 | | 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...frequently recommended mineral—predictably—was white quartz (rock crystal). It was obvious that any selective...omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites? When the...importance when it occurred with a white mineral such as quartz or calcite. 5. Color. The shade, hue, and intensity | | | 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...frequently recommended mineral—predictably—was white quartz (rock crystal). It was obvious that any selective...omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites? When the...importance when it occurred with a white mineral such as quartz or calcite. 8 J 5. Color. The shade, hue, and |  | | Book | | second piece: the flakes are mica, the glassy grains quartz, and the yellowish grains feldspar. The whole specimen...not always a rock. On the other hand, gold and silver, found pure or in the 'native' state, are indeed...hich feldspar, quartz, and mica are the main constituents. Quartzite consists of quartz only, mica schist...schist of quartz and mica, and eclogite of garnet and augite. There are also rocks which consist of fragments...found and smelted. Remains of Bronze Age copper mines can be found, for instance, in various parts of |  | | Book | | lava solidified into a black rock, containing no quartz but rich in the feldspar minerals pyroxene and...other minerals that sometimes occur in this way are quartz, pyroxene and olivine. A common type of traprock...its coarse grain structure. It contains mostly quartz and orthoclase feldspar with some smaller amounts...cases. Syenite is similar to granite but with no quartz. Sandstone (South Dakota, USA) _9_ A darker...similar structure is diorite. These rocks are poor in quartz but rich in plagioclase feldspar. Darker and even |  | | Journal (issue) | | Articles Famous mineral localities: Bleiberg, Carinthia, Austria ...........................................6 cm, from the Stefanie mine at Bleiberg, Carinthia, Austria. Photo by Werner Lieber. For a detailed review...1 famous mineral localities: Bleiberg Carinthia, Austria Gerhard Niedermayr* Department of Mineralogy-Petrology...History Museum of Vienna Burgring 7, A-1014 Vienna, Austria leiberg is among the most famous o f European...Bleiberg is located in southern Austria, in the province of Karn;n (Carinthia), just a few kilometers north |  | | Journal (issue) | | Bancroft The occurrence of Japan-law twinning in quartz ... 137 by R. B. Cook Hureaulite and barbosalite...Mateo, CA) Thomas N. McKee, Arizona Turquoise and Silver (Scottsdale, AZ) John C. Medici (Dublin, OH) Frank...lous photos of the abandoned Japanese stibnite mines,” he said to me when I visited him in Fallbrook;...demonstrates the value of personal encounters with the mines and the miners. American Sapphire mine, Yogo Gulch...Monster mine, Prince of Wales Is., Alaska Joplin District, Joplin, Missouri Coleman mine, Jessieville, Arkansas |  | | Report (issue) | | and a regular setter-upper at the Ste.-Marie-aux-Mines and Munich shows, has started a website, Mintreasure...the photos) little apparent damage, and many have quartz crystals in association. Priced at $85 to $375...Vale das Gatas mine group, Sabroda, Vila Real district, Norte Region, Portugal. Fabre Minerals specimen...but from several mines in the Vale das Gatas mine group, Sabrosa, Vila Real district, Norte Region. These...dodecahedral faces. Quartz and feldspar appear in supporting roles. The Vale das Gatas district is the subject |  | | Journal (issue) | | .....................447 COVER: FERBERITE and quartz, 7 cm, from Mundo Nuevo, La Libertad, Peru. Marvin...However, if you have a special Afghanistan, Nuristan mines Arizona, Blue Ball mine Castle Dome dist. Fat Jack...Geronimo 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 | | | Journal (issue) | | Bancroft The occurrence of Japan-law twinning in quartz ... 