 | | Journal (article/letter/editorial) | | up to greasy luster and light colours: yellow, green, palebrown, pink. Frequently colorless and white...without break of chemical bonds. Occurrences and formation conditions Generalizing an available material...Burbankite from sodabearing sedimentary Green River Formation (USA) is in association with the majority...its analogs crystallize on early carbonatite formation stages under high temperatures (not below 500°С)...together with zeolites and hydrous soda minerals. Formation temperatures for these associations can be estimated |  | | Journal (article/letter/editorial) | | in soda-lake deposits such as the Green River Formation in the USA [10]. Nevertheless, large concentrations...carbonate veinlets, forming irregularly shaped bright-green masses up to 3-5 cm in size composed of a dense...described from the soda deposits of the Green River Formation. Sidorenkite is characteristic of relatively...the Khibiny were also analyzed: baricalcite, strontianite, and rhodochrosite. Barytocalcite CaBa(C03)2...corresponds to reference data for barytocalcite. Strontianite S1CO3 is found sporadically noted in soda-bearing |  | Rampilova, Maria, Doroshkevich, Anna, Viladkar, Shrinivas, Zubakova, Elizaveta (2021) Mineralogy of Dolomite Carbonatites of Sevathur Complex, Tamil Nadu, India. Minerals, 11 (4) 355 doi:10.3390/min11040355 | Journal (article/letter/editorial) | | hydropyrochlore, and Ba-enrichment. Also, it leads to formation of monazite-(Ce) and barite-II. Carbonatites...carbonatite complexes, especially, mineralogy and ore formation processes, is important in fundamental science...hydrothermal processes those are responsible for the formation of some minerals. 2. Geological Setting The Sevathur...carbonatites are the youngest stage of carbonatite formation. There are a large number of Proterozoic carbonatite...39 61.11 b.d. 5.28 b.d. b.d. b.d. b.d. 70.18 Strontianite 0.42 1.18 b.d. b.d. 0.58 2.24 23.28 16.17 35 |  | | Report (chapter) | | Department of Geological Sciences, Cleveland, OH, USA (e-mail: bzs@case.edu) Abstract: Carbon dioxide (CO2)...downward-directed formation waters. Over time, the injected CO2 will dissolve in the formation waters and,... through reactions with formation minerals, may be converted to carbonate minerals, resulting in permanent...Sandstone, a saline aquifer beneath eastern Ohio, USA. It is estimated that 30 years of CO2 emissions from...saline aquifers. Carbon dioxide is less dense than formation fluids. Once injected, some CO2 dissolves into |  | | Journal (article/letter/editorial) | | Livermore National Laboratory, Livermore, CA 94550, USA Received 16 June 2003; accepted 10 December 2004...mineral formation can sequester a significant fraction of the injected carbon through the formation of calcite...217 (2005) 339–350 The three primary candidate formation/reservoir types suggested for geologic sequestration:...potential for both carbonate and silicate mineral formation with the accompanying impact on porosity/permeability...CO2Fcontaminants into a specific heterogeneous rock formation and have calculated the mineralogical changes |  | Andersen, Allen K., Clark, James G., Larson, Peter B., Donovan, John J. (2017) REE fractionation, mineral speciation, and supergene enrichment of the Bear Lodge carbonatites, Wyoming, USA. Ore Geology Reviews, 89. 780-807 doi:10.1016/j.oregeorev.2017.06.025 | Journal (article/letter/editorial) | | Oswego, NY 13126, USA b Applied Petrographics, 4909 NE 320 Ave., Camas, WA 98607, USA c School of the Environment...University, Pullman, WA 99164, USA d CAMCOR, University of Oregon, Eugene, OR 97403, USA ABSTRACT The Eocene (ca...northern Black Hills region of northeastern Wyoming (USA) is host to stockwork-style carbonatite dikes and...problems in the interpretation of their mode of formation (Wall and Mariano, 1996). Throughout different...2012; Moore 9 et al., 2015; Hutchinson, 2016). Strontianite, dolomite, and ankerite constitute a lesser |  | | Catalog/List | | Each