 | | Report (issue) | | pyriterich such as at El Salvador, Chile; Rodalquilar, Spain and Goldfield, Nevada. Supergene alunite...much the way SD and S18O values of associated halloysite/kaolinite fall near the kaolinite line of Savin...Arribas, Jr., currently studying the Rodalquilar district in Spain as part his Ph. D. program, and Jeff...in addition to alunite, disordered kaolinite, halloysite or, occasionally, allophane as well as iron oxide...and 8 18O systematics of associated kaolinite/halloysite, the 834S of sulfides and sometimes the 8DH2O |  | | Report (issue) | | alunite-forming environments Supergene alunite, often with halloysite and hydrous iron oxides, forms topographically...supergene. Many arc intergrown with halloysite. 5D data of halloysite are not very reliable and typically...acid-sulfate environments: Rodalquilar gold alunite deposit, Almeria, Spain The Rodalquilar gold-alunite deposit...deposit (Almeria, S.E. Spain) has recently been studied by Rytuba et al. (1988) and Arribas et al. (1988)...of Miocene hydrothermal systems in this part of Spain). The high 5D values reflect the proximity of the |  | | Report (issue) | | and silicification. Association: Kaolinite, halloysite, diaspore, pyrite, gypsum, quartz. Distribution:...Beregavo, near Mukachevo, Ukraine. At Rodalquilar, Almeria Province, Spain. From Décazeville, Aveyron, France |  | Dill, H. G., Bosse, H.-R., Henning, K.-H., Fricke, A., Ahrendt, H. (1997) Mineralogical and chemical variations in hypogene and supergene kaolin deposits in a mobile fold belt the Central Andes of northwestern Peru. Mineralium Deposita, 32 (2) 149-163 doi:10.1007/s001260050081 | Journal (article/letter/editorial) | | Kaolinite, alunite Kaolinite Cristobalite,halloysite Halloysite, metahalloysite barite Kaolinite Hypogene...crystallinity. This is supported by the fact that halloysite and metahalloysite coexist with kaolinite in...3). Small platelets of kaolinite together with halloysite (e.g. La Providencia) may have formed during...incipient stages of Tertiary alteration and the halloysite was subsequently transformed into kaolinite,...solutions, provided the pH is low (Shelton 1964). Halloysite and metahalloysite may reflect different stages |  | | Journal (article/letter/editorial) | | whicharepyriterichsuch asat E1Salvador, Chile;Rodalquilar, Spain;andGoldfield,Nevada.Supergene alunitenor-...themeteoricwaterlinemuch the way •D and•sO valuesof associated halloysite-kaolinite fall nearthe kaolinitcline of SavinandEpstein...the textures,mineralogy, andfrequently linite,halloysite, or occasionally, allophane aswellas the form...Pilo-Pliestocene Permian x X Sadler Riaza WoodbineFm., TX Spain ? 12 to 18 Ma? None None X X Chino MineralPark... Underlying Moporphyry Cuporphyry X x Rodalquilar Spain 10.8 to 3.5 Ma Au X x Goldfield Nevada |  | | Report (issue) | | ___________________———— France ________________________ Spain ________________________ Italy _________________________...Greece, Iran, Japan, Pakistan, Republic of Korea, Spain, and Turkey. INTRODUCTION HISTORICAL BACKGROUND...microquartz, com monly associated with kaolinite, halloysite, dickite, opaline cristobalite, muscovite ("sericite")...breccia Utah, Washing ton. V Alunite vein in halloysite-bearing altered andesite. Nev., Lincoln R ...vein 8 m wide and 460 m long, associated with halloysite in hydrothermally altered andesitic flowrock |  | | Journal (article/letter/editorial) | | as Cochiti, New Mexico (Bundy, 1958), and Rodalquilar,Spain (Lodder, 1966). Volcanicsof intermediatecompositionoccurin...vermiculite and chlorite-bearing subzones. At Rodalquilar, pyrophyllite occurs adjacent to the alunite-quartzzone...environment of formation of gibbsire,kaolinite, halloysite and dickite: of ore deposition for a major class...Survey Bull. 511, 64 p. alteration near Rodalquilar, S. E. Spain, 1966: Geologisch Callaghan,Eugene,1938 |  | | Journal (article/letter/editorial) | | the Riaza alunite-kaolinite deposit in central Spain, forms white to beige, fine-grained ( < 2 0 - 5...G (HF) Riaza alunitekaolinite deposit, central Spain Deposit and location AAR3 (8-5) Sample no. TABLE...from the Riaza alunite-kaolinite deposit, central Spain, and Akaiwa high-sulfidation epithermal deposit... cristobalite, diaspore, dickite, goethite, halloysite, hematite, illite, jarosite, kaolinite, quartz...minor amounts of very fine ( < 1 #m) intergrown halloysite. The samples of magmatic-hydrothermal (AK92/AI9) |  | So, Chil-Sup, Zhang Dequan, , Yun, Seong-Taek, Li Daxing, (1998) Alteration-mineralization zoning and fluid inclusions of the high sulfidation epithermal Cu-Au mineralization at Zijinshan, Fujian Province, China. Economic Geology, 93 (7) 961-980 doi:10.2113/gsecongeo.93.7.961 | Journal (article/letter/editorial) | | alteration zone (Alu= alunite;D = dickite;H = halloysite;K= potassic;Ph = phyllic;S = silicic) Auj Auorebody...alteration zone• '•• (Alu= alun•e;D= dickite; H= halloysite; K= potassic; •• •••/ XX•• •'• \ • • lOO...1-1.9 wt % NaC1;Fig. 11), indicating Summitville, Spain,Arribaset al., thattheZijinshan fluidshaveevolved...mainlythrough cooling Peru,Deenet al., 1994;Rodalquilar, anddilutionasthesystem waned.We believethatthecooling...withinthe phyllicanddiekite al., 1994),and godalquilar, Spain(Arribaset al., 1995a). alteration zones,possibly |  | Corral, Isaac, Cardellach, Esteve, Corbella, Mercè, Canals, Àngels, Gómez-Gras, David, Griera, Albert, Cosca, Michael A. (2016) Cerro Quema (Azuero Peninsula, Panama): Geology, Alteration, Mineralization, and Geochronology of a Volcanic Dome-Hosted