 | | Journal (article/letter/editorial) | | MINERALOGY OF ALTO CHAPARE Downloaded by [University of Lethbridge] at 17:49 16 June 2016 COCHABA...silver mines, it certainly does not suit the Alto Chapare region, a hot, steamy rain forest on the lower...lower eastern slopes of the Andes. The Alto Chapare is a 30-kilometer-wide area ranging in altitude between...meters above sea level (1,300 to 7,000 feet) in Cochabamba Department Alfredo Petrov, a geologist and part-time...lived for fifteen years in Cochabama Department, Bolivia, and specializes in minerals of that region. He |  | | Report (issue) | | No. 12: Bolivia ht of Mineral Collecting N 978-0-9790998-5-4 Publisher Lithographie, LLC Denver, Colorado...specimen 'being sold with the shrine when he was in Bolivia buying mineral specimens in the 1970s. He took...ophyllite; 5. 2 cm tall Cerro Rico, Potosi, B,atillo province, Potosi Andy Seibel col/action Jejf-SC,m/.plwto...wp11�. Yaalte: 12.5 cm wide Siglo XX Mine, ,U� Bustillo province, Potosi Malty Zinn colkdknt (ex Marv...640 200 100 600 The Political Divisions of Bolivia (after United Nations Map No. 3875, Peacekeeping |  | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut......................................in the U.S.A. notesfrom th r EDITORS OLD YUMA MINE Another great mineral locality has now been closed...longfamous Old Yuma mine near Tucson (see R. L. Jones, “Famous mineral localities: the Old Yuma mine,” in vol....owned by Richard Bideaux’s Arizona Exploring and Mining Company for quite a few years. Bideaux and Wayne...period of activity, access to the mine was cut off in 1984. In 1996 the mine area was absorbed into the Saguaro |  | | Report (issue) | | COUNTRIES. • • • r 'I WAR PERIOD . • i MAGNESITE. · • (1913-1919.) • • • • • LONDON: ' PRINTED...2 • • • .. 4 • GENERAL. . ' The name magnesite, as used in English-speaking countries, refe~s...latter in containi11g magnesia instead of lime. Magnesite may be spathic and comparatively coarse in its...the cornmercially important magnesites of the province of Quebec in Canada, the State of Washington in...percentage of ferr·o us carbonate, as in Austrian magnesite, which is largely the variety known as breunnerite |  | | Journal (article/letter/editorial) | | atmospheric CO2 in chrysotile mine tailings of the Woodsreef Asbestos Mine, Australia: Quantitative mineralogy...sequestration of CO2 Carbonation rate Serpentinite Mine tailings Weathering Radiocarbon a b s t r a c t...t Since closure of the Woodsreef Asbestos Mine, located in the Great Serpentinite Belt (GSB), New South...predominantly consist of the hydrated Mg-carbonate hydromagnesite (Mg5(CO3)4(OH)2·4H2O), which has precipitated...respectively. Low and variable concentrations of magnesite, dolomite and calcite represent bedrock carbonate |  | García del Real, Pablo, Maher, Kate, Kluge, Tobias, Bird, Dennis K., Brown, Gordon E., John, Cédric M. (2016) Clumped-isotope thermometry of magnesium carbonates in ultramafic rocks. Geochimica et Cosmochimica Acta, 193. 222-250 doi:10.1016/j.gca.2016.08.003 | Journal (article/letter/editorial) | | deposition of oregrade, massive-vein cryptocrystalline magnesite; (2) formation of hydrous magnesium carbonates...using synthetic magnesite and hydromagnesite, along with natural metamorphic magnesite and low-temperature...low-temperature hydromagnesite precipitated within a mine adit. We show that the acid fractionation correction...Cryptocrystalline magnesite vein deposits from California (Red Mountain magnesite mine), Austria (Kraubath...(Kraubath locality), Turkey (Tutluca mine, Eskisßehir district) and Iran (Derakht-Senjed deposit) exhibit |  | | Journal (article/letter/editorial) | | carbon fixation in minerals from serpentine-rich mine tailings using the Rietveld method with X-ray powder...document carbon disposal through the mineralization of mine tailings at Clinton Creek, Yukon Territory, and...refinement method using synthetic serpentine-rich mine tailings of known composition. Estimates of the...tailings from Clinton Creek and Cassiar. Results for mine tailings are also compared to mineralogically similar...stable magnesite may represent long-term stability of the products of mineral sequestration in mine tailings |  | | Report (issue) | | Hydromagnesite Mg5 (CO3 )4 (OH)2 • 4H2 O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data:...954(2) c = 8.378(4) X-ray Powder Pattern: Soghan mine, Iran. 5.79 (100), 2.899 (82), 9.20 (39), 6.40 (38)...Association: Calcite, dolomite, aragonite, brucite, magnesite, artinite, pyroaurite, periclase, “opal”, chromite...at Luning, Mineral Co., and near Gabbs, Gabbs district, Nye Co.; numerous localities in California, as...districts, British Columbia. In the São Felix do Minato mine, Bahia, Brazil. From Kraubath, Salzburg, Austria |  | Power, Ian M., Harrison, Anna L., Dipple, Gregory M., Wilson, Siobhan A., Barker, Shaun L.L., Fallon, Stewart J. (2019) Magnesite formation in playa environments near Atlin, British Columbia, Canada. Geochimica et Cosmochimica Acta, 255. 1-24 doi:10.1016/j.gca.2019.04.008 | Journal (article/letter/editorial) | | Accepted Manuscript Magnesite formation in playa environments near Atlin, British Columbia, Canada Ian... Wilson, S.A., Barker, S.L.L., Fallon, S.J., Magnesite formation in playa environments near Atlin, British...disclaimers that apply to the journal pertain. Magnesite formation in playa environments near Atlin, British...Ontario, Canada, K9L 0G2. 1 Abstract The hydromagnesite–magnesite playas near Atlin, British Columba, Canada...elucidates the mechanisms, pathways, and rates of magnesite (MgCO3) formation in these near-surface environments |  | | Journal (article/letter/editorial) | | dypingite, Mg s(C0 3 ).(OH),-5H 20, transformed to hydromagnesite, Mg s(C0 3 ).(OH),-4H 20 upon heating at 150°C...found on a collecting trip to the serpentine-magnesite deposit at Dypingdal, Snarum, Buskerud, on 20...where there was ample material dumped from the magnesite mining activities. A large block of serpentine with...and X-rayed, but they all turned out to be hydromagnesite. Dypingite from this locality occurs as well-formed...(Fig. 1), as opposed to the more indistinct hydromagnesite. The reviewer of the manuscript I submitted |  | Oskierski, H.C., Dlugogorski, B.Z., Oliver, T.K., Jacobsen, G. (2016) Chemical and isotopic signatures of waters associated with the carbonation of ultramafic mine tailings, Woodsreef Asbestos Mine, Australia. Chemical Geology, 436. 11-23 doi:10.1016/j.chemgeo.2016.04.014 | Journal (article/letter/editorial) | | with the carbonation of ultramafic mine tailings, Woodsreef Asbestos Mine, Australia H.C. Oskierski a,⁎,...online 28 April 2016 Keywords: Serpentinite Hydromagnesite Mine tailings Mineral carbonation CO2 sequestration...formed on the tailings of the Woodsreef Asbestos Mine, sequestering significant amounts of CO2 directly...the dissolution of isotopically light bedrock magnesite in an open system with respect to soil CO2. The...point in the tunnel drives precipitation of hydromagnesite (Mg5(CO3)4(OH)2·4H2O), displaying a clear atmospheric |  | | Report (issue) | | (1) p. 17. Inyo County: district, 2, As radial clusters near Lippincott mine, Ubehebe McAllister (4)...bakerite has been collected from the Stirling Borax mine, Tick Canyon, Pemberton (p.c. '58). This is an unusual...lens as pale brown crystals at the Foster Bluebird mine 3 miles north of the abandoned station of Ogilby...Canyon, near junction with the road to Cerro Gordo mine, McAllister (4) p. 53. Mariposa County: 3, Colorless... Reported as coatings in fractures from the Old Mine ore body, Kinkel et al. (2) p. 89. ARAGONITE Inyo |  | | Journal (article/letter/editorial) | | temperature. At 145 and 165ºC, a complete hydromagnesite to magnesite conversion was observed at only ≤4h of...brucite. A maximum of 98gCO2/kgrock was fixed by magnesite at 145ºC during 4 hours of reaction. The estimated...attributed to the decreasing thermal stability of hydromagnesite. Results from this work suggest that sourcing...KEYWORDS Mineral carbonation; activated serpentine; magnesite formation; CO2 sequestration; amorphous Jo 1...hydrous Mg-carbonates upon carbonation of serpentine mine tailings at low-temperature sequesters significant |  | | Journal (article/letter/editorial) | | high-temperature carbonation reactors, by carbonating alkaline mine wastes, or by subsurface reaction through CO2 injection...hydrothermal systems, alkaline travertines, and hydromagnesite– magnesite playas, provide insights into geochemical...alkaline industrial waste, such as serpentinite mine tailings, and (2) in situ mineral carbonation processes...reaction of olivine or serpentine with CO2 to form magnesite + quartz ± H 2O. Similar reaction pathways are...hydration–carbonation of olivine to produce serpentine + magnesite (FIG. 2 A). Subsequent carbonate alteration of |  | Wilson, S. A., Dipple, G. M., Power, I. M., Thom, J. M., Anderson, R. G., Raudsepp, M., Gabites, J. E., Southam, G. (2009) Carbon Dioxide Fixation within Mine Wastes of Ultramafic-Hosted Ore Deposits: Examples from the Clinton Creek and Cassiar Chrysotile Deposits, Canada. Economic Geology, 104 (1) 95-112 doi:10.2113/gsecongeo.104.1.95 | Journal (article/letter/editorial) | | 104, pp. 95–112 Carbon Dioxide Fixation within Mine Wastes of Ultramafic-Hosted Ore Deposits: Examples...and subsequent mineralization of the chrysotile mine tailings at Clinton Creek, Yukon Territory, and...⋅3H2O], dypingite [Mg5(CO3)4 (OH)2 ⋅5H2O], hydromagnesite [Mg5(CO3)4(OH)2 ⋅4H2O], and less commonly lansfordite...during mineralization. Samples of dypingite ± hydromagnesite collected from within 0.2 m of the tailings...surface of tailings piles, and dypingite and hydromagnesite formed in the subsurface environment with characteristics |  | Oskierski, Hans C., Beinlich, Andreas, Mavromatis, Vasileios, Altarawneh, Mohammednoor, Dlugogorski, Bogdan Z. (2019) Mg isotope fractionation during continental weathering and low temperature carbonation of ultramafic rocks. Geochimica et Cosmochimica Acta, 262. 60-77 doi:10.1016/j.gca.2019.07.019 | Journal (article/letter/editorial) | | weathering and associated magnesite formation, including the lowest δ26Mg of magnesite reported so far. At...the ultramafic Mg source rocks and associated magnesite deposits provides boundary conditions that constrain...the ultramafic precursor. In contrast, nodular magnesite hosted in ultramafic rock shows δ26Mg values between...‰ that are significantly lower than those of magnesite and dolomite that formed by hydrothermal alteration...‰). The strong enrichment of 24Mg in nodular magnesite does not reconcile with simple fractionation |  | | Journal (article/letter/editorial) | | geochemistry laboratory of Dokuz Eylül University, Mining and Geological Engineering Department. FeO contents...geochemistry laboratory of Dokuz Eylül University, Mining and Geological Engineering Department. Concentrations...late Miocene crops out in the BeypazariÇayirhan district 100 km northwest of Ankara. The stratigraphy,...indicated that there is no direct precipitation of magnesite from lake water. They also reported that indirect...meter dimensions consisting of hydromagnesite, rather than magnesite. Acigöl and central Anatolian saline |  | | Journal (article/letter/editorial) | | Genesis of Vein Stockwork and Sedimentary Magnesite and Hydromagnesite Deposits in the Ultramafic Terranes...are comparable to the Neogene cryptocrystalline magnesite bodies elsewhere in the Alpine orogen to the northwest...Paleozoic marine limestone at depth. In general these magnesite deposits were found to fall into two groups, comprising...though their age is unknown. The major stratiform magnesite deposit at Hirsizdere in the center of the Menderes...exhalative) type (Ilich, 1968). In contrast, the hydromagnesite stromatolites presently growing in Salda Gölü |  | | Report (issue) | | MISCELLANEOUS. LATE DEVELOPMENTS OF MAGNESITE DEPOSITS IN CALIFORNIA AND NEVADA. By HOYT S. GALE. INTRODUCTION...INTRODUCTION. By far the greater part of the magnesite occurring in the United States is found in California...California, are of considerable size and yield magnesite of excellent quality, which is probably excelled...the United States Geological Survey, entitled "Magnesite deposits of California," by Frank L. Hess, was...CONSUMPTION OF MAGNESITE. The accompanying diagram (fig. 44) represents the production of magnesite in this |  | | Journal (article/letter/editorial) | | h " K u r t z ' s yellow." 2 Opening at Choate mine, Soldiers Delight, Baltimore County, Maryland. Paul...heavy black mineral. Brought by sledge from the mine to tributaries of the Ob, and rafted to the Arctic...immediately to mine and export the chromite ore. B y 1817, he had acquired other mining rights on the...boulders lay on the surface. Underneath was the Reed mine, richest of the Maryland mines. These three sites...vegetation o f sedge grass and scrub pine, he acquired mining properties from Montgomery C o u n t y , Maryland |  | | Journal (article/letter/editorial) | | Gloggnitz-Arfedsonite; Riebeckite; Mag nesite (radiated xls in magnesite). ROCKS AND MINERALS Altenberg-Hematite. Wochein-Limonite...STYRIA (Steiermark) Alt/Ausee. In N W corner of province. Six salt Ms about H / Mi. N W of the village...Anhydrite. Schadming, S of Bad Ausee in W end of province. Old nickel M. Op. 1840— Arsenic (native); Maucherite;...tunnels were opened. 1870 con centrated on surface mining and pre sently 30 terraces exist each 80 feet...to enter is difficult to se cure. Mountain and mine can be seen to the S of the village. Siderite X |  | Gras, A., Beaudoin, G., Molson, J., Plante, B. (2020) Atmospheric carbon sequestration in ultramafic mining residues and impacts on leachate water chemistry at the Dumont Nickel Project, Quebec, Canada. Chemical Geology, 546. 119661pp. doi:10.1016/j.chemgeo.2020.119661 | Journal (article/letter/editorial) | | Atmospheric carbon sequestration in ultramafic mining residues and impacts on leachate water chemistry...Atmospheric carbon sequestration in ultramafic mining residues and impacts on leachate water chemistry...Atmospheric carbon sequestration in ultramafic mining residues and impacts on leachate water chemistry...lP Passive carbon mineralization in ultramafic mining residues, which allows the sequestration of CO2...approximately 1.7 Gt of utramafic mining residues over 33 years of production and the mine will release about 127 |  | | Journal (article/letter/editorial) | | Experimental determination of solubility constant of hydromagnesite (5424) in NaCl solutions up to 4.4 m at room...online 14 March 2011 Editor: J. Fein Keywords: Hydromagnesite Nuclear waste isolation Geological repositories...solubility constants of both synthetic and natural hydromagnesite (5424) determined in NaCl solutions with a...10– 3.2 m NaCl solutions using the natural hydromagnesite (5424) from Staten Island, New York, is 58...average solubility constant using the natural hydromagnesite (5424) from Gabbs, Nevada, is 59.54 ± 0.72 |  | | Journal (article/letter/editorial) | | MaryLand 20910 Assrnecr The heat capacity of hydromagnesite, from Hindubagh, West Pakistan, and synthetic...(G"rnr.rr - H"o)/7, and (Sorea.rr- S'o) for hydromagnesite,5MgO'4COz'5IIzO, are 125.86+ 0.37,67.35+ 0...transistion is about 0.6 cal mol-rK-r. InrnooucrroN Hydromagnesite is a common product of the low-temperature...with magnesite and in this association the magnesite has apparently forrned from the hydromagnesite(Christ...stalactitesand as incrustationsin an anthracitecoal mine at Nesquehoning,CarbonCounty, Pennsylvania(Palache |  | | Journal (article/letter/editorial) | | passive or accelerated carbonation of ultramafic mine waste rock and tailings (Wilson ED et al., 2006...lansfordite < nesquehonite < dypingite < hydromagnesite < magnesite (Langmuir, 1965; SC RI PT Canterford...hydration of aqueous Mg, the formation of anhydrous magnesite [MgCO3], is kinetically inhibited at low temperatures...growth rate constant for hydromagnesite [Mg5(CO3)4(OH)2·4H2O] compared to magnesite at 90°C. Thus, ultramafic...can be a precursor for the formation NU of hydromagnesite (Davies and Bubela, 1973; Hopkinson et al. |
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