is a composite of numerous clear to light green crystals intergrown in a variety of forms with cubic...specimens mounted in plastic perky boxes of this deep green infrequently occurring mineral priced at $3.00 each...of a rainbow sheen under light, nice crystal formation from a source than most of you folks I'm sure...MEXICAN: Mapimi, Durango, Mexico: Sharp bright green drusy crystals and botryoidal and reniform crusts...desirable item. Priced at $4.00 each. CELESTINE, STRONTIANITE AND CALCITE: Mandata Quarry, Cumberland County |  | Lindner, Michael, Saldi, Giuseppe D., Stumpp, Dominik, Schott, Jacques, Jordan, Guntram (2019) On the effect of aqueous strontium on magnesite growth. Chemical Geology, 510. 1-9 doi:10.1016/j.chemgeo.2019.02.002 | Journal (article/letter/editorial) | | concentrations >50 µM and Mg:Sr ratios ≤60, strontianite precipitation limited Sr incorporation into...supersaturations. These conditions inevitably promote strontianite precipitation depleting the solution of Sr....permissive of high Sr concentrations without strontianite precipitation. The magnesite growth rates measured...large enough for an absence of solid solution formation below 600 °C (Brice 1973; Froese 1967). In this...by inserting the solubility products of MA strontianite, the stability constants of SrHCO3+(aq), SrCO3(aq) |  | | Journal (article/letter/editorial) | | 4202 E. Fowler Ave., SCA 528, Tampa, FL 33620, USA 2 Department of Geology, ‘‘Babeş-Bolyai’’ University/‘‘Emil...but also in lacustrine sediments of the Green River Formation in Wyoming (Milton & Fahey, 1960; Milton...Cave in rather similar conditions to the Green River Formation setting, but from less enriched alkaline...burbankite sample from Bearpaw Mountains, Montana, USA, and by Belovitskaya et al. (2001) for calcioburbankite...Department of Geology, University of South Florida (USA). The results are expressed in the d-units (d ¼ (R1/ |  | | Journal (issue) | | England F.G.A.A. Pennsylvania Minerals: II. Strontianite....................... 69 by J. Alexander Speer...in many respects. It is in microcrusts of dark green tabular crystals which by eye look nearly black...aurichalcite-lined pockets and crystal specimens of green sm ithsonite were dis covered. Near the w ulfenite...it left the wall I caught a fleeting glimpse of green, chased 56 after it, and finally brought it to...cylindrical in shape; it was lined with bright forest-green spheres of rosasite stacked on water-clear blades |  | | Journal (article/letter/editorial) | | pseudomorphs of ancylite-(Ce) or synchysite-(Ce), strontianite and baryte after burbankite and carbocernaite...Table 3. This table also shows the sequence of formation of phoscorites, carbonatites and carbonate-zeolite...BaA12Si3Olo.4H20 (Ba,K) I_2(Si,A1)8OI6.6H20 strontianite baryte barytocalcite SrCO3 BaSO4 BaCa(CO3)2...crystallized at an early stage of carbonatite formation, and sometimes large burbankite crystals are observed...containing a pseudomorph of synchysite-(Ce), strontianite and baryte after burbankite,. The width of the |  | | Journal (issue) | | Ontario Museum Toronto, Ontario Steven R. Morehead Green Valley, AZ Donald R. Peacor University of Michigan...Laurentia, initiating the Taconic Orogeny and the formation of the present Appalachian Mountains. The Humber...assigned to the Saint-Michel Member of the Montréal Formation of the Trenton Group. Underlying these are Mile...Member limestones, also belonging to the Montréal Formation. Based on the sedimentary succession determined...about 15 meters of strata comprising the Black River Group. This group includes beds of dolomite and |  | | Journal (article/letter/editorial) | | norsethite growth shows that the problem of dolomite formation is more complex. To attain a comprehensive understanding...understanding of the analog BaCO3-MgCO3 system and of the formation of ordered anhydrous Mg-bearing double carbonates...aragonite growth. The general absence of the formation of solid solutions in the entire BaCO3-MgCO3 system...(Usdowski 1989). We speculate that the preferential formation of ordered norsethite over a solid solution is...Due to the presumably very high free energy of formation of the solid solution, ordering into distinct |  | Doebbert, Amalia C., Johnson, Clark M., Carroll, Alan R., Beard, Brian L., Pietras, Jeffrey T., Rhodes Carson, Meredith, Norsted, Brooke, Throckmorton, L. Ashley (2014) Controls on Sr isotopic evolution in lacustrine systems: Eocene green river formation, Wyoming. Chemical Geology, 380. 172-189 doi:10.1016/j.chemgeo.2014.04.008 | Journal (article/letter/editorial) | | evolution in lacustrine systems: Eocene green river formation, wyoming Amalia C. Doebbert, Clark M. Johnson...evolution in lacustrine systems: Eocene green river formation, wyoming, Chemical Geology (2014), doi:...EVOLUTION IN LACUSTRINE SYSTEMS: EOCENE GREEN RIVER FORMATION, WYOMING AC CE P DOEBBERT, AMALIA C.1...that Sr/86Sr and 18O datasets from the Green River Formation in order to identify environmental factors...and is applied to the Laney Member of the Green River Formation. The second model focuses on lacustrine |  | Gündogdu, M. N., Yalçin, H., Temel, A., Clauer, N. (1996) Geological, mineralogical and geochemical characteristics of zeolite deposits associated with borates in the Bigadiç, Emet and Kirka Neogene lacustrine basins, western Turkey. Mineralium Deposita, 31 (6) 492-513 doi:10.1007/s001260050056 | Journal (article/letter/editorial) | | clinoptilolite deposits of known sedimentary zeolite formation in Europe (Gottardi and Obradovich 1978). For...content is 85%. In this study, the distribution and formation of zeolites and associated diagenetic minerals...(Gtindogdu et al. 1989), is named the Bigadiq formation and is 494 < Z rr uJ ~_ Alluvium ~ iskele...the first sedimentary unit that indicates the formation of the Bigadiq paleolake in the early Miocene...Li, calcite, dolomite, aragonite and rarely strontianite, whereas in the tufts K-feldspar, clinoptilolite |  | Gündogdu, M. N., Yalçin, H., Temel, A., Clauer, N. (1996) Geological, mineralogical and geochemical characteristics of zeolite deposits associated with borates in the Bigadiç, Emet and Kirka Neogene lacustrine basins, western Turkey. Mineralium Deposita, 31 (6) 492-513 doi:10.1007/bf00196130 | Journal (article/letter/editorial) | | clinoptilolite deposits of known sedimentary zeolite formation in Europe (Gottardi and Obradovich 1978). For...content is 85%. In this study, the distribution and formation of zeolites and associated diagenetic minerals...(Gtindogdu et al. 1989), is named the Bigadiq formation and is 494 < Z rr uJ ~_ Alluvium ~ iskele...the first sedimentary unit that indicates the formation of the Bigadiq paleolake in the early Miocene...Li, calcite, dolomite, aragonite and rarely strontianite, whereas in the tufts K-feldspar, clinoptilolite |  | | Journal (issue) | | lies at its base along the shore of the Richelieu River. The collecting sites, the Poudrette and Demix quarries...Figure 4. Mont Saint-Hilaire with the Richelieu River in the foreground. Photo by L. Horvath. Unlike...Yofotierite Zircon Marble Xenoliths The white to pale green marble xenoliths (inclusions), which are periodically...xenoliths average 1-2 m across, are white to pale green in color and are an obvious feature of the quarry...Homfels, a fine-grained, dark gray, brown or dark green rock resulting from the metasomatic effect of the |  | | Journal (volume) | | Pictures Ltd., 4871 S. Dudley St., Littleton, CO 80123 USA e-mail: minbooks@online.ru www.minbook.com • ·...interesting; it is composed offine-grained light green apatite that contains numerous grains ofeleolite...to the south from the valley of the Loparskaya River, the area NNE of the Bolshoy Vudyavr Lake, is a...reached the Apatitovy settlement on the Loparskaya River. On July 1 7 the construction workers got theirfirst...reached the Yuksporyok River. Problems with the transport of timber across this river caused a delay in the |  | | Report (issue) | | (Newfoundland Mountains). Park Valley District (Raft River Mountains). Promontory District (Promontory Mountains)...Sal Mountains). Little Grand District (S.E. Green River). Miners Basin District (North Mountain, La Sal...COUNTY Paradise District (Bear River Range). Richmond District (Bear River Range). Escalante District (Mt...Tintic Mountains). KANE COUNTY Colorado River District (Colorado River). Cedar Mountain District (Cedar Mountain)...Springs) District (Red Plateau). Green River District (S. W. Green River). San Rafael District (San Rafael |  | | Report (issue) | | Diagenesis of Tuffs in the Barstow Formation, Mud Hills, San Bernardino County, California GEOLOGICAL...PAPER 634 Diagenesis of Tuffs in the Barstow Formation, Mud Hills, San Bernardino County, California...______-____ Stratigraphy and lithology of the Barstow Formation __ Conglomerate, sandstone, and siltstone-___________...depositional environment for parts of the Barstow Formation _ _ _ Correlation between salinity of depositional...-------------------Photograph of the Barstow Formation along the axis of the Barstow syncline.______ |  | | Journal (article/letter/editorial) | | and atmospheric pressure, and the influence of formation conditions on the FTIR spectra is investigated... KEYWORDS:norsethite, BaMg(COa)z, synthesis, formation conditions, phase diagram, carbon isotopes, Fourier...originally described from the sedimentary Green River formation, Wyoming (Mrose et al., 1961). Later on...agreement with its apparently wide range of natural formation conditions, successful synthesis of BaMg(CO3)2...form. In the present study, the influence of formation conditions on the FTIR spectra of synthetic BaMg(CO3)~ |  | | Book | | . . . . . . . . . . . . . . . . . . . 4. The Formation of Calcite and Aragonite in Organisms 5. The Persistence...Dolomite Formation. 1. General Statement . . . . . . . . 2. Experimental Norsethite Formation. . . 3....4. Conclusions Regarding the Low-Temperature Formation of Dolomite . . . . . . . . . . . . . . . . ....Sediments to Carbonate Rocks . . . . . I. The Formation of Fresh-Water Limestones 192 II. The Evolution...rocks. An exception is perhaps the problem of the formation of dolomite, which has always been of interest |  | | Journal (article/letter/editorial) | | intergrowths 67s r 330 13 3 0 I 530 Apatite formation electron microscopic study (abstr.) I 136 Apatites...othersl Investigation of the steps of apatite formation by electron nicroscopic nethods (abstr. ) BANCROFT...others, Investigation of the steps of apatite formation by electron microscopic nethods (abstr. ) Thonas...barite, celestite, anglesite, witherite, and strontianite fron aqueous solutions 639 Book of Minez,als...Authi genic magnesioarfvedsonite fron the Green River Formation 850 BRETT,ROBIN with K. Keil; Heideite |  | | Journal (article/letter/editorial) | | Johan P. R. Crystal structures of aragonite, strontianite, and witherite I)e Waal, S. A. Nickel minerals...Jackson, M. L. Serpentine stability in relation to formation of iron-rich montmorillonite in some California...New York Lewin, S. Z. Conditions governing the formation of atacamite and paratacamite Lewis, G. C. Electrophoretic...VOLUME 56 Morimoto, Nobuo Lonsdale, Kathleen. Formation of lonsdaleite from single-crystal graphite Lopez...distribution and the thermodynamics of solid solution formation in the system FeSiO:-MgSiO: Nesbitt, Robert W |  | | Report (issue) | | base of the Uinta Formation. .... 12 5. Saturated thickness of the Uinta Formation .......... 13 6. Structure...rocks of the Parachute Creek Member of the Green River Formation. Plans for mining these deposits in Federal...water with oxidized sulfur species in the Uinta Formation and reduced sulfur species in the Parachute Creek...minerals in lacustrine sediments of the Eocene Green River Formation. The estimated total reserves of the Piceance...given in table 1. The Green River Formation conformably overlies the Wasatch Formation in Piceance basin |
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