137 by R. B. Cook Hureaulite and barbosalite... CA) Thomas N. McKee, Ari-1:.ona Turquoise and Silver (Scottsdale, AZ) John C. Medici (Dublin, OH) Fran...lous photos of the abandoned Japane e stibnite mines." he said 10 me when I visited him in Fallbrook:...demonstrate the value of personal encounters with the mines and the miners. American Sapphire mine, Yoga Gulch...Monster mine, Prince of Wales Is., Alaska Joplin District, Joplin. Missouri Coleman mine, Jessieville. Arkansas |  | | Journal (article/letter/editorial) | | on the structure, chemistry, and texture of wire silver for a master’s of science degree at Miami University...ander210@miamioh.edu rakovajf@miamioh.edu & Wire Silver Kongsberg, Norway Wire Gold Ground Hog Mine, Gilman...Gilman, Colorado S ince the dawn of civilization, silver and gold have been treasured for their surpassing...coins are Figure 1. Section cut through a wire silver from Kazakhstan shows roughly equigranular texture...alloy of silver and gold (Wallace 1987). Throughout history and around the globe, gold and silver have been |  | | Journal (issue) | | Slovenia, Olaf Medenback Yugoslavia (top); and silver Eric Offermann from the Anton mine, Wieden, West...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...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 (issue) | | (“Hat Yai”) mine near Tham Thalu, Bannang Sata District, Yala Province, Thailand .......................FineMineral.com NATIVE SILVER WITH PYRRHOTITE AND CALCITE Kongsberg Silver Mines, Kongsberg, Buskerud,...supplement showing many details of the Berezovsk mining district, the subject of the July–August 2016 issue. We...occurrences in the larger Ekaterinberg district (including the Berezovsk district). Figure 26. The gold mining...of the Berezovsk mines. Figure 30. Overview of gold occurrences in the Mias district, southern Urals. |  | | Report (issue) | | _______________________________________ General features of silver veins_____.____________________________ Occurrences...____.___ Other mines._____________________________________________ St. Kevin district.___.._...__..._________...mine, along Arty and Snow vein, St. ' ' ' Kevin district. Page FIGURE 40. Index map of part of Colorado...Sugar Loaf district....__._._______.____________. 44. Map of T. L. Welsh adit, Sugar Loaf district-______________..._------_-_-_ 46. Map of Lakewood mine, St. Kevin district..._--_-______-__ 47. Modal composition of some |  | | Journal (article/letter/editorial) | | Mine, Elsa, Yukon Territory, Canada T he ruby silvers are certainly some of the most collectible of all...mineral species, and the two most familiar ruby silvers, proustite and pyrargyrite, have been covered previously...informal family is polybasite, a relatively common silver ore mineral that is rare as fine specimens. Although...essentially a silver antimony sulfide in which copper occurs in substitution for silver in amounts up...(Ag,Cu)16(As,Sb)2S11. Pseudomorphs of stephanite, silver, pyrite, and marcasite after polybasite have been |  | | Report (issue) | | 15 of these specimens to the 2019 Ste.-Marie-aux-Mines Show in June, and maybe a dozen dealers had the...Nanjingqiao deposit near Pinjiang, Hunan Province, where “quartz vein-type uranium mineralization [occurs] in the...workings being left over from ancient mining for silver, especially during the Greek “golden age” of the...past decade” 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 |  | | Journal (article/letter/editorial) | | However, this paper will deal pri marily with the mines where the prin cipal collecting is for mineral...been collected. Many who collect at the Creede Mines do not know what minerals to look for and most are...deal only with the mines surrounding the town of Creede. There are numerous other mines and ghost towns...San Juan Mountains. For descriptive purposes the mines will be grouped into four areas as shown on the...East and West Willow Creek areas. History In 1869 silver was discovered at the Monon Hill area at the site |  | | Book (volume) | | FRONTISPIECE. Smoky-quartz. St. Gotthard, Switzerland (from a specimen in the Karlsruhe...to follow without The A. proprietors (smoky-quartz), for To M. Berwerth comparison of plates 46...Limits and Rocks 5 Kingdom .... 7 Form of Silver Native Minerals. site and Crystal-forms Combinations...90. dite 87. 87 Ores Silver and Proustite of 86. Iridosmine silver 9 Crystals The 85 86...Lapis-lazuli 258 Turquoise 260 Quartz 266. Yellow and 269. brown quartz 268. Chalcedony Opal Silicates |  | | Journal (issue) | | P. Cassedanne & L. Barreto The Messina mining district, South A frica .................................Cairncross Famous mineral localities: The Idria mines, Slovenia, Yugoslavia ............................201 by P. Bancroft, /. Car, M. Zorz & G. Kobler Silver minerals of the Trebsko deposit, Pribram orefield...of the sulfides and sulfosalts occur in the vein quartz. The mine is located in an unsurveyed area of the...mined or its silver value except for Mr. Clinton’s assay results of 300 ounces of silver per ton. From |  | | Journal (issue) | | Thick sheet with small crystals on large surlace of Quartz crystals. 40 x 72 [sixteenths of an inch for a...against an estimate of $35-50. He also purchased five silver specimens for a total of $160. The grand total...$64.80 on five mineral specimens. JO Figure 6. Silver crystals in calcite, 9.5 cm, from Batopilas, Mexico...the collection." Figure 7. Wire silver, 4.29 cm, one of 16 silver specimens from Mineral Park, Arizona...mineral specimens, including 372 golds and 212 silvers . There were also 105 gemstones, 98 fossils and |  | | Journal (article/letter/editorial) | | Geology S ilver was one of the first metals to silver has the highest-known reflectivity of visible light...used by humans, with records Silver crystallizes in the isometof silver mines dating back at least six ric...the When pure, the mineral is simply elemental silver (Ag). However, it Andean mineral theme of the 2003...excepof Au and Hg and, less commonly, tional Peruvian silver has been selected as this issue’s Connoisseur’s...Choice. Figure 1. An unusually aesthetic 8.3-cm silver As, Sb, Bi, Pt, and Cu in solid soluAdditional |  | | Report (volume) | | Geology and Ore Deposits of the Philipsburg District Granite County, Montana By WILLIAM C. PRINZ GEOLOGICAL...GEOLOGICAL SURVEY BULLETIN 1237 A study of the silver-zinc and manganese deposits of the Nation's only...only battery-grade manganese dioxide district UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1967...______________________________ Steeply dipping quartz veins____________________________________ ~ine...Origin____________________________________________________ Quartz veins along bedding_ ____________ ___ _________ |  | | Journal (article/letter/editorial) | | Australia’s best specimen minerals. The Elura lead-zinc-silver deposit in western New South Wales has produced...green mimetite crystals and Australia’s best wire silvers (Chapman and Scott 2005). The New England region...molybdenite specimens from the Deepwater and Kingsgate mines (see Cook in press) and has also produced beautiful...cassiterite crystals, to 6 cm across, from the tin mines around Elsmore (Lawrence 1998a,b). In the Northern...atacamite specimens (see Pring this article). These mines Downloaded by [Korea University] at 06:33 08 January |  | | Journal (issue) | | identification card that secures the privileges of many mines, quarries, clubs, societies, museums, libraries.... . . . . . . . . . . . . . . . . 5 PRECIOUS QUARTZ By Nicholas A . D'Arcy, Jr. . . . . . . . . .... forming Azurite is frequently found at many mines whose ores are not copper. Stone Years ago magnificent...about four million dollars worth of ore, mainly in silver, from the Mizpah, the Desert Queen, and other claims...employed at present in Tonopah. The owners of the mines lease them to men who in turn sublease them to pairs |  | | Journal (issue) | | .3 by W. E. Wilson The Keweenaw County Fissure Mines...................................................presents a well-illustrated overview of the copper mines, minerals and history of Michigan’s famous Keweenaw...gathered photos of many of the finest copper and silver specimens known. The cover photo depicts the incredible...by the Cliff, Central, Copper Falls and Phoenix mines. An 1874 article in the Detroit Free Press listed...total production of all Keweenaw County copper mines for that year, and these four fissure veins top |  | | Journal (article/letter/editorial) | | mineral collector, silver and Kongsberg are synonymous, and the place to see the best silver specimens is the...fantastic specimens of native silver mined over many centuries from the great silver deposits of Kongsberg,...grand old silver mine. Explore the History The name Kongsberg has been associated with fine silver for centuries...centuries. Mines in the Kongsberg area, about 80 kilometers west of Oslo, produced more than 1,350 metric...metric tons of silver from the beginning of production in about 1623 until the last mine closed in 1956 |
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