 | | Journal (issue) | | cutting coarse-grained reddish granites of the hilly region thereabouts, known geologically as the Llano Uplift...Liubao, Wuzhou Prefecture, Guangxi Zhuang Autonomous Region, China. Don and Laura Aaron photo. Drusy quartz...Almagro, EI Salado, Chaiiaral Province, Atacama Region, Chile. Don and Laura Aaron photo. Calcite, 3...the Sidi Lahcen mine, Nador Province, Oriental Region, Morocco. (right: under shortwave ultraviolet light)...collection. Steve Blyskal collection and photo. Galena and calcite, 11 cm, from the Sweetwater mine, Viburnum |  | | Journal (article/letter/editorial) | | CH-4001 Basel, Switzerland and Mineralogical Institute of the University CH-4056 Basel, Switzerland Probably...the Alps-and spent most of his spare time in this region and who, moreover, dedicated most of his scientific...excavations in GalloRoman sites in southern Switzerland (Canton Valais, Binn) several crystal treasures...in several large natural history museums in Switzerland and abroad were assembled (for example, the outstanding...underlying calcareous marine sediments in the nappe region. Consequently, the water was greatly enriched in |  | | Journal (issue) | | Austria; Ste.-Marie-aux-Mines, France; and Zurich, Switzerland, as well as numerous local shows. In the late...zinc grade of about 23%. Pyrite, chalcopyrite, galena and sphalerite are the major ore minerals. So-called...2009. smithsonite occur. Subzones of chalcocite-galena-sphalerite and of a black, friable mixture of powdery...mm), colorless, white and gray rims around relict galena. We have not observed any concentrations of anglesite...confined to places where Ag-rich sulfides, mostly galena, were concentrated in the fresh ores. Silver occurs |  | | Journal (article/letter/editorial) | | brown color is perfect for highlighting stars from galena and ferberite right up to colorful fluorapatites...pseudomorph calcite, dolomite, fluorite, barite, gypsum, galena, and bismuthinite (Palache, Berman, and Frondel...associated minerals of siderite include sphalerite, galena, hematite, calcite, ankerite, dolomite, fluorapatite...consists of a dark brown microcrystalline crust on galena. Arizona has a couple of siderite specimen-producing...growths to approximately 8 cm long have associated galena occurring as a light to heavy coating (fig. 4) |  | | Book (volume) | | oc k ,Gr i ms el Pas s ,Gr i ms el Ar ea, Has l i Val l ey ,Ber n,Swi t z er l and 6”t al l x6”wi de 53...Prehnite) Goboboseb Mts., Brandberg Area, Erongo Region, Namibia, 67 Apatite (on Cookeite) Pulsifer Quarry...(with Pyrite) Karo Mine, Merelani Hills, Arusha Region, Tanzania, 35 Djurleite Tazalarht mining area,...Droites, Mont Blanc Massif, Near Chamonix, France, 66 Galena Gibraltar Mine, Naica, Saucillo Municipality, Chihuahua...Hematite (on Quartz) Cavradi Gorge, St. Gotthard Region, Graubunden, Switzerland, 64 Inesite (on Calcite |  | | Journal (issue) | | Club. This led to all kinds of field trips in the region, including one of my first trips to collect Herkimer...diopside, clinozoisite, epidote, calcite, actinolite, galena, molybdenite, chalcopyrite, arsenopyrite, limonite...Okorusu Mine, Otjiwarongo District, Otjozondjupa Region, Namibia Large Cabinet, 14.7 x 7.3 x 6.5 cm Courtesy...for several years. They successfully collected galena, smithsonite, and calcite and druse quartz. Of...Ozarks by Bruce L. Stinchomb The Ozarks highland region of the Midwest, located in southern Missouri and |  | | Journal (issue) | | of Nature was one of her rarities, leaf gold in galena, the leaves three-fourths of an inch lang. Another...calc spar, a strange association; native silver in galena, also a rarity; native silver in zinc blende; also...marvelous mineral mystery. lt is from St. Gothard, Switzerland. Tbe foregoing notice of Prof. Srnith's rnineral...especially vivianite, and of Missouri calcite and galena. Sir Alfred Chester Beatty (1875-1968) was a mining...collecting; he was a historian of the Pikes Peak Region and in the 1930s began to hike through the mountains |  | | Journal (issue) | | rnineralogy and deposits, sirnilar to those in Switzerland and southern Austria, in the north. (2) Hercynian...climbing rocks exploring for epidote in the famous Val di Viu area, western Alps. Marco Lorenzoni photo...Ca' Bernardi and Perticara mines in the Marches Region, and the sphalerite, chalcopyrite and various rare...workings of an historic gold mine in the Brusson area, Val d' Ayas, western Alps. The locality has recently...Zinggenstock, Oberaar lake, Grimsel, Hasli Valley, Switzerland. Roberto Appiani photo. GOLD 5.3 cm, from the |  | | Journal (issue) | | Hematite “iron rose,” 3 cm, from St. Gotthard, Switzerland. (11) Tourmaline, 2.6 cm, from Elba, Italy. ...Svätodusna deposit, Lubietová, Banská Bystrica Region, Slovakia. Will and Rika Larson collection; Robert...matrix, 2.7 cm, from the Tsumeb mine, Oshikoto Region, Namibia. From the so-called “gem mimetite” pocket...Scorodite, 3 cm, from the Tsumeb mine, Oshikoto Region, Namibia. Ex Rob Lavinsky, Mim Mineralogical Museum...cm, from Frunthorn, Lake Zervreile, Grishun, Switzerland. Kyle Kevorkian collection; Matt McGill photo |  | | Book | | Rare-earth minerals in the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli)...Cassedanne) 8:382-387 Amethyst from the Thunder Bay region, Ontario (by D. G. Ellion) 13:67-70 New data on...Record bookshelf-A Guide to rite Minerals of Switzerland; Connecticut Mines and Minerals; Mineral Collecting...Rare-earth minerals in the Alpine and Subalpine region [Switzerland, Austria and Italy] (by C. M. Gramaccioli)...FRANCESCO --and R. Pagano: Mineral collecting in Val Malenco 3:120-123 BEECH CREEK Levyne-offrelite from |  | | Book (edition) | | Turquoise, polished. 55 mm, ZhiJandy, Kazakhstan, G Galena, 45 mm, Madan, Bulgaria, G SphaJerite. xx 12 mm...are not abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia)...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...between Monte Cenis and Mont Blanc, as well as in Val Malenco, Lombardy, Italy. A component of some skarns |  | | Catalog/List | | 1 Mine, Inca de Oro, Chañaral Province, Atacama Region, Chile Terry Szenics has been a tireless digger...Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia It is often said that simplicity is the...Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco The sere desert of the Bou Azer mining...Dry Gill Mine, Caldbeck Fells, North and Western Region (Cumberland), Cumbria, England, UK When Mimetite...CERUSSITE Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia During its heyday, the Tsumeb |  | | Journal (issue) | | _D_A_LE_A_R_M_S_T_R_O_N_G_~,~191_ _ _ _ _ _ _ _ _ _ _ _ _ __ Galena pseudomorph after pyromorphite, 5.5 cm, from Bernkastel-Kues...mine, Inca de Oro, Chaiiaral Province, Atacama Region, Chile. Dale Armstrong photo. Mimetite and willemite... from Dalnegorsk, Primorskiy Kray, Far-Eastern Region, Russia. Jeff Scovil photo. Fluorite, 7 .6 cm...crystal, 3.5 cm, from the St. Gotthard area, Uri, Switzerland. Jean-Luc des Rivieres collection (ex Herb Obodda...County, Arizona. Self-collected; Jeff Scovil photo. Galena, 12.5 cm, from the Sweetwater mine, Reynolds County |  | | Journal (issue) | | Figure 6. Geologic map of the Northern Walker Lane region of Nevada and California, including Petersen Mountain...Sickinger Quartz, Marmotta cleft, Grimsel, Switzerland, 24 cm Ca The Ekati and Diavik Diamond Mines...25-square-kilometer island in Lac de Gras. The region is part of the arctic tundra, characterized by...little topography it can be extremely windy. The region receives an average of 37.5 cm of precipitation...low evaporation and extremely poor drainage the region is dotted with thousands of lakes and swamps. No |  | | Journal (issue) | | Bochum-Querenburg, West Germany Eric Offermann Arlesheim, Switzerland R H O D O C H R O S IT E fro m th e N ’C h w...Switz erland) Robert Sullivan, Jr. (Oberwil, Switzerland) Joseph Taggart (Socorro, NM) Doug and Fran Toland...dred of those famous Swiss “Cavradischlucht” (Cavradi Gorge) hematite crystals from the St. Gothard area...Alpine clefts in the Mont Blanc Swiss-French border region. genbach quarry specimens (see the Record, They...prices would otherwise be way out of reach. buck region. This can produce some surprises both ways. Another |  | | Journal (issue) | | Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A. Scovil Phoenix, AZ Harold and Erica... Figure 1. Location map showing the SkarduDassu region of the Northern Territories, Pakistan. The Alchuri...dug from the Ho Nala, a very narrow, very steep gorge between Apaligun and Chhappu, aptly suited for the...a fast-flowing stream that emerged from a major gorge and continued another 15 minutes to Chutron. We... wilensky Smoky Quartz Gwindel, Cavradi Gorge, St. Gotthard, Switzerland; 6 inches wide. Stuart & Donna |
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Cavradi gorge, Val Curnera, Tujetsch, Surselva Region, Grisons, Switzerland