oz/ton gold. (Maloney and Thomas, 1966, Table 5; C.C. Hawley...grade samples were taken by the U.S. Bureau of Mines in 1959 and by the Alaska Division of Geological |  | | Journal (issue) | | chalice, which also uses 53 emeralds and 513 grams of gold. Courtesy of Buccellati o f Beverly Hills, California...part of the "Bc~ccellati-Artistry and Gemstones i n Gold" exhibit. Photo @Harold &> Erica Van Pelt-Photographers...Hurlbut Idaho Opal & Gem Corporation International Mines Outlet Craig Jackson E. Alan Jobbins Johnson Gems...U. S. A. Doug Turet Bill Underwood V.O.I.C.E.of Gold West Coast Semi-Precious Stone Ron Yehuda 'Partial...Synthetic Star Ruby Winter 1992 Determining the Gold Content of Jewelry Metals Diamond Sources and Production |  | | Journal (article/letter/editorial) | | , 15, 29, 55. Quads: Richardsville ( 7 I / 2 ) (gold area) ; Warrenton (15), Catlett (15), Front Royal...Middleburgh, all (JY ) Min. Johnston Gold M. nr. Gold Vein (vilĀ lage) . Gold panning on run S of Rte. 809 which...which leads off Rte. 615 from Rte. 17 nr Gold Vein P.O. At Gold Vein P.O. take Rte. 615 S for % Mi. to...Mr. Brickhill. Liberty Gold M. Take Rte. 651 W from Rte. 17 from point N of Gold Vein. Follow to town dump...View Gold M. Continue SW of road above from Liberty M / to 1 Mi. on N W side of road. Bancroft Gold M. |  | | Book | | ORESā 1. NOBLE OB. PRECIOUS METALS. Gold ..... Telluric Gold .... Platinum . . . .44 Black-band...63 Tungsten, Scheelite Molybdenum. Zinc. Molybdenite Blende, Su-lphuret of Zinc 64 Oxide of Zinc...metallic lustre. We make use of the expressions gold-yellow, brass-yellow, silver-white, tin-white, lead...generally found loose in the sand, especially along with gold dust, as is shown in an example in the British Museum...possesses a speciĀ¬ men of a crystal attached to alluvial gold. In Brazil it has been found in itacolumite or flexible |
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Gold mines, Schellgaden, Muhr, Tamsweg District, Salzburg, Austria