 | | Journal (article/letter/editorial) | | 4100 National Parks Highway, Carlsbad, NM 88220, USA a r t i c l e i n f o Article history: Received...natural hydromagnesite (5424) from Staten Island, New York, is 58.39 ± 0.40 (2σ) in logarithmic units at...the natural hydromagnesite from Staten Island, New York, from Gabbs, Nevada, and for the synthetic hydromagnesite...engineered barrier consisting mainly of the mineral brucite is to be employed in the Asse repository in Germany...CO2 have indicated that MgO is first hydrated as brucite, which in turn is carbonated as Mg5(CO3)4(OH)2·4H2O |  | Yin, Xihui, Yan, Lujie, Liu, Jing, Xu, Zhenghe, Miller, Jan D. (2013) Anisotropic Surface Charging of Chlorite Surfacesa. Clays and Clay Minerals, 61 (2) 152-164 doi:10.1346/ccmn.2013.0610212 | Journal (article/letter/editorial) | | 1460 East, Room 412, Salt Lake City, UT 84112-0114, USA 2 Department of Chemical and Materials Engineering...(IEP) less than pH 5.6. In contrast, the chlorite brucite-like face is positively charged in this pH range...is a 2:1:1 type phyllosilicate, consisting of a brucite-like or gibbsite-like sheet sandwiched between...layers, is ~1.4 nm. The lattice structure of the brucite-like and mica-like layers of chlorite have been...crystal is cleaved, both a mica-like face and a brucite-like or gibbsite-like face should be exposed. The |  | | Journal (article/letter/editorial) | | shown in Figure 1. Firstly, candidate values for the new parameters were obtained by adding a random number...candidate update attempt is {P1,new , P2 , . . . , PN }, where P1,new = P1,can when the candidate value...value is accepted. However, P1,new = P1 is when the candidate value is rejected. After one local update...overcome, because a system at low βn can provide new local optimizers for a system at high βn , thereby...exchange n and candidate update attemptofis ∆β {P1,new , P2number , …, PN}, where P1,newas = Pdescribed |  | | Report (issue) | | Brucite Mg(OH)2 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Hexagonal. Point Group:...45 100.00 (1) Wood’s Chrome mine, Pennsylvania, USA; corresponds to (Mg0.99 Fe0.01 )Σ=1.00 (OH)2 . (2)...)Σ=1.01 (OH)2 . (3) Mg(OH)2 . Mineral Group: Brucite group. Occurrence: A common alteration of periclase...rarely in crystalline masses. In the USA, at Hoboken, Hudson Co., New Jersey; large crystals from Wood’s...at the Tilly Foster mine, Brewster, Putnam Co., New York; a large deposit near Gabbs, Gabbs district, Nye |  | Kagi, H., Parise, J. B., Cho, H., Rossman, G. R., Loveday, J. S. (2000) Hydrogen bonding interactions in phase A [Mg 7 Si 2 O 8 (OH) 6 ] at ambient and high pressure. Physics and Chemistry of Minerals, 27 (4) 225-233 doi:10.1007/s002690050251 | Journal (article/letter/editorial) | | State University of New York at Stony Brook, Stony Brook, New York 11794-2100, USA H. Cho Environmental...National Laboratory, Richland, Washington 99352, USA G.R. Rossman Division of Geological and Planetary...Institute of Technology, Pasadena, California 91125, USA J.S. Loveday Department of Physics and Astronomy...of synthetic forsterite (Mg2SiO4) and synthetic brucite (Mg(OH)2 or Mg(OD)2) with a molar ratio of 2:3...diffraction. No impurity phase was observed. Deuterated brucite [Mg(OD)2] was synthesized by hydrothermal treatment |  | Altmaier, M., Metz, V., Neck, V., Müller, R., Fanghänel, Th. (2003) Solid-liquid equilibria of Mg(OH)2(cr) and Mg2(OH)3Cl·4H2O(cr) in the system Mg-Na-H-OH-Cl-H2O at 25°C. Geochimica et Cosmochimica Acta, 67 (19) 3595-3601 doi:10.1016/s0016-7037(03)00165-0 | Journal (article/letter/editorial) | | 2003 Copyright © 2003 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/03 $30.00 ⫹ .00 Pergamon...reactions: 1. INTRODUCTION The solubility of brucite Mg(OH)2(cr) and magnesium oxychloride Mg2(OH)3Cl䡠4H2O(cr)...materials in the Waste Isolation Pilot Plant (WIPP) in New Mexico (e.g., Monastra and Grandstaff, 1999; Krumhansl...addition of brucite has been proposed recently by Schüssler et al. (2002). The capacity of brucite to buffer...repository is severely affected by the addition of brucite, performance assessment calculations on the long-term |  | | Journal (article/letter/editorial) | | (<500 ~ fluid flow formed serpentine (Serp) and brucite (Br) from periclase and forsterite. 5180(Br ) and... + ++ E Z ] ~ N N Skarn \ ' ~ ) tl~ ~ ~=~ Brucite - Periclase Marble s 7i7o i I 75 ~ Fig. 1...the Grenville Province of Ontario, Qu6bec, and New York showing the major terranes and highest metamorphic...units. Thin layers of serpentine marble in the brucite marble and vice versa are not shown. Trend lines...undeformed brucite nodule (br). Scale bar = 1 mm. b Deformed brucite nodules and brucite veins. Scale |  | | Journal (issue) | | Pakistan About the Consultant 0 NEW ZEALAND Quartz, Brochantite, Brucite Silicates Ill ~ -0 C') Back...include actinoli te, albite, apatite, biotite, brucite, m MA G E M S T O N E S left: Black marble...(Spain); El Marmol, Ca lifornia and Yul e, Colorado (USA). Group: Metamorphic rock Crystal system: Variable...Sardinia and Turin (Italy); Peru; Haddam, Connecticut (USA). FACT FILE BISMUTHINITE Group: Sulphides Crystal...mosaics. rn en -0 ::0 rn )> 0 z against which all new finds are measured for authenticity: Golling is therefore |  | | Journal (article/letter/editorial) | | University of Tennessee, Knoxville, Tennessee 37996, USA Environmental Sciences Division, Oak Ridge National... Tennessee 37831, USA 3 Edenspace System Corporation, Reston, Virginia 20191, USA 2 Abstract-During...FTIR spectra that indicated the presence of a brucite-like sheet structure with carbonate anions occupying...electrode, occupies the octahedral sites of the brucite-like sheets. The carbonate anions in the interlayer...National Laboratory, Oak Ridge, Tennessee 378316038, USA. Copyright © 2000, The Clay Minerals Society and |  | | Journal (article/letter/editorial) | | Nanocrystalline, porous periclase aggregates as product of brucite dehydration PETER A. VAN AKEN1 and FALKO LANGENHORST2...dehydration of brucite Mg(OH)2. Under the electron beam, the hexagonal platelets of brucite immediately...diffraction reveals a topotactic relationship between brucite and MgO with [0001]Bru // [111]MgO and [1120]Bru...oxygen shows the expected increase from 3 for brucite to 6 for MgO. In a transient state the DebyeWaller...applying the Avrami equation. The decomposition of brucite is interpreted as a complex three-stage process: |  | | Journal (article/letter/editorial) | | minerals Article Brucite-Aragonite Precipitates as Weathering Products of Historic Non-MgO-Based Geomaterials...presents an uncommon mineral assemblage: aragonite, brucite, gypsum, silica, and halite. Internally, it shows...cone-crust formed preferentially by aragonite and brucite; and (3) an internal branching of coralloids, showing...showing a subtle layering between brucite and aragonite. Gypsum, halite, and silica locate in the outer...precipitation sequence has been established: aragonite > brucite > gypsum/silica > halite. Speleothem formation |  | | Journal (article/letter/editorial) | | 2004, Vol. 68(6), pp. 887–904 Serpentine and brucite of ultramafic clasts from the South Chamorro Seamount...Aarhus, Denmark ABSTR ACT Serpentine minerals and brucite in ultramafic rocks from the South Chamorro Seamount...The secondary minerals are mostly serpentine and brucite with minor magnetite. The serpentine minerals,...serpentine was derived. Both serpentine minerals and brucite exhibit wide Mg, Fe and Mn substitution: the Mg#...(40 100%, average >75%), and the serpentine + brucite paragenesis of these ultramafics imply that the |  | | Journal (article/letter/editorial) | | limestones and of retrograde tremolite, dolomite, brucite, and serpentine in siliceous dolomites from contact...metamorphic terrains worldwide. Each pattern suggests new opportunities for investigating the process of metamorphism...0003-004X/00/1112–1573$05.00 Brought to you by | New York University 1573 Bobst Library Technical Services...and/or Ca contents. The ob- Brought to you by | New York University Bobst Library Technical Services Authenticated...history of Acadian regional metamorphism in northern New England, particularly the relation between Mnz ages |  | | Journal (article/letter/editorial) | | Sciences, USA). The final DNA concentration was 1 nM in an ultrapure aqueous solution (Gibco, USA; Ultrapure...TOT) layers plus a single, positively charged “brucite-like” interlayer octahedral sheet (O ); these...nucleotides (Invitrogen, USA) were prepared in aqueous solution (Gibco, USA; Ultrapure water DNAse, RNAse...the small bright areas are little fragments of brucite-like layers. The differences in height between the...It is possible to recognize the octahedral O brucite-like layer, generally made of Mg(OH)2 , by analyzing |  | | Journal (article/letter/editorial) | | mainly in the field of nuclear waste isolation. In the USA, industrial-grade MgO, consisting mainly of the mineral...mainly of the mineral brucite. Therefore, the reaction of periclase or brucite with carbonated brines...(Mg5(CO3)4(OH)2 4H2O) forms during the carbonation of brucite in a series of solutions with different ionic strengths...in the Waste Isolation Pilot Plant (WIPP) in the USA (US DOE, 1996), and a Mg(OH)2-based engineered barrier...barrier consisting mainly of the mineral brucite is to be employed in the Asse repository in Germany (Schuessler |  | | Journal (article/letter/editorial) | | 02139, USA Present Address: C. B. Till (&) United States Geological Survey, Menlo Park, CA 94025, USA e-mail:...Massachusetts Institute of Technology, Cambridge, MA, USA e-mail: tlgrove@mit.edu A. C. Withers Department...University of Minnesota, Minneapolis, MN 55455, USA 163:669–688, 2012) present data that call into question...comment, Green et al. (2012) suggest that the brucite used in our starting materials continues to be...finds that brucite dehydrates to periclase ? H2O at 793 °C at 1 GPa. Thus, there is no brucite, talc, or |  | Peretti, Adolf, Dubessy, Jean, Mullis, Josef, Frost, B. Ronald, Trommsdorff, V. (1992) Highly reducing conditions during Alpine metamorphism of the Malenco peridotite (Sondrio, northern Italy) indicated by mineral paragenesis and H2 in fluid inclusions. Contributions to Mineralogy and Petrology, 112 (2) 329-340 doi:10.1007/bf00310464 | Journal (article/letter/editorial) | | Geophysics, University of Wyoming, Laramie, WY 82071, USA 5 Institut fiir Mineralogie und Petrographie, ETH...pentlandite-awaruite-magnetite-native copper-antigorite-brucite-olivine-diopside is formed. The opaque assemblage...olivine-in with the absence of brucite; 2. olivine-in with the presence of brucite. The open star indicates...idiomorphic antigorite; bru, brucite; olA, olivine veins (different generations); olB, new olivine (mosaic with...recrystallized old diopside; dioB, mosaic or epitaxial new diopside Table 2. P-T univariant dehydration reactions |  | Zwicker, J., Birgel, D., Bach, W., Richoz, S., Smrzka, D., Grasemann, B., Gier, S., Schleper, C., Rittmann, S.K.-M.R., Koşun, E., Peckmann, J. (2018) Evidence for archaeal methanogenesis within veins at the onshore serpentinite-hosted Chimaera seeps, Turkey. Chemical Geology, 483. 567-580 doi:10.1016/j.chemgeo.2018.03.027 | Journal (article/letter/editorial) | | peridotites that are cross-cut by veins composed of brucite and hydromagnesite. Hydromagnesite features a mean...for hydromagnesite formation at the expense of brucite. Within the PT carbonate-hydroxide veins the...waters mix, calcium carbonate AC minerals and brucite co-precipitate (Paukert et al., 2012; Chavagnac...with a computer-controlled micromill-sampler (ESI New Wave, drilling head 100 µm). The obtained powder...terms of potential for methanogenesis and MA brucite-serpentine-hydromagnesite precipitation. The Geochemist’s |  | | Journal (article/letter/editorial) | | GEOPHYSICS, UNIVERSITY OF WISCONSIN, MADISON, WI 53706, USA At Cima Uzza, the tonalitic Adamello batholith and...equivalent lithology occurs outside the aureole. Brucite marble, which occurs in xenoliths and as reaction...dolomitic marble. This range of isotopic values in brucite marble is consistent with a hydrothermal formation...Company, P.O. Box 2189, Houston, TX 77252-2189, USA. Telephone: 713 431-4686. Fax: 713 431-7305. e-mail:...anchimetamorphic dolostone, silica-poor dolomitic marble, brucite marble, siliceous marble, and calcite veins and |  | | Journal (article/letter/editorial) | | brugnatellite, coalingite), followed by aragonite, brucite, dolomite and calcite. Two main stages of crystallization...with brugnatellite, coalingite and Fe-bearing brucite. The younger, more extensive Mg-rich stage, produced...FRONDEL 1941) and coalingite from serpentinite in New Idria, California (MUMPTON et al. 1965). The mentioned...and occur typically in the assem- blage with brucite, hydromagnesite, pyroaurite and aragonite, localy...(ANTHONY et al. 2003). Coalingite can be formed from brucite rich in Fe on the surface of serpentinite in weathering |  | | Journal (article/letter/editorial) | | Bridgewater State College, Bridgewater, MA 02325, USA Department of Marine Chemistry and Geochemistry,...MA 02543, USA c United States Geological Survey, Denver Federal Center, Denver, CO 80225, USA Received...exchange technique. Talc was synthesized from brucite + quartz, resulting in nearly 100% exchange during...only weakly dependent on temperature, similar to brucite and chlorite, and can be D=H described by the equation:...+ 21.67 where T is temperature in Kelvin. These new data should improve the application of D–H and 18 |  | | Journal (article/letter/editorial) | | 2004 Copyright © 2004 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/04 $30.00 ⫹ .00 Pergamon...345 Middlefield Rd., MS 427, Menlo Park, CA 94025, USA (Received April 9, 2003; accepted in revised form...systems, dominated by serpentine, magnetite, and brucite. The reacted waters in the simulations show similar...arsenopyrite antigorite antigorite awaruite bornite brucite calcite caminite chalcocite daphnite clinochlore...nearsurface pressures, the reaction chrysotile 3 brucite ⫹ antigorite (1) occurs near 250°C, and Evans |  | | Journal (article/letter/editorial) | | 21218, USA b WiscSIMS, Department of Geoscience, University of Wisconsin, Madison, WI 53706, USA Received...groups: calc-silicate marble and hornfels (6), brucite marble (2), samples that contain a reaction front...Mt. Morrison pendant, Sierra Nevada, California, USA. Data are from Ferry et al. (2001). (b) Profile across...limestone layer in the Waits River Formation, Vermont, USA. The dashed horizontal line is the weighted mean...Penniston-Dorland and Ferry (2006) supplemented by new measurements from this study (top panel). The much |  | | Journal (article/letter/editorial) | | com/locate/epsl From serpentinization to carbonation: New insights from a CO2 injection experiment Frieder...Oceanographic Institution, Woods Hole, MA 02543, USA Laboratory for Atmospheric and Space Physics, Campus...University of Colorado, Boulder, CO 80309-0600, USA a r t i c l e i n f o Article history: Received...mineral assemblages over time: (1) serpentine–brucite (± magnesite) before the injection, to (2) ser...after the injection promoted the dissolution of brucite and olivine, which liberated SiO2(aq) and dissolved |  | | Journal (article/letter/editorial) | | Graham Melting of albite and dehydration of brucite in H2O—NaCl fluids to 9 kbars and 700—900 °C: implications...from these results, from new experimental data on the dehydration of brucite in presence of H O—NaCl fluid...pressures above \5 kbar. In this study, we present new data on the melting of albite in H O—NaCl fluids...are 2 supported by new experimental data for the dehydration reaction of brucite to periclase and H O...systematically changed. The dehydration reaction of brucite to periclase was determined in presence of pure |
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Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA