 | Herrero, M.J., Marfil, R., Escavy, J.I., Scherer, M., Arroyo, X., Martín-Crespo, T., López de Andrés, S. (2020) Hydrothermal activity within a sedimentary succession: aragonites as indicators of Mesozoic Rifting (Iberian Basin, Spain). International Geology Review, 62 (1) 94-112 doi:10.1080/00206814.2019.1636317 | Journal (article/letter/editorial) | | Spain ABSTRACT KEYWORDS Pseudo-hexagonal aragonite crystals occur profusely at various locations...even copper pseudomorphs after aragonite in several parts of North and South America, and they are currently...hydrothermal spring deposits in Kenya. In Spain, this aragonite was first described at Molina de Aragón (Spain)...suggest a formation in other conditions. The aragonite crystals occur dominantly at locations near outcrops...Jurassic NW-SE faults. The formation of these aragonite crystals is interpreted as the result of upwards |  | | Journal (article/letter/editorial) | | passing eastwards from the ultramafie line: aragonite-lawsonite, cMeite-lawsonite, and cMcite-lawsonite-glaucophane...the highest ratio of pressure to temperature (aragonite-lawsonite zone) lie immediately adjacent to the...of schists characterized b y the presence of aragonite, lawsonite, glaucophane, epidote, garnet and omphaeite...the same map area, which lies immediately to the south of the region discussed in this paper (Fig. 1)....east coast to west coast; and (c) recognition of aragonite-lawsonite rocks adjacent to the line of peridotite |  | | Journal (issue) | | Associate Editors Pierre Bariand Sorbonne Paris, France Bill Birch Museum of Victoria Melbourne, Australia...Schwab Orleans, France Associate Photographers Nelly Bariand Sorbonne Paris, France Dan Behnke Northbrook... 123 by M. Amabili, A. Miglioli & F Spertini Aragonite from Cicov Hill in the Czech Republic ..........information, contact Bob Reynolds, President, 220 South Buena Vista St., Redlands, CA; Tel: 909-781-9310;...E-mail: V.W.Lueth@nmt.edu Treasurer Jim Hurlbut, 2240 South Adams St., Denver, CO 80210 Tel: 303-757-0283 or |  | | Journal (article/letter/editorial) | | Aragonite from Cicov hill in the Czech Republic Michal Filippi Institute of Geology Academy of Sciences...have recently been made at the well-known aragonite occurrence at Cicov Hill, near Horenec, near Bilina...yielded loose gemmy crystals of aragonite to record sizes. INTRODUCTION Aragonite from Cicov Hill (pronounced...discoveries allow an updating of information about aragonite from Cicov Hill. The Mineralogical Record, volume... March–April, 2004 LOCATION AND GEOLOGY The aragonite locality, situated about 70 kilometers northwest |  | Rodríguez-Berriguete, A., Alonso-Zarza, A.M., Cabrera, M.C., Rodriguez-Gonzalez, A. (2012) The Azuaje travertine: an example of aragonite deposition in a recent volcanic setting, N Gran Canaria Island, Spain. Sedimentary Geology, 277. 61-71 doi:10.1016/j.sedgeo.2012.07.010 | Journal (article/letter/editorial) | | com/locate/sedgeo The Azuaje travertine: an example of aragonite deposition in a recent volcanic setting, N Gran...August 2012 Editor: B. Jones Keywords: Travertine Aragonite Volcanic settings CO2 degassing Canary Islands...years BP. The travertine is composed mainly of aragonite in both perched systems on the gorge walls and...laminated facies are composed mostly of large fibrous aragonite crystals, while there are also common micritic...isotope values in that direction. The common occurrence of fibrous radial fabrics is interpreted to be |  | | Journal (article/letter/editorial) | | Springer-Verlag 1988 On the significance of aragonite occurrences in the Western Alps P. Gillet 1 and...Rennes 1, Campus de Beaulieu, 35042 Rennes Cedex, France 2 ER 224 (C.N.R.S.) Laboratoire de Grologie, Ecole...24 rue Lhomond, F-75005 Paris Cedex, France Abstract. Aragonite occurrences from two areas of the Western...Western Alps are described. It is shown that aragonite has been formed under blueschist metamorphic conditions...Queyras region. An uplift (P, 7) path of the aragonite-bearing rocks of the Western Vanoise is constructed |  | | Journal (article/letter/editorial) | | Accepted Manuscript The stability and melting of aragonite: An experimental and thermodynamic model for carbonated... Stefano Poli , The stability and melting of aragonite: An experimental and thermodynamic model for carbonated... ACCEPTED MANUSCRIPT The stability and melting of aragonite: an experimental and thermodynamic model for carbonated...oozes and chalks almost entirely composed of pure calcite (e.g., DSDP site 501 and 504 in the East Pacific...triggering the widespread precipitation of calcite and aragonite in vugs and veins (Bonatti et al. 1980; |  | BOUSQUET*, R., OBERHANSLI, R., GOFFE, B., JOLIVET, L., VIDAL, O. (1998) High-pressure-low-temperature metamorphism and deformation in the Bundnerschiefer of the Engadine window: implications for the regional evolution of the eastern Central Alps. Journal of Metamorphic Geology, 16 (5) 657-674 doi:10.1111/j.1525-1314.1998.00161.x | Journal (article/letter/editorial) | | URA CNRS 1316, 24 rue Lhomond, F-75005 Paris, France 2 Institut für Geowissenschaften, Universität...avenue du Parc, 8 le Campus, F-95033 Cergy-Pontoise, France A B S TR A C T A study of the metamorphic and...domain and the underlying European domain. The occurrence of high-P/low-T pelitic index minerals such as...Bündnerschiefer and the Schistes Lustrés further south is often interpreted as a stack of nappes formed...movement along the Engadine line, which runs along the south-eastern border of the window. The Engadine line |  | Jolivet, L, Goffé, B, Bousquet, R, Oberhänsli, R, Michard, A (1998) Detachments in high-pressure mountain belts, Tethyan examples. Earth and Planetary Science Letters, 160 (1) 31-47 doi:10.1016/s0012-821x(98)00079-x | Journal (article/letter/editorial) | | Parc, 8 Le Campus, 95011 Cergy-Pontoise cedex, France b URA CNRS 1316, Département de Géologie, Ecole...Supérieure, 24 rue Lhomond, 75231 Paris cedex 05, France c Institut für Geowissenschaften, Universität...case 129, 4 place Jussieu, 75252 Paris cedex 05, France Received 21 November 1997; accepted 17 April 1998...metamorphic plate. In the Himalaya, for instance, the South Tibetan Detachment System has highly localized strain...supplemented with the aragonite–calcite transition curve [19]. The preservation of aragonite requires that the |  | | Journal (issue) | | Nancy, Ferenc Molnar, Geological Survey of Finland France Marian Munteanu, Geological Institute of Romania...Romania Essaid Bilal, Ecole des Mines, St. Etienne, France Gheorghe Popescu, University of Bucharest, Romania...(Oaş, Gutâi, Călimani-Gurghiu, etc.) as well as in South Apuseni Mountains (S.A.M.). The hypabyssic intrusions...preserved. 2. Examples of subvolcanic intrusions from South Apuseni Mountains In the S.A.M. – Metaliferi Mts...alteration of the andesitic rocks in chlorite, calcite, albite ± epidote, actinolite facies precedes the |  | Catelani, Tiziano, Perito, Brunella, Bellucci, Francesco, Lee, Sang Soo, Fenter, Paul, Newville, Matthew, Rimondi, Valentina, Pratesi, Giovanni, Costagliola, Pilario (2018) Arsenic uptake in bacterial calcite. Geochimica et Cosmochimica Acta, 222. 642-654 doi:10.1016/j.gca.2017.11.013 | Journal (article/letter/editorial) | | Accepted Manuscript Arsenic uptake in bacterial calcite Tiziano Catelani, Brunella Perito, Francesco Bellucci... Costagliola, P., Arsenic uptake in bacterial calcite, Geochimica et Cosmochimica Acta (2017), doi: https://doi... Cover Letter TITLE: Arsenic Uptake in Bacterial Calcite Tiziano Catelani1,2,*, Brunella Perito3, Francesco...Engineering Division, Argonne National Laboratory, 9700 South Cass Avenue, Argonne, IL 60439, United States 5...University of Chicago, Argonne National Laboratory, 9700 South Cass Avenue, Argonne, IL 60439, United States *Corresponding |  | | Book (edition) | | the electrochemical series, of interest in the occurrence and metallurgical treatment of ores, and chemical...crystal-symmetry is inserted. The chapter on the occurrence of minerals has been partly rewritten to include...Zircon Type iii. Hexagonal System 5. Beryl Type 6. Calcite Type 7. Tourmaline Type 8. Quartz Type iv. Orthorhombic...180 183 184 185 187 189 192 197 CHAPTER V. THE OCCURRENCE OF MINERALS The Classification of Rocks I. Igneous...structure of minerals finds FIG. 1. A Group of calcite crystals. Crown Copyright Geological Survey photograph | | | Book (edition) | | the electrochemical series, of interest in the occurrence and metallurgical treatment of ores, and chemical...crystal-symmetry is inserted. The chapter on the occurrence of minerals has been partly rewritten to include...Zircon Type 111. Hexagonal System 5. Beryl Type 6. Calcite Type 7. Tourmaline Type 8. Quartz Type 1v. Orthorhombic...180 183 184 185 187 189 192 197 CHAPTER V. THE OCCURRENCE OF MINERALS The Classification of Rocks I. Igneous...structure of minerals finds Fro. 1. A Group of calcite crystals. Crown Copyright Geological Survey photograph |  | | Book (edition) | | incorpo:zed in Part I, also, a chapter on the Occurrence of Mincrab ,vhich contains, among other information...statuary marble consists c hue single mineral calcite. PART I. THE PROPERTIES OF MINERALS THE PROPERTIES...understood that this formula merely means that calcite is composed of calcium, carbon, and oxygen in the...oxygen; it does not stand for a "molecule " of calcite (see previous paragraph). Atomic and Molecular...12, and of oxygen is IS; the formula weight of calcite (CaCO,) is therefore (40+12+3x16)= 100. Valency |  | | Journal (issue) | | investigations of the mineral's occurrences in south Wales, and some of their specimens were quite uperb...to investigation in a similar way. Some such as calcite and barite would require a lifetime of dedicated...Cornwall Ron Cleevely: High Croft, Gunswell Lane, South Molton, Devon, EX36 4DH David I. Green: Manchester...Mincrab No. 28 -6- BECHERERITE FROM LEADHILLS, SOUTH LANARKSHIRE AND THE CHARLOTTE UNITED MINES, PERRANUTHNOE...leadhillite-linedcavitieson a dump at Raik's vein, Leadhills, South Lanarkshire. It also occursas a componentof a white |  | | Journal (article/letter/editorial) | | Bergell in the east, and the Insubric Line to the south. The western limit is geologically less evident...Penninic (= Briançonnais) Microcontinental platform South Pennine (= Piemont-Liguria) Oceanic basin (opening:...delimit this central part both to the north and south. However, detailed studies of the structural evolution...medium-temperature HP rocks are found in several Middle- and South-Pennine units outside the Lepontine (amphibolite...FERREIRO-MÄHLMANN, 1995) to biotite-greenschist facies to the south (Val Malenco, TROMMSDORFF & NIEVERGELT, 1983). However |  | | Book | | second chapter, dealing with the genesis and occurrence of gem minerals, is followed by chapters on the...17 Ions and Chemical Bonding 20 2 Origin and Occurrence of Gemstones ............... . Gems from Solution...although they are like minerals in chemistry and occurrence. In a rigorous classification such substances...discovery of large deposits of high-quality amethyst in South America its value dropped and it has never regained...chapter gives a brief account of the origin and occurrence of gemstones in nature. Man-made gems are considered |  | | Report (chapter) | | Laboratoire de Géologie, ENS Paris-UMR 8538, France 3 Geologisches Institut, Universität Basel, Switzerland...the peak temperature distribution, and used the occurrence of eclogites to display the dynamics of the Alpine...the stability field of carpholite and the aragonite –calcite transition. While the staurolite field is...‘minerals’ Fe, Mg-carpholite Car lawsonite Lws aragonite Arg coesite Cs talc Tlc glaucophane Gln jadeite...et al. 1973, 2004; Goffé & Chopin 1986), and aragonite (Gillet & Goffé 1988) in metasediments and by |  | | Book | | of increasing hardness: AMR WN talc . gypsum calcite fluorite apatite 2 CON feldspar . quartz topaz...Cleavage: traces of cubes. Fracture: shell-like. ARAGONITE Luster: ANHYDRITE Hardness: Cleavage: glassy... inconspicuous basal, brittle. shell-like. ARAGONITE Luster: Hardness: Cleavage: Fracture: Fracture:...Cleavage: prismatic. Fracture: uneven to poor. CALCITE Luster: to length of crystals; brittle. Hardness:... ZA aX Description of Minerals Actinolite Occurrence: Occurs generally in crystalline schists and |  | | Report (issue) | | the name of the mine, deposit, field, area, or occurrence being described. Synonyms and Other Names or...might also 5 include any specific mine or occurrence names that are known, i.e. "includes Northern...site has produced and when or if it is a mineral occurrence or showing. Host Rock Age and Host Rock contain...Abbreviation Commodity Abbreviation Commodity Arag aragonite Hal halite Asb asbestos Lst limestone Ba...marble Bri brine Mg magnesium, magnesite Ca calcite Mica mica, muscovite Cly clay NaCO Sodium |  | | Book (edition) | | Contents Carbonates • 371 Rhombohedral Carbonates (Calcite and Dolomite Groups) • 372 XO2 Group • 414 Box...Limestone and Dolostone • 376 Hydroxides • 417 Calcite • 374 Magnesite • 377 Siderite • 378 Rhodochrosite...Rhodochrosite • 378 Dolomite–Ankerite • 379 Aragonite Group • 381 Aragonite • 381 Witherite • 383 Strontianite...processes. Obvious examples are the minerals calcite and aragonite (both CaCO3 but with different structures)...mineral descriptions. René-Juste Haüy, 1743–1822, France. “Father of mathematical crystallography.” Showed |  | | Report (volume) | | veins__.____-__.___--__-__. Gold-quartz and gold-calcite-quartz veins___________ Stibnite-pyrite-quartz...Reconnaissance geologic map of the Cascade Range south of Mount Hood, Oreg_--__-___--__-_----_----__--_-_-...Thin sections of vein matter: A, From tuanel on south side of creek at Gold Creek M. & M. prospect, North...the Cascade Range. The Cascade Range in Oregon, south of Mount Hood, is from 30 to 70 miles wide throughout...sulphides, but other minerals occur, including calcite, dolomite, mesitite, ankerite, adularia, johannsenite |  | | Report (issue) | | Crystals of zincite in narrow open vein with calcite; B, Specimen of zincite showing corroded crystals...(fowlerite) freed from calcite; B, Square prismatic crystals of rhodonite (fowlerite) in calcite.10. A, Large crystals...crystals of edenite freed from calcite; B, Large twin crystal of hastingsite.. 11. Crystals of garnet...in limestone; B, Layers of bementite on wall of calcite vein. 19. A, Botryoidal mass of hydrohetaerolite;..._ Crystal of calcite._____________________ Very acute scalenohedral crystal of calcite. Scalenohedral |  | | Report (volume) | | Treasure Mountain stock Continued. i Mode of occurrence---.-.------------------------------ 48 Form...granite and other rock varieties___________ Mode of occurrence----------------_----_______._______ Correlation...Mississippian (Leadville) limestone calcite marble southeast of saddle south of Whitehouse Mountain__________________...Big Bear Mountain; B, Photomicrograph showing calcite in granodiorite of Snowmass Mountain intrusion...limestone_-__-__-_____-____--__----_13. A, Coarse gray calcite occurring in veins and as matrix of white marble; |  | | Report (issue) | | Articulata .. Occurrence of Fossil Articulate Brachiopods in Nebraska .. Class Inarticulata .. Occurrence of Inarticulate...Identification Clam-like bivalves Scallop-like bivalves . Occurrence of Pennsylvanian and Permian Bivalves in Nebraska...Scallop-like bivalves Oysters . Occurrence of Cretaceous Bivalves in Nebraska Occurrence of Pleistocene Bivalves...Medium-spired gastropods High-spired gastropods Occurrence of Pennsylvanian and Permian Gastropods in Nebraska...Guide to Cretaceous Gastropod Identification Occurrence of Cretaceous Gastropods in Nebraska. Guide to |
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