 | | Journal (article/letter/editorial) | | deposits: constraints from the Broken Hills deposit, Hauraki Goldfield, New Zealand Helen A. Cocker & Jeffrey...# Springer-Verlag 2012 Abstract The 7.1 Ma Broken Hills adularia-sericite Au–Ag deposit is currently...epithermal deposit in the Hauraki Goldfield of New Zealand. The opaque minerals include pyrite, electrum...the Hauraki Goldfield and elsewhere worldwide. Broken Hills ores also contain the less common minerals aguilarite...naumannite (Ag2Se), petrovskaite (AuAgS), uytenbogaardtite (Ag3AuS2), fischesserite (Ag3AuSe2), an unnamed |  | | Journal (article/letter/editorial) | | (Au-quartz). Dark rims around native gold are uytenbogaardtite (Ag3AuS2) or petrovskaite (AgAuS), or a mixture...mixture of acanthite (Ag2S) with uytenbogaardtite or uytenbogaardtite with petrovskaite. In the ore samples...depend on the primary fineness of native Au: uytenbogaardtite forms after gold of fineness above 380‰, whereas...presence of uytenbogaardtite or petrovskaite, or a mixture of acanthite with uytenbogaardtite or uytenbogaardtite...Au-quartz-sulfide, and other deposits. Keywords: Uytenbogaardtite, petrovskaite, native gold, fineness, reactions |  | | Journal (issue) | | ..... 337 by D. J. Mossman The Colorado Quartz mine, Mariposa County, California: a modem source of....................................... 322 What’s new in minerals? (by D. Leicht) .......................Show, and what better way to spend it than making new friends and playing tennis with your min eralogical...she and Brooks became part owners of the Old Yuma mine nearby. After a few years her strong love of minerals...ventures in Mex ico (particularly the San Francisco mine in Sonora). Many extraor dinary specimens passed |  | | Journal (article/letter/editorial) | | system at 500 °C. Pyrrhotite, acanthite, and uytenbogaardtite and Au-Ag alloys with increased fineness were...statistic for Au-Ag sulfide, corresponding to uytenbogaardtite was 0.17, 0.37, and 0.98 wt% for S, Ag, and...alloys contained pyrrhotite, acanthite-, and uytenbogaardtite phases and Au-Ag alloys of fineness higher...calculated without account of sulfur. Acanthite and uytenbogaardtite form the structures of solid-solution decay...discriminated by color: acanthite (gray) and uytenbogaardtite (light gray). It is supposed that this aggregate |  | | Journal (article/letter/editorial) | | Black Hawk district in New Mexico (MarcWApril 1993). GE ON OM i I - Getchell mine, Potosi district...Gilbert district GO - Goldfield district GP - Gold Point district GS - Goodsprings district HA - Hamilton...Hamilton district (now White Pine, WP) Iron Hat district - Jarbidge district KL - Klondyke district KM -...- Killie mine, Spruce Mountain district IH JA - (SM) Lewis district Maggie Creek district Majubo Hill...Hill mine, Antelope district MH MN Manhattan district MO - Moonlight mine, Disaster district (DS) MR - |  | Tauson, Vladimir, Kravtsova, Raisa, Makshakov, Artem, Lipko, Sergey, Arsent’ev, Kirill (2017) Contrasting Surficial Composition of Native Gold from Two Different Types of Gold Ore Deposits. Minerals, 7 (8) 142 doi:10.3390/min7080142 | Journal (article/letter/editorial) | | rims consisting of silver and gold sulfides—uytenbogaardtite (Ag3 AuS2 ), petrovskaite (AgAuS), their conglomerates...conglomerates, as well as a mixture of uytenbogaardtite with acanthite (Ag2 S). The rims were about 20...above-mentioned work presents compositions of uytenbogaardtite with (Ag + Au)/S atomic ratios varying from...conditions—Kvartsevaya Sopka (Northern Okhotsk Region, Russia and differing in in formation conditions—Kvartsevaya...Okhotsk SeaSea Region, Magadan Oblast) and Amurskie Daiki (Eastern Trans-Baikal Region, Zabaykalsky Krai) |  | | Report (issue) | | white areas). Sample is from the Buckskin National Mine, Humboldt County, Nevada. Photograph by Peter Vikre...............................................Q26 Mine Waste Characteristics.............................showing selenium concentrations in coal samples, by region of the United States.............................earth may lead to new (or unconventional) sources of selenium, the discovery of new methods of extraction...extraction, and new technologies for minimizing the transfer of selenium from rock to biota, so to protect |  | | Report (issue) | | Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection.... Davis The Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper 91 References ...COLOR PLATES (following page 242) Gold, Mexican Mine Gold, Majuba Placer Pyromorphite after Galena with...Round Mountain Mine Quartz, Lovelock area Acanthite Grossular, Nightingale district Quartz epimorph...after Calcite Agardite Grossular, Buena Vista district Quartz (amethyst) and Calcite Almandine-Spessartine | | | Report (issue) | | Oliven i te, r.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection....A. Vavis The Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper MINERAL CATALOG...Hen1in1orphite Azurile Barite, N1eikJe Mine Barite, '\forthun1berland Mine Bante, Rosebud t1ine Barile v;ith...inclusions Bolt½'OOdite Calcite, Meikle Mine Calcite, Getchell Mine Callaghanite Cassiterite and Hema tile...Martha Mine Gold, Humboldt Mountain Gold, Mexican Mine Gold, Majuba Placer Gold, Round Mountain Mine Grossular |  | | Journal (article/letter/editorial) | | The Farallón Negro mining district (also known as Agua de Dionisio district; Peirano 1944; Angelelli 1984)...vein system is the most productive epithermal Au–Ag mine in NW Argentina. It is operated by YMAD, a joint...Government of Argentina. During 2012 and 2013, the mine produced 9000 kg of Ag and 700 kg of Au per year...Negro is a small mining town situated in Hualfín district, Catamarca province, Argentina, at 27° 16′ 26″...Farallón Negro mine is located about 6 km to the west of the Bajo de La Alumbrera mine and 320 km southwest |  | Vorobyev, Sergey, Likhatski, Maxim, Romanchenko, Alexander, Maksimov, Nikolai, Zharkov, Sergey, Krylov, Alexander, Mikhlin, Yuri (2018) Colloidal and Deposited Products of the Interaction of Tetrachloroauric Acid with Hydrogen Selenide and Hydrogen Sulfide in Aqueous Solutions. Minerals, 8 (11) 492 doi:10.3390/min8110492 | Journal (article/letter/editorial) | | surface plasmon resonance (LSPR) in the near-infrared region, which has been suggested to assign to gold-sulfide/gold...[50–57], no LSPR was observed in the near-IR spectral region. The LSPR vanished as the H2 Se/HAuCl4 ratio approached...fischesserite, a rare gold–silver selenide from the De Lamar mine, Owyhee County, Idaho, USA. Can. Mineral. 2004,...deposits: Constraints from the Broken Hills deposit, Hauraki Goldfield, New Zealand. Miner. Depos. 2013, 48...G.A.; Kokh, K.A. The crystal structure of uytenbogaardtite, Ag3 AuS2 , and its relationships with gold |  | | Book (edition) | | completely revised and updated with a wealth of new information and features. The second edition of the...alphabetical entries, 1000 of which are entirely new e 240 new color photographs, mostly of large specimens...specimens, as well as 104 black-and-white photographs 45 new crystal drawings of rare species the most complete...distinguished group of authors in the light of new research and important new technological developments. The second...Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico; | | | Book (edition) | | completely revised and updated with a wealth of new information and features. The second edition of the...alphabetical entries, 1000 of which are entirely new • 240 new color photographs, mostly of large specimens...as well as 104 black-and-white photographs • 45 new crystal drawings of rare species • the most complete...distinguished group of authors in the light of new research and important new technological developments. The second...Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico; |  | | Report (issue) | | were being used by society. Today, discovery of new uses for an increasing number of elements is enabling...systems have all been possible through the use of new mineral materials. As the importance and dependence....B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agency’s...production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012............................F2 Graph showing world cobalt mine and refinery production and apparent consumption |  | | Book (volume) | | Peninsula (Maletoyvayam Ore Field) [1], Central Aldan district of Yakutia (Khokhoy ore field) [2], and Kola Peninsula...Degdekan and Zolotaya Rechka deposits (Magadan region, Russia). They used a combination of methods of...of the Yunnan–Guizhou–Guangxi “Golden Triangle” region. Zheng, Tsang and coauthors [19,20] also discussed...were additionally extracted from the ore to obtain new data. The studied grains of primary Au–Ag alloys...phases of the Au–Te–Se–S system that are potentially new minerals with unique compositions: Au3 Te6 (Se,S)4 |
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