 | | Book (edition) | | complicates identification (e.g., argentite-acanthite). - The Compositional Series notes related minerals...due to decreasing temperature (e.g., argentite-acanthite). • Lamellar pressure twins, commonly of equal...grains. Left: Simple (upper right) and complex (lower left) twinning of gudmundite (blue and brown anisotropy)...longer fit into the same crystal lattice at the lower temperature; examples are, for instance, surplus...(medium grey, large grain) to form an argentite/acanthite reaction rim (darker grey); the formation of such |  | | Book | | mineral collection. se rs eee 7 ar oltre) LAKe sho 363.8 oe saline 3 re Campus eTTTT 16.2...the earth’s surface, where the temperature was lower and the intense pressures gone. Prior to and during...stood atop the “mother” mass of blue-colored rock. A mine was started and a shaft was sunk into the rock....crystal, still imbedded in the country rock, to the mine manager, Mr. F. Wells. With his pocketknife Wells...Cullinan in honor of the superintendent of the Premier Mine in which it had been found, it was sold to the Transvaal | | | Book | | the earth’s surface, where the temperature was lower and the intense pressures gone. Prior to and during...stood atop the "mother” mass of blue-colored rock. A mine was started and a shaft was sunk into the rock....crystal, still imbedded in the country rock, to the mine manager, Mr. F. Wells. With his pocketknife Wells...Cullinan in honor of the superintendent of the Premier Mine in which it had been found, it was sold to the Transvaal...attractiveness. Miners working the Proprietary Block 14 Mine discovered and removed the matrix from its pocket |  | | Journal (issue) | | May–June, 2017 Contents The St. Andreasberg Mining District, Western Harz Mountains, Niedersachsen, Germany...working in the lode” (Simonin, 1869). The Mining District Western Harz Mountains Niedersachsen, Germany...minrecord@comcast.net The geographically tiny St. Andreasberg District of silver mines has an outsized reputation: it...century after mining ceased in the St. Andreasberg District, the locality remains secure in its fame among... stephanite, löllingite, silver, antimony and arsenic, and in 1908 the type specimens of the silver-manganese |  | | Journal (article/letter/editorial) | | MINPET 2017 INNSBRUCK / AUSTRIA SEPTEMBER, 6th - 9th 29 MITT.ÖSTERR.MINER.GES. 163 (2017) HIGH-TECH...Institute, Innsbruck University, 6020 Innsbruck, Austria. Department of Applied Geological Sciences and...and Geophysics, Montanuni, 8700 Leoben, Austria. 3 GeoZentrum Nordbayern, FAU Erlangen-Nürnberg, Schlossgarten...all Tösens district ore (except Hochjoch) defines a low-Mn/high-Hg group. Most Nauders district ore (Knappental...(2017) MANTLE XENOLITHS FROM THE LETHLAKANE DIAMOND MINE, BOTSWANA Belohlavek, L.1, Hauzenberger, C.1, Proyer |  | | Journal (article/letter/editorial) | | miners were working in eight hundred mines in the district. Joachim’s-Thaller (thaller is the root word for...organization. Although Freiberg was an important silver district in the Middle Ages, it showed a resurgence in...in June 1859 and was shown to be acanthite. Thus, the famous Ophir mine was born. For a time, the Comstock...hot and wet. Square-set stoping was developed to mine bonanza orebodies more than 100 feet wide and subsequently...was found at the Smuggler mine. Pearceite was a principal ore in the district, and there are reports of |  | | Book (chapter) | | ferrihydrite, Dana 6th, 882 (1892). lágyezüstérc = acanthite, László 155 (1995). lágymangánérc = pyrolusite...sodalite, Bukanov 156 (2006). Lake copper = copper, Thrush 621 (1968). Lake County diamond = transparent...Bukanov 391 (2006). Lake George-Diamant = transparent quartz, Haditsch & Maus 112 (1974). Lake George diamond...III, 193 (1962). Lake George-igyémánt = transparent quartz, László 95 (1995). lake ore = goethite, Bates...Bates & Jackson 366 (1978). lake salt = halite, Egleston 147 (1892). Lake Superior agate = thomsonite-Ca |  | | Book | | industry for thousands of years. Two forms of arsenic sulphide, realgar (top-left) and orpiment (bottom)...clay. As a river washes into the sea, or into a lake, the heaviest quartz grains are dropped nearest...out of the water first. , .2.t'l UNDERSTAN DING MINE RALS HOVV MINERALS FORM Minerals are the natural...be washed down through the rock to be deposited lower down as different minerals which become often valuable...thicker E.g barite, linante. r& iJ NDE RSTA NDING MINE RAL S MI NERAL PROPERTIES: PHYSICAL Every 1nineral |  | | Journal (article/letter/editorial) | | member (Cu6Cu4Fe2Sb4S13), and tennantite is the arsenic-dominant member (Cu6Cu4Fe2 As4S13) of this series...substitution solid solution, with antimony and arsenic substituting for one another, so in the case of...of tetrahedrite there will typically be some arsenic in place of antimony in the crystal structure. A...National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire...ranging from tetrahedrite with 9 percent of the arsenic-bearing end member to tennantite with 2 percent |  | | Journal (article/letter/editorial) | | untarreplaced by various silver halides, ruby silvers, acanthite, and stephanite are known. Similarly, silver has... occurring together) from the Calumet and Hecla mine. Excepment in the oxide zones of a variety of metal...collected from surface exposures near the Copper Falls mine, associations and include those containing other...major Acton mine, York County, the Deer collections. One state that is draped in a silIsle mine, and the...the Sullivan mine ver-lined history is Colorado, with a pro(King and Foord 1994). Silver duction of more |  | | Journal (article/letter/editorial) | | x years ago this column featured proustite, an arsenic ember of the major ruby-silver family (Cook 1996)...substitution of antimony by arsenic in amounts up to several percent. Pynte, acanthite, polybasite, and silver...reported. It occurs as an alteration product of acanthite, dyscrasite, and silver. Pyrargyrite is relatively...suggest. It is commonly associated with proustite, acanthite, tetrahedrite, stephanite, miargyrite, polybasite...in the early years of mining in the Jo Reynolds mine and in smaller though well-formed crystals in the |  | | Journal (issue) | | Hazen The best grossular garnets from the Jeffrey mine, Asbestos, Quebec ........ .......................1972, and considered to be the finest known Jeffrey mine grossular specimen. Marco Amabili collection; James... Colorado (two), New Mexico (the Bingham Canyon mine), Nevada, Arizona (two), Mexico, Brazil, Northern...Germany, Switzerland (three!), the Hohe Tauem of Austria, Pi'fbram in the Czech Republic, the Carpathian...797 A ACANTHITE UNITED STATES and CANADA BRITISH COLUMBIA Beaverdell [Highland Bell] mine, Beaverdell |  | | Report (issue) | | Micromineralogy of Galena Ores, Burgin Mine East Tintic District Utah GEOLOGICAL SURVEY PROFESSIONAL... Micromineralogy of Galena Ores, Burgin Mine East Tintic District Utah By ARTHUR S. RADTKE, CHARLES M. TAYLOR...Burgin mine._________________ 2. Chemical and spectrographic analyses of galena ores, Burgin mine. 3-7...MICROMINERALOGY OF GALENA ORES, BURGIN MINE, EAST TINTIC DISTRICT, UTAH By ARTHUR S. KADTKE, CHARLES M...Analyses of argentiferous galena ores from the Burgin mine, Utah, by electron microprobe, emission spectograph |  | Bianchini, Gianluca, Natali, Claudio, Ferretti, Paolo, Casagrande, Lara, Conedera, Manuel, Marchina, Chiara (2019) Trace-Element Distribution on Sulfide Mineralization in Trento Province, NE Italy. Minerals, 9 (12) 736 doi:10.3390/min9120736 | Journal (article/letter/editorial) | | historically important sites (Calisio mount, Erdemolo lake, and the locality of Cinque Valli), providing new...accessory minerals, such as tetrahedrite, tennantite, acanthite, and sulfosalts (matildite/polybasite). This explains...the activity continued until 1964, when the last mine of the Province (Calceranica) closed. Previous studies...concentration in Early Triassic carbonate rocks, Erdemolo lake, and Cinque Valli surroundings, both known for the...Red triangle, Calisio mount; red diamond, Erdemolo lake; red pentagon, Cinque Valli site. Geological information |  | | Journal (article/letter/editorial) | | C in evacuated silica glass tubes. Results from lower temperature runs require shifts in the stable tie-line...synthetic phase AgvSbS6 (antimony analogue of the arsenic mineral billingsleyite) is characterized, and the...is characterized. This phase corresponds to the arsenic analogue recently reported by ROLAND (1965) in...investigation. We believe they are deposited in lower-temperature environments than were practicable to...compositions on the AgzS--Sb2S a join, but in the Cobalt district, Ontario, it is frequently intergrown with allargentum |  | Stouraiti, Christina, Soukis, Konstantinos, Voudouris, Panagiotis, Mavrogonatos, Constantinos, Lozios, Stylianos, Lekkas, Spyridon, Beard, Andrew, Strauss, Harald, Palles, Dimitrios, Baziotis, Ioannis, Soulamidis, Georgios (2019) Silver-rich sulfide mineralization in the northwestern termination of the Western Cycladic Detachment System, at Agios Ioannis Kynigos, Hymittos Mt. (Attica, Greece): A mineralogical, geochemical and stable isotope study. Ore Geology Reviews, 111. 102992 doi:10.1016/j.oregeorev.2019.102992 | Journal (article/letter/editorial) | | northern Hymittos Mt (central Attica, Greece) district has made this region important due to its structural...world-class Lavrion mining district (25 km SE of Hymittos Mt.). At Agios Ioannis Kynigos mine veins of oxidized...study, with Ag hosted mainly in Ag-tetrahedrite, acanthite and jalpaite. Compositionally pyrite shows As...rendering it structurally equivalent to the Lavrion district and indicate that the WCDS has a minimum strike...presents new data on galena ore in the abandoned mine of Agios Ioannis Kynigos which is situated c. 25 |  | | Report (issue) | | THE INTERIOR GEOLOGICAL SURVEY The Gladiator Mine, Lake City, Colorado: The mineralogy and paragenesis...................................... Geology and mine workings..........................................map of the Lake City area, showing the location of some of the more prominent mines in Lake Mining district..... Generalized geologic map of the Gladiator Mine Lake City, Colorado..................................profile showing the three working levels of Gladiator Mine............................................. Diagram |  | Bindi, Luca, Putz, Hubert, Paar, Werner H., Stanley, Christopher J. (2017) Omariniite, Cu8Fe2ZnGe2S12, the germanium analogue of stannoidite, a new mineral species from Capillitas, Argentina. Mineralogical Magazine, 81 (5) 1151-1159 doi:10.1180/minmag.2016.080.164 | Journal (article/letter/editorial) | | Karl-Lötsch-Strasse 10, A-4840 Vöcklabruck, Austria Pezoltgasse 46, A-5020 Salzburg, Austria Natural History Museum, Cromwell...crystal structure, La Rosario vein, Capillitas district, Catamarca Province, Argentina. Introduction OMARINIITE...vein-type Ag-Pb-Zn (-Cu) deposits (e.g. Freiberg district, Saxony, Germany; Höll et al., 2007). The mineralogy...and mineralization 1152 The Capillitas mining district is part of the Farallón Negro Volcanic Complex...the vicinity of the La Rosario vein. As the old mine workings (“Mina La Rosario” and “Pique Rosario”) |  | | Journal (issue) | | from Clay Canyon, Utah. (Continues on page 2) Acanthite FredPoughandSkipSimmonssharinglibationsatthe...laeliason@msn.com From a historic perspective, acanthite is a minor mineral of little importance and it...proper to label all specimens of silver sulfide as acanthite today; some are properly termed paramorphic or..."wires" overgrown with very small crystals of acanthite. Here, one finds the edges are rounded; the overall...actively going on field ex.1>editionsto the Getchell Mine in Nevada and elsewhere. A long time resident of |  | Ondruš, P., Veselovský, F., Hloušek, J., Skála, R., Vavřín, I., Frýda, J., Čejka, J., Gabašová, A. (1997) Secondary minerals of the Jáchymov (Joachimsthal) ore district. Journal of the Czech Geological Society, 42 (4) 3-76 | Journal (article/letter/editorial) | | Secondary minerals of the Jáchymov (Joachimsthal) ore district Sekundární minerály jáchymovského rudního revíru...seventy secondary minerals were known from the district before the present study. All known reliable data...MYSTERIOUS GREEN URANIUM-BEARING MINERAL FROM ELIÁŠ MINE....., NOT LEAVING IN PEACE THEIR LIVES. STORIES...Faculty of Science, Masaryk University, Brno - in Austria: G. Niedermayr, Naturhistorisches Museum, Vienna...EPISODE OF SECONDARY MINERALS IN THE JÁCHYMOV ORE DISTRICT. HAVING IN MIND ONLY A NEGLIGIBLE POSSIBILITY |  | | Journal (article/letter/editorial) | | pásmo “silver” Lode of Kutná Hora Pb–Zn–Ag ore district (Czech Republic) Richard PAŽOUT1*, Vladimír ŠREIN2...and Au-bearing dyscrasite was found in medieval mine dump material of the Oselské pásmo ”silver” lode...lode of the historic Kutná Hora Pb–Zn–Ag ore district. Ullmannite is the first and only Ni sulphide found...nickel mineral is known from this base-metal ore district. The mineral was identified in two polished sections...example of Ag-rich “bonanza” with stephanite, acanthite, pyrargyrite and miargyrite. The likely source |  | | Journal (article/letter/editorial) | | Bulldog Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County...mineral specimens from the rich Bulldog Mountain Mine grace private and museum collections the world over...and mineral associations. Also recovered from the mine was an abundance of fine, wellcrystallized baryte...Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview | | | Journal (article/letter/editorial) | | Bulldog Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County...mineral specimens from the rich Bulldog Mountain Mine grace private and museum collections the world over...and mineral associations. Also recovered from the mine was an abundance of fine, wellcrystallized baryte...Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview |  | | Journal (article/letter/editorial) | | Bulldog Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County...mineral specimens from the rich Bulldog Mountain Mine grace private and museum collections the world over...and mineral associations. Also recovered from the mine was an abundance of fine, wellcrystallized baryte...Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview | | | Journal (article/letter/editorial) | | Bulldog Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County...mineral specimens from the rich Bulldog Mountain Mine grace private and museum collections the world over...and mineral associations. Also recovered from the mine was an abundance of fine, wellcrystallized baryte...Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview |
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Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria