 | | Journal (article/letter/editorial) | | ankerite, barite, gypsum, epsomite, zeolites (laumontite, analcime, and stilbite), cristobalite, and quartz...associations: corrensite–chlorite, corrensite–chlorite–laumontite, corrensite–epsomite–authigenic calcite, and...for seawater evaporation, and the presence of laumontite in the corrensite–chlorite association suggests...corrensite; rectorite; illite; chlorite; kaolinite; laumontite Lin Sutherland Received: 26 June 2022 Accepted:...of Primorye. The data were published in [9,10]. New data are presented in Figure 1, Figure S1, and Table |  | | Journal (article/letter/editorial) | | An experimental investigation of heulandite-laumontite equilibrium at 1000 to 2000 bar P f l u i d M...Geology, Stanford University, Stanford, CA 94305, USA Abstract. The univariant reaction governing the...heulandite (CaA12SiTOls '6H20), heulandite = laumontite + 3 quartz + 2 H 2 0 CaA12Si7018 96 H 2 0 =...= CaA12Si4Oa2" 4 H 2 0 heulandite laumontite (1), has been bracketed through reversal experiments at:...reaction (1), together with the reaction, stilbite = laumontite + 3 quartz + 3 H20, defines an invariant point |  | | Report (volume) | | to Zeolite Molecular Sieves. John Wiley & Sons, New York, 93 p Ch 16: p559: Missing from the first line...a decade or more. MSA is pleased to present this new work, diligently prepared over the past four years...soils (Chapters 6-12). Likewise, borrowing from new knowledge gained from studies of synthetic zeolites...Most of the material in this volume is entirely new, and "Natural Zeolites: Occurrence, Properties, Applications"...beginning this volume. It is our hope that this new, expanded volume will rekindle interest in this fascinating |  | | Journal (article/letter/editorial) | | Pressure-induced migration of zeolitic water in laumontite Received: 25 October 2003/Accepted: 31 May 2004...Abstract A polycrystalline sample of natural laumontite (Pleasant Valley, Connecticut) was studied up...dehydrated laumontite. Upon increasing the pressure to 0.2 (1) GPa, fully hydrated laumontite with 18 H2O...transition above 3 GPa. Keywords High pressure Laumontite Hydration Phase transition Order–disorder...Brookhaven National Laboratory, Upton, New York 11973-5000, USA E-mail: yollee@bnl.gov, tvogt@bnl.gov |  | Hatert, Frédéric, Pasero, Marco, Perchiazzi, Natale, Theye, Thomas (2007) Pumpellyite-(Al), a new mineral from Bertrix, Belgian Ardennes. European Journal of Mineralogy, 19 (2) 247-253 doi:10.1127/0935-1221/2007/0019-1720 | Journal (article/letter/editorial) | | Mineral. 2007, 19, 247–253 Pumpellyite-(Al), a new mineral from Bertrix, Belgian Ardennes FRÉDÉRIC...Commission on New Minerals and Mineral Names, IMA (no. 2005-016). Key-words: Pumpellyite-(Al), new mineral...described laumontite samples from the Cambrian Serpont Massif. More recently, the discovery of three new occurrences...Bertrix initiated a detailed mineralogical study of laumontite from this area (Hatert, 1998), followed by the...prehnite, and of pumpellyite, associated with laumontite (Hatert & Theye, 2005). In the Lochkovian schists |  | | Journal (article/letter/editorial) | | established, each with a specific set of zeolites: (1) laumontite-stilbite/stellerite, (2) natrolite-thomsonite-heulandite...and Fe sulphides precipitated subsequently to laumontite and stilbite which are representative of mineral...(Ca[Al2 Si4 O12] · 2H2O) in solid solution. Laumontite: Laumontite (Ca4 [Al8 Si16 O48 · 18H2O) is second in...XRD (Fig. 4 a). Laumontite postdates carbonate precipitation (Fig. 4 b). Laumontite is very pure, only...only from laumontite in the metabasalts at Stavrovouniou contents of as much as 0.7 wt.% Na have been detected |  | Fridriksson, Thráinn, Carey, J. William, Bish, David L., Neuhoff, Philip S., Bird, Dennis K. (2003) Hydrogen-bonded water in laumontite II: Experimental determination of site-specific thermodynamic properties of hydration of the W1 and W5 sites. American Mineralogist, 88 (7) 1060-1072 doi:10.2138/am-2003-0715 | Journal (article/letter/editorial) | | pages 1060–1072, 2003 Hydrogen-bonded water in laumontite II: Experimental determination of site-specific...D469, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, U.S.A. 3 Department of Geological Sciences...properties of hydration of the W1 and W5 sites in laumontite that host hydrogen-bonded water. A Langmuir adsorption...liquid-water immersion calorimetry experiments on laumontite containing vacant W1 and fully occupied W5, W2...this study indicate that the water content of laumontite in equilibrium with liquid water ranges from |  | | Journal (article/letter/editorial) | | ( +chlorite + quartz) are characteristic: (i) laumontite + pumpellyite + epidote in the zeolite facies...metabasites is defined by a discontinuous reaction: 018 laumontite + pumpellyite + 015 quartz = 1-31 prehnite +...utilizing T-XPc>* diagrams. The stability of the laumontite-bearing assemblages for the zeolite facies metamorphism...Downloaded from http://petrology.oxfordjournals.org/ at New York University on June 1, 2015 (Received 6 March...Analcime Anorthite Calcite Chlorite Clinozoisite Laumontite Prehnite Pumpellyite Quartz Tremolite Wairakite |  | | Journal (article/letter/editorial) | | abundant(heulanditesubfacies).Next zone (III; laumontite subfacies)is markedby the appearanceof laumontiteinsteadof...Representativeanalysesof heulandite, mordenite,laumontite,and wairakite are given in Darce et al. (1989)...mordeniteare frequent secondaryphases.Smectite Lmt -- laumontite, Mrd -- mordenite, Py -- pyrite, Qtz = quartz...K feldspar(adularia), Kin -- kaolinite,Lmt -- laumontite,Mgh -- maghemite, Mrd = mordenite,Py -- pyrite...absenceof heulandite and mordenite, and presenceof laumontite,calcite,andswellingchlorite (smectite dominates |  | Tangwattananukul, Ladda, Ishiyama, Daizo, Matsubaya, Osamu, Mizuta, Toshio, Charusiri, Punya, Sato, Hinako, Sera, Koichiro (2014) Characteristics of Triassic epithermal Au mineralization at the Q prospect, Chatree mining area, Central Thailand. Resource Geology, 64 (2) 167-181 doi:10.1111/rge.12035 | Journal (article/letter/editorial) | | IV is characterized by quartz–calcite–illite–laumontite–adularia–chlorite–sulfide minerals and electrum...flamboyant textures, respectively. Coexistence of laumontite, illite and chlorite in the gold-bearing quartz...boiling, epithermal Au deposit, flamboyant texture, laumontite, oxygen isotope, Triassic. 1. Introduction The...and laumontite. Laumontite is characterized by platy and elongated prismatic crystals. Laumontite coexists...and calcite (Fig. 6). This fact suggests that laumontite, quartz, illite and calcite were precipitated |  | | Book | | Tudith L. Vozza F. Silva Printing Palisades Park, New Tersey l L r This book is dedicated 11 to MOM...Jerry Furia of "Fur:y Camera & Sound" in Dumont, New Jersey for their technical assistance with the photography... HEULANDITE 53 HYDRONEPHELITE 58 LAUBANITE 59 LAUMONTITE 60 LEONHARDITE 65 LEVYNITE= LEVYNE 67 MAZZITE... LOCATIONS: UIS 1.A.. NEW' JERSEY Bergen Hill, Snake Hill, Paterson, New Street Quarries, Upper Montclair...Victoria, Flinders, N"£W ZEALAND Tasmania Sydney, New South Wales SOUTH AMERICA Viadulo, BRAZIL Rio |  | | Journal (article/letter/editorial) | | LAUMONTITE By DONALD J. GOODELL 11 Logwood Street. South Burlington. Vermont 05401 LAUMONTITE is a calcium-rich...deposits). Laumontite has rarely been reported in large amounts from anyone locality. LAUMONTITE commonly...prismatic crystals may have oblique terminations. LAUMONTITE also exists in radiating fibrous aggregates....out of the damp rock in which they are formed, LAUMONTITE crystals are quite delicate and water-clear....varietal names of leonbardite or caporcianite, When LAUMONTITE crystals are removed from their most environment |  | | Journal (article/letter/editorial) | | University of Tennessee, Knoxville, Tennessee 37996–1410, USA 2 The Johns Hopkins Applied Physics Laboratory, 11100...11100 Johns Hopkins Road, Laurel, Maryland 20723, USA * Corresponding author. E-mail: mcsween@utk.edu (Received...actinolite + albite + silica, accompanied by laumontite, pumpellyite, prehnite, or serpentine/talc. Only...been spectrally identified on Mars, although laumontite and pumpellyite have spectra similar to other...(Ehlmann et al. 2011b; Carter et al. 2013), allows new insights into the compositions of protoliths and |  | | Journal (article/letter/editorial) | | Hanson The dehydration process in the zeolite laumontite: a real-time synchrotron X-ray powder diffraction...The dehydration process of the natural zeolite laumontite Ca4Si16A18048.18HzO has been studied in situ...whose analysis produced a dynamic picture of the laumontite structure response to dehydration. The first...Brookhaven National Laboratory, Upton, NY 11973, USA framework oxygen atoms, are nearly six-coordinated...decrease in the monoclinic fl angle. Introduction Laumontite is a natural Ca zeolite, which readily loses |  | | Journal (article/letter/editorial) | | Patani Turkey, Kisildere USA, Gulf Coast Arkansas USA, Gulf Coast Texas USA, Madison eranite c carbon...1 mm01 1-l (Iceland) and 5.7 mol 1-l (Arkansas, USA). However, neither the age nor the . . chlonmty can...disordered dolomite illite kaolinite K-feldspar laumontite muscovite phlogopite paragonite prehnite wairakite...in crystalline rocks, for example: anorthite, laumontite, prehnite, wairakite and zdisite. Chemical formulae...anorthite + 2 H *O e calcite + kaolinite (Vl) CO, + laumontite =S calcite + kaolinite + 2 silica +2H,O (V2) |  | | Journal (article/letter/editorial) | | and X-ray studies. The three zeolite zones (laumontite, scolecite, and heulandite, in ascending order)...distributed in the cavities, associated with laumontite, which then becomes prevalent. They are very...twinned. Laumontite and mordenite. Of these two highly delicate and brittle zeolites laumontite is fairly...especially in and around Bombay. Crystals of laumontite occurring at Nasik and Panvel are fairly big...cm in length) and well shaped. 3 Compared to laumontite, mordenite crystals are extremely thin, almost |  | | Journal (article/letter/editorial) | | (Micro-Deval). At the same time, the examination of new or untried sources of aggregates prior to their use...Bruker D8 Advance system (Bruker, Billerica, MA, USA) with a Cu anode (λ = 1.5406 nm). The samples were...Chlorite (17%), Actinolite (9%), Quartz (7%), Laumontite (6%), Augite (6%), Calcite (5%), Analcime (3%)...Albite (22%), Chlorite (18%), Actinolite (8%), Laumontite (6%), Quartz (6%), Augite (4%), Calcite (4%)...Anorthite (26%), Actinolite (25%), Albite (15%), Laumontite (11%), Natrolite (5%), Chlorite (5%), Quartz |  | | Journal (article/letter/editorial) | | metamorphism in the North Shore Volcanic Group, Minnesota, USA S . Th. SC H M I D T Mineralogisch-Petrographisches...smectite, (3) laumontitechlorite-albite, (4) laumontite-chlorite-albite f prehnite f pumpellyite and...hematite; hul = heulandite; lim = limonite; Imt = laumontite; mor = mordenite; olig = oligoclase; pmp = pumpellyite;...sections provided data on alteration, the formation of new minerals and replacement textures. Mineral scale...zone near Duluth and a stratigraphically higher laumontite zone with other zeolites at higher levels was |  | | Journal (article/letter/editorial) | | containing a small percentage of V203' Specimens of LAUMONTITE have been collected at Bergen Hill, West Paterson...Paterson, and Great Notch, in northeastern New Jersey; also at Snake Hill, Upper Montclair, and Summit....it occurred with analcime and native copper. LAUMONTITE occurs as brown grains and microscopic yellow...Patton's series indicates a second generation LAUMONTITE that is quite difficult to observe. I saw no...Fundy area, Nova Scotia, Canada. At Harbourville, LAUMONTITE occurs in white, brown and orange crystals and |  | | Journal (article/letter/editorial) | | plagioclase-rich sandstones and do not occur with kaolinite. Laumontite and barian-strontian heulandite (containing up...pressure. If P~r~o ~ P load, the presence of laumontite and albite suggest minimum T on the order of...calcite-kaolinite-quartz and laumontite implies gradients in ]coJ/H~o. Assemblages containing laumontite presumably equilibrated...calcite may not have equilibrated with pre-existing laumontite; and 3) the occurrence of kaolinite in some beds...the same composition as those equilibrated with laumontite or kaolinite. Introduction The L o w e r Cretaceous |  | | Journal (article/letter/editorial) | | University of Texas at Austin, Austin, TX 78758, USA e-mail: tobias.weisenberger@beg.utexas.edu recovered...aqueous liquid. Keywords Water–Rock Interaction Laumontite Prehnite Reaction Vein Albitisation Arvigo...38x (Wayne Rasband, National Institute of Health, USA) to calculate porosity. Assemblage stability diagrams...chlorite II, calcite and zeolites. Scolecite and laumontite are by far the dominant zeolite species, whereas...the rock matrix. Calcite, epidote, prehnite and laumontite occur as accessory minerals only in TS 12.1. |  | | Journal (article/letter/editorial) | | the reactions laumontite + C02 = calcite -]-kaolinite + 2 quartz-~2 H20 (1) laumontite-~ calcite = p... quartz. This can be seen from the reaction: laumontite ~- C02 = calcite ~- kaolinite d- 2 quartzd-21120...the importance of mass-transfer. The reaction laumontite ->prehnite-F aluminous phase-Fquartz ~-water...the expense of the zeolite laumontite. As mentioned previously laumontite is frequently associated with...been proposed to account for this association: laumontite ~- calcite = prehuite-~ quartz -t- 3 tt~O ~ CO~ |  | | Journal (article/letter/editorial) | | NEUHOFF ET AL. FIG. 1. Crystal structure of laumontite (Table 1). after Armbruster and Koliler (1992)...o l i t e , s c o l e c i t e , yugawaralite, laumontite, and wairakite to variations of up to 5 0 % in...on interchannel cation content. According to this new definition, 82 naturally occurring zeolite species...Ca (Na, K, Sr) ~ 2 . 8 5 - ~3.15 ~1.80-2.35 laumontite yugawaralite LAU CaAl2Si4O12• 2H 2 O CaAl...discredited by Artioli and Galli (1999) based on new chemical analysis of gonnardite minerals. In some |  | | Journal (article/letter/editorial) | | MINERAL ASSEMBLAGES, HOKONUI HILLS, SOUTHLAND, NEW ZEALAND MARY L. STALLARD I AND J. R. BoLES Department...albite, quartz, and zeolites from the Hokonui Hills, New Zealand, constrain crystallization temperatures and...detrital plagioclase and a laumontite-albite-quartz assemblage. A laumontite vein follows the local joint...zeolites were thermally dehydrated in a vacuum. Laumontite was dehydrated at 300OC, and stilbite at ISO°C...values for laumontite in the groundmass of the altered tuff were + 14.4'7'00. The laumontite-quartz pair |  | | Journal (article/letter/editorial) | | pages 781-789, 1997 Experimental investigationof laumontite + wairakite + HrO: A model diagenetic reaction...rate and mechanism of a key diagenetic reaction, laumontite -+ wairakite + HrO, have been determined in experiments...nucleation of wairakite occurred on the smallest laumontite fragments in the starting material. Growth then...then proceededby the dissolution of large laumontite grains,transportwithin the fluid, and precipitation...formed early as -10 pm wide skeletal grains along laumontite grain boundaries. The wairakite grains subsequentlynucleatedon |
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Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA