 | | 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 |  | | Book | | merely heightened this impression. The centuries-old lure of gold has given rise to a great many legends,...Pyrite Marcasite Gold Native Gold Silver Native Silver Proustite Arsenic Orpiment - Realgar . . Antimony...Meta-Zeunerite 120 Native Cooper 88 Native Gold .' 62 Native Silver 64 Native Sulphur 58 Novacekite 120 Opal 18 Orpiment...Quartz (La Gardette, Isere, France): 10 cm. 2 - Quartz (La Gardette, Isere, France): 12 cm. ir " ft J, f...The region of St. Christophe-en-Oisans (Isere, France) has produced the finest known specimens. The mineral |  | | Journal (issue) | | built specifically to process the ores from local mines. Figure 2. Hugh Lee Pattinson (1796– 1858) patented... Figure 3. Map showing the locations of the various mines and major vein structures in the Caldbeck Fells...and in 1829 first observed the “partitioning” of silver between solid and liquid lead that would be the...mining property that was claimed to be rich in silver, but which The Mineralogical Record, volume 54...local farmers and miners leased the Roughton Gill mines on the Caldbeck Fells (North Yorkshire Record Office |  | | Journal (article/letter/editorial) | | SYNTHESIS OF SOMESULPHARSENITES OF SILVER IN ALKALI SULPHIDE SOLUTIONS. RENI•, B•LAND. CONTENTS.......... 120 122 123 Argentite, Ag.•S and wire silver ...................................... Compoundswith...As:S•), proustiteand xanthoconite(3Ag:A.As:S,), wire silver, and argentirewere preparedin concentratedalkali...experimentalresultsmay explainsomefeaturesof primary silver ores. INTRODUCTION. The ,41kalioCulphide Theory...Theory o1'Ore Deposition.--Thehydrosynthesis of silver sulpharsenites is part of a programof researchcarried |  | | Book | | Congress catalog card number: 77-186742 Printed in France by Draeger, Paris CONTENTS Introduction The Birth...Orleans, FRANCE; Curator, School of Mines, Paris 4 F. HOFMANN, Professor, School of Mines, Freiberg...SCHUBNEL, Professor and author, School of Mines, Paris, FRANCE ¥& JOHN SINKANKAS, author and collector...Kongsberg, NORWAY }& PAUL FRAENKEL, collector, Paris, FRANCE jx JOHN FULLER, Mineral Assistant, British Museum...omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites? When the | | | Book | | Orleans, FRANCE; Curator, School of Mines, Paris ^ F* HOFMANN, Professor, School of Mines, Freiberg...schubnel, Pro fessor and author, School of Mines, Paris, FRANCE ^ JOHN sinkankas, author and collector,...Kongsberg, NORWAY ^ PAUL fraenkel, collector, Paris, France ^ JOHN fuller, Mineral Assistant, British Museum...omitted, how is it possible to select two golds, two silvers, two rhodochrosites, and two siderites? When the...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy with |  | | Journal (issue) | | Disused Tin Mines Starting with the basics, all three of these localities are disused tin mines. Stavoren...(Cairncross and Dixon, op.cit.). Tin, tungsten, and arsenic have all been recovered from the Mutue Fides mine...that tin recovery was very much subordinate to arsenic, for which a small smelter was established on the...copper ore, 15 tons of black tin, and 18 tons of arsenic. Between 1906 and 1909 the mine was dewatered to...Gold has been recorded at Wheal Gerland, though silver only occurs at Majuba Hill. The Arsenates As |  | | Book | | they will probably elude him. Setting aside the lure of one species or many, there are collectors to...specimen-producing veins of the Portuguese tungsten mines, requires some chemical explanation. Uvarovite,...collectors has also brought about exploitation of mines and other properties that would not be worked commercially...counterparts are appearing fresh from the active mines of the world. The one unifying feature for all of...learns that certain specimens, from old or new mines, have been elevated to eminence, like great works |  | | Journal (article/letter/editorial) | | Xanthoconite and Rittingerite. The Family of tbe Red Silvers. I. HISTORICAL SKETCH. (A). Xclmhoconlte.--The...could find only silver, arsenic and sulphm', with a minute trace of iron ; the silver assay gave 59"1...As~--13'491), An independent assay gave 64"2 per cent. of silver. Of the yellow variety there was only sufficient...determination of the sulphur in the wet way, the silver being estimated by the blowpipe. The numbers obtained...hemi-rhombic mineral. Frenzel (7) mentions other mines in the Freiberg district which have yielded xanthoconite |  | | Journal (article/letter/editorial) | | Xanthoconite and Rittingerite. The Family of tbe Red Silvers. I. HISTORICAL SKETCH. (A). Xclmhoconlte.--The...could find only silver, arsenic and sulphm', with a minute trace of iron ; the silver assay gave 59"1...As~--13'491), An independent assay gave 64"2 per cent. of silver. Of the yellow variety there was only sufficient...determination of the sulphur in the wet way, the silver being estimated by the blowpipe. The numbers obtained...hemi-rhombic mineral. Frenzel (7) mentions other mines in the Freiberg district which have yielded xanthoconite |  | | Journal (issue) | | FineMineral.com NATIVE SILVER WITH PYRRHOTITE AND CALCITE Kongsberg Silver Mines, Kongsberg, Buskerud,... Workings along veins in part of the Berezovsk mines. Figure 30. Overview of gold occurrences in the...Westward Look Show Fluorite “Venus“, Mont-Blanc, France, 8 cm Photo: Malte Sickinger MARCUS BUDIL Monaco...Guatomo mine at Tham Thalu. Production data for the mines during this period are lacking, but by the time...time of Pui Sae Tan’s death in 1878, the family mines were thriving, and the principal export commodities |  | | Journal (article/letter/editorial) | | red of the two most familiar members of the ruby silver family. The acquisition of even a good proustite...collections or once-a-century type finds in operating silver mines. Conse quently, this much-revered mineral has...pyragyrite (Ag SbS ), are commonly called the "ruby silvers." They do not form a complete isomorphous series...conversely, pyragyrite contains only small amounts of arsenic. They com monly occur together and are difficult...known; proustite pseudomorphs after argentite, silver, and stephanite have been reported. Primary proustite |  | | Journal (article/letter/editorial) | | formrelatedcompounds. On theotherhand,antimony, arsenic andbismuth canformMSs-pyramidal chains,thereby...molybdenite, melonite,chalcocite,stibniteand the ruby silvers. With few exceptions, almostall of the crystal...substitutionof cobalt for iron and antimonyfor arsenic,and extra formularyatomsresultsin triclinicsymmetrydevoidof...containingunivalent copper,silver; trivalent-antimony,-bis- muth,-arsenic;divalentlead; etc.,whichare...directioncorresponds to the distancesbetweenequivalent arsenic,antimonyor bismuthatoms of the parallel MS3-chainunits |  | | Report (issue) | | CIRCULAR 606 Anomalous Concentrations of Gold, Silver, and Other Metals in the Mill Canyon Area Cortez...Counties, Nevada Anomalous Concentrations of Gold, Silver, and Other Metals in the Mill Canyon Area Cortez...general geology of the Mill Canyon area, including mines, mineralized faults, and veins .............................................................. 5. Silver .............................. ......... .......... ... ..... ........ ........... ........ 9. Arsenic .. ... .. . ... .. .. ... ... ... .. .. .. ... |  | | Journal (article/letter/editorial) | | Typical Forms. Rhombohe&al Character of the lled Silvers. Hemimorphism. Twin-g~owth. VIII. 38 H . A...SURVEY. HE labour of tracing the history of the Red Silver Ores, of collating the literature, and of tabulating...crystallographic and chemical characters of the Red Silver Ores up to the year 1886. (a.) Prior to that date...intermediate varieties of Red Silver, containing both antimony and arsenic, were commonly assumed to be...Naturgeschichts, I. p. 252. 1846. Domeyko. Annales des Mines, IX. p. 865. 1851. S6narmont. Annales de Chimic |  | | Journal (article/letter/editorial) | | of natural ruby silvers has not revealed any examples of equilibrium two-ruby-silver assemblages. A specimen...about 35 formula per cent Ag3AsS3, about twice the arsenic content of any pyrargyrite heretofore reported...InrnouucrroN The extent of solid solution between the ruby silver minerals, proustite and pyrargyrite, has not previously...Miers (1888), in a very detailed study of the ruby silvers, concluded that the two minerals are "two specieswhich...possibility of using the compositions of coexisting ruby silvers as a geothermometer. Existing analyses,as well |  | | Journal (issue) | | . n o t e s f r o m t h e y EDITOR SILVER ISSUE Among the precious metals, gold has always...behind, however, is silver. Though today only about 2% as valuable by weight, silver was nearly on a par...discerns a warm richness to silver that all the others lack. Furthermore, silver has been found as superb...famous and in teresting localities for native silver. Of course there are hundreds, perhaps thousands...and plenty remain for future issues. Unlike gold, silver forms the basis for an extensive array of addi |  | | Book (volume) | | of Tellurium.— Ores of - 86 Mercury. — Ores of Silver. — Ores of Copper 13 IV CONTENTS. CONVERSATION... CONVERSATION XVI. Ores of Antimony. —Ores of Arsenic.—.Inflammable Minerals. — The Diamond. —Anecdotes...sometimes'colourless. - The red' hyacinths are also found in France, and the zircons in Norway. lire is a crystal'...these found, Mrs. L. ? • MRS. L. In the iron mines of Stiria and Carinthia. There is a white variety...iWlicte . 2214 MRS. 1,. In the tin and copper-mines Of Cornwall ; and great quantities of pale green |  | | Journal (article/letter/editorial) | | greater size made of silver, twenty gold ducks, and many articles of gold and silver.’’ Of course, this...few short decades after conquest, fahulously rich silver deposits at Taxco, Pachuca, Zacatecas, Fresnillo...discovered. The amount of silver mined in Mexico is extraordinary. In IS20 thc total silver in circulation in...the amount had quadrupled, mostly because of the mines of Mexico. Even more noteworthy is that the mineral...100 metric tons of silver, and it is estimated that nearly one-third of all the silver in history was mined |  | | Book (volume) | | under Forms, for n\\0\li\ readn\10Ti}. under Arsenic, Cryst.,for 3 2/m read 3 2/m. 128 128 utuier...Cerium — cerian Cesium — cesian Chlorine — chlorian Arsenic M SchaUer, Am. Min., 15, 566 (1930). — chromian...Scandium — scandian Selenium — selenian Silicon — Silver — argentian Sodium — sodian Strontium — strontian... Index: ser. 1-8. 10, vol. Ann. mines. Annales des mines. (France, Ministere des travaux publiques,...Bulletin: vol. 1, 1878-85 as Societe mineralogique de France. Index: 1-10; 11-20; 1878-date. 21-30; 31-40. Bull |  | | Journal (article/letter/editorial) | | SILVER By G A R Y F I N I O L 1 0 1 5 Glenmeadow C t . , Saginaw, Michigan 4 8 6 0 3 Of all the metals...verware in the form of sterling silver use in his world, the properties of silver which is 9 2 . 5 % pure, in...The metal has been known since an batteries, in silver contacts and in the cient times, is mentioned in...world where man has of silver. learned to depend heavily upon metals. Silver paints are used in mirrors...electrical circuits and silver fulmi that man first learned to separate silver nate (Ag2C2N20i) is a very |  | | Journal (article/letter/editorial) | | group of ore minerals from the San Pedro and other mines in the Sierra de Famatina, La Rioja, Argentina,...The chemist winkler's analysis showed copper, arsenic, 1 contribution from the Department of Mineralogy...the specimenson which they worked, or visited the mines in which they occurred. Competent mineralogists...WatanabE (1943), who studied luzonite from three mines in Japan and one in Formosal and H. Sawada (1944)...was a'i'alid mineral speciesand that, although arsenic-rich,it did contain a little more antimony than |  | | Journal (issue) | | Reno, Nevada photography Nelly Bariand Paris, France Werner Lieber Heidelberg, West Germany Olaf Medenbach...(Elmhurst, IL) Gilbert Gauthier (Maisons-Laffitte, France) Gemmological Institute o f America, Michael Waitzman...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 |  | | Book (volume) | | Limits and Rocks 5 Kingdom .... 7 Form of Silver Native Minerals. site and Crystal-forms Combinations...65 their Associates. Zinc-spinel Kermesite arsenic Alabandite The 129. Zincite Ores mannite Ore...Native 40 different Crystals and Copper Arsenic The Optical 92. Argyro- 94. Native Zinc-blende...90. dite 87. 87 Ores Silver and Proustite of 86. Iridosmine silver 9 Crystals The 85 86...24. of Interference-figures Bismuth-ores and Arsenic-ores. The with Ores and their and Sulphur |  | | Journal (article/letter/editorial) | | TERRY From antiqbi@, the quest for silver and, more recently, for silver minerals has M e n expbrers, conquerors...beautiful herringbone plates from Batopilas. Silver and silver-bearing minerals are part of the nobility...associated mining lore or history. Silver financed empires and great wars. Silver is said to have magical purifying...turn lead to silver (both of these myths are partially true!). To the mineral collector, silver minerals...unlike gold, silver is quite a reactive element, forming more than one hundred different silver-bearing minerals |
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