 | | Report (issue) | | _______________________________________ General features of silver veins_____.____________________________ Occurrences...mine_______-____________-____________________.___ Other mines._____________________________________________ St...the Idaho Springs formation of the Front Range; biotite schist, quartz-mica schist; and quartzinica gneiss...monzonite in composition, has been correlated with the Silver Plume granite of the Front .Range. All types of...GEOLOGY The veins have been mined primarily for silver. Gold has been a subordinate product of most veins |  | | 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 | | billion tons. Other countries, such as Australia and France and doubtless the U.S.S.R., likewise established...stating, "Thoriun1, zinn,valdite, glaucophane and biotite, plus amphibole, pyroxene, uran iun1, a dash of...4). Such species include muscovite, lepidolite, biotite, chlorite, amphiboles ( especially hornblende)...Botryoidal pitchblende, St. Priest vein, Forez, France ( X l) ( Geffroy and Sarcia, 1954). 29 ~ ~ ...pitchblende, St.Remy-Stll'-Durolle, Forez Mts., France. Pyrite crystals (white) on 1ight; in quartz ( |  | | Book | | MINES MINERS MINERALS AND OF WESTERN NORTH CAROLINA Western North Carolina’s Hidden Mineralogical...on Data Presnell, Lowell, 1941– [Mines, miners, and minerals] Mines, miners, and minerals of western.../ Lowell Presnell. p. cm. Originally published: Mines, miners, and minerals. Alexander, NC: WorldComm...(soft cover), ISBN: 1-933251-06-9 (hard cover) 1. Mines and mineral resources—North Carolina—History. I...5 Introduction 7 1. Early Explorers 9 2. Early Mines 11 3. Iron Mining 15 4. Cranberry Forge 19 5. Gem | | | Journal (issue) | | Reno, Nevada photography Nelly Bariand Paris, France Werner Lieber Heidelberg, West Germany Olaf...(Elmhurst, IL) Gilben Gauthier (Maisons-Laffine, France) Cemmological illstitute ofAmerica. Michael Waitzman... 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 |  | | Book (volume) | | Emberger and the following national chapters: France and Luxembourg by J. Bouladon Spain by F. Vazquez...Romania and Yugoslavia; and Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an...or without associated gold Gold Lead, zinc and silver Deposits in basement. Deposits in the Lias Baryte...tungsten Tin and copper Copper Antimony Lead, zinc and silver cevennes Rouergue Auvergne Vosges. Fluorite . Baryte...of large sedimentary basins Conclusions 30 31 France and Luxembourg by J. Bouladon Introduction 37 |  | | Journal (article/letter/editorial) | | JANUARY-FEBRUARY, NICKEL-COBALT-NATIVE EDSON SILVER 1959 ORE No. 1 TYPE3 S. BASTIN. ABSTRACT....reviewed. A primary origin for most of the native silver is indicated but downward enrichment appearsto...may be largely structural, and (b) that at Bruce Mines, Ontario, granite dikes cut the diabaseflows and...of depositssimilar in otherrespects but poorin silver. R--indicates that the.mineral is rare. Only those...Borniteis primary THE NICKEL-COBALT-NATIVE SILVER :;:::X'X ßo3!xoIA• '[gu.tqg S 'e3.txJV'OS'ImOmleH |  | | Journal (issue) | | Associate Editors Pierre Bariand Sorbonne Paris, France Bill Birch Museum of Victoria Melbourne, Australia...Schwab Orleans, France Associate Photographers Nelly Bariand Sorbonne Paris, France Dan Behnke Northbrook...de la Selle, Saint Christophe-en-Oisans, Isere, France...............................223 by L. Gautron...Cunha Baixa mine, Paulkerrite $10 .16/#4 Kingsgate mines v .17/#4 National Belle mine (CO), Tip Top mine...(Brazil), Anjanabonoina (Madagascar), Port Radium Silver (Canada) $10 v.20/#5 Brazilian Diamonds, Leveaniemi |  | | 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 (issue) | | 2005 The Mineral Collector's Newsletter Native Silver $3.00 First in a Series Bill Shelton & Jeff...of the most popular among mineral collectors is silver. Some very fine examples have recently been recovered...penetration twin). While silver crystals are not common from Mexico, silver wires from Mexico are spectacular...(Continues on page 2) An extremely fine matrix wire silver from Mexico. How NOT to Disperse a Collection...like Peru, has recently produced some nice wire silver specimens. The illustration shows one of the best |  | | Report (volume) | | GEOLOGICAL SURVEY BULLETIN 1237 A study of the silver-zinc and manganese deposits of the Nation's only...district is an economically important zinc- and silver-producing area and virtually the only domestic...Quartz veins that have been mined primarily for silver, zinc, and lead cut both the batholith and the...Such veins on Hope Hill yielded much highgrade silver ore early in the history of the district, and their...places contain recoverable amounts of zinc and silver sulfides. The manganoan carbonates formed mainly |  | | Thesis/Dissertation | | committee, and the members Professors R. St. J. Lambert, R. D. Morton and for their assistance. Dr. D....immensely from discussions with Doctors R. St. J. Lambert, R. Houghton, K. Hattori and H. Baadsgaard regarding...techniques. The writer is indebted to Northrim Mines Limited for access to and for permission to perform...identi¬ fiable in the concentrates include native silver, native bismuth, acanthite^, uraninite, galena...west and the Eldorado, Echo Eay and Contact Lake Mines 50 kilometres north of the Northrim minesite. The |  | Nuelle, L.M., Proctor, P.D., Grant, S.K. (1985) Vein formation and distribution, Ohio and Mt. Baldy districts, Marysvale, Piute County, Utah, USA. Mineralium Deposita, 20 (2) doi:10.1007/bf00204323 | Journal (article/letter/editorial) | | intergrowths ofplagioclase and apatite crystals in biotite crystals, and non-oriented intergrowths of plagioclase...fluorite, pyrite, marcasite, gold, silver minerals (mainly ruby silvers - pyrargyrite and proustite), galena...(S) clay (S) sericite calcite clay chlorite Biotite bleached xls magnetite (0-I) bleached xls bleached...(S-M) rare bleached xls relict xls secondary biotite (S) chlorite (S-I) calcite (S-I) chlorite (S-I)...activity, is that of K-silicate mineral (such as biotite and muscovite) formation. Other secondary minerals |  | | Report (chapter) | | Sillitoe Department of Mining Geology, Royal School of Mines, Imperial College, London, England 553.067:553...following their accumulation. Copper and subordinate silver were leached from the volcanic rocks and deposited...metals in various proportions, but also base metals. Silver occurs as argentite (or acanthite) and arsenic-...000 oz of silver from both Pachuca and Guanajuato. Furthermore, quite a number of the mines have yielded...yielded more than $1000 000 000 worth of silver and gold at present metal prices. The belt is broadly coextensive |  | | Journal (issue) | | Associate Editors Pierre Bariand Sorbonne Paris, France Bill Birch Museum of Victoria Melbourne, Australia...Associate Photographers Nelly Bariand Sorbonne Paris, France Dan Behnke Northbrook, IL Werner Lieber Heidelberg...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...mined or its silver value except for Mr. Clinton’s assay results of 300 ounces of silver per ton. From |  | | Book | | emphasized, or of precious metals such as gold and silver. Minerals from one state or region (perhaps the...route of caravans throughout the centuries. The lure of gems has encouraged trade and transportation...metals are extracted. These metals may be gold, silver, or platinum—the precious metals; or copper, lead...expelled from the magma, ore deposits of gold, silver, lead, zinc, and other metals are produced. ‘These...amounts. ‘The geysers of New Zealand carry gold, silver, and mercury. Hot water at Steamboat Springs, Nev |  | | Journal (issue) | | learning that was never taught in school. If you could lure some previously converted “rock hound” to serve...higher grade pro duct and to permit recovery of the silver in the ore which runs about 3.2 ounces to the ton...concentrate and the tailings will carry sufficient silver values to warrant further treatment by a hydrometallurgical...hydrometallurgical process to produce a shippable silver concen trate. Seeks Barite Source Events leading...but more significant ones may be dis covered in mines where a coal bed or other ore body is either cut |  | | Journal (article/letter/editorial) | | GEOLOGY OF THE SILVER COLQUIJIRCA, H. DEPOSIT AT PERU. E. MCKINSTRY. DR. WA•.r)V. MARL•N•)GRV...• hasrecentlypublisheda paperon the Colquijirca Silver mine in the Andes of Central Peru.- The presentarticle...: The Silver Mine of Colquijirca, Peru. 331-346, I935. 618 Ecos. GEo•.., vol. 30, pp. SILVER DEPOSIT...andesineand rounded quartz. The ferromagnesians are biotite and subordinate hornblende. The holocrystalline...groundmassconsistsof oligoclase,orthoclase,quartz and biotite. Accessoriesare: apatite, zircon, ruffle, and magnetite |  | | 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 .............................. ......... ........Page 6 6 ANOMALOUS CONCENTRATIONS OF GOLD, SILVER, AND OTHER METALS IN THE MILL CANYON AREA, CORTEZ |  | | Journal (issue) | | Abduriyim Tokyo, Japan Emmanuel Fritsch Nantes, France Robert E. Kane Helena, Montana Kenneth Scarratt...DEPOSITS N Khoan Thong-An Phu area arre ea (“old (“o mines”) 0 Figure 2. In northern Vietnam’s Yen Bai Province...Khoan Thong–An Phu mines on the east side and the newer Tan Huong–Truc Lau mines on the west. The size...Huong-Truc T an Huong-T ruc Lau area arre ea (“new (“ne mines”) Primary Secondary Road River or lake Province...bãi cũ, or “old mines” (see figure 2). In the mid-1990s, several bãi mói (“new mines”) were established |  | | Journal (issue) | | identification card that secures the privileges of many mines, quarries, clubs, societies, museums, libraries...in another copper mine, at Chessy, near Lyons, France. In fact the crystals of azurite from this mine... 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 |  | | Report (issue) | | side of the range. Biotite Rhyolite Tuff Poorly exposed, deeply weathered, biotite-alkali feldspar-plagioclase-quartz...(8 mm), and biotite. Rare hornblende, zircon, sphene, apatite, and xenotime(?). Biotite, generally 6-9$...GRANODIORITE DIKES (Eocene) Light-gray, medium-grained, biotite-hornblende granodiorite with aphanitic to fine...containing alkali feldspar, plagioclase, quartz, biotite, and hornblende. SILICIFIED BRECCIA Dense, resistant...equivalent Joana Limestone exposed in the nearby Silver Island Mountains. The Joana is dark, cliff-forming |  | | Journal (article/letter/editorial) | | THE BOLIVIAN DEPOSITS. W. 1V[¾•o• No. 6 TIN-SILVER D,w¾. CONTENTS. Introduction ................Bolivian cordillera. Once confinedlargely to the silver-richoresof what is now the sout, hern portionof...predecessor. Considering only the complexsulphideoresof silver,tin, and bismuthassociated with igneousrocks,consolidated...deposited at a greaterdistancefrom the sourcethan the silver-bearing sulphideores. In the light of present-day...vol. 59, Protokoll,pp. 7-9, I9O7. BOLIVIAN TIN-SILVER DEPOSITS. 465 Later Rumbold a and Armas4 emphasized |  | | Book | | compound with two components, such as sodium chloride, silver sulphide. When two valence states exist for the...dendritic, tree- or branch-like as in native copper and silver; wedge-shaped, as in gypsum; spear-shaped, as in...cupboard. Sodium cyanide is used to clean gold, silver and copper. Concentrated nitric, sulphuric and...Nitrates Hydroxides (some) Chlorides (apart from lead, silver and mercuric chlorides) Carbonates (only ammonium...agents Rutile Remove other silicate coatings with HF Silver Remove black tarnish by immersion in a solution |  | | Report (issue) | | and a regular setter-upper at the Ste.-Marie-aux-Mines and Munich shows, has started a website, Mintreasure...Panasqueira (although he has that, too), but from several mines in the Vale das Gatas mine group, Sabrosa, Vila...describe the site as consisting of “Large opencast mines and small prospects of kaolinite with some quartz... ============================================================ Silver, 5.5 cm, from the Balcoll mine, Tarragona, Caralonia...below) of silver from the Balcoll mine, Tarragona, Catalonia, all lavishly decked out in silver wires and |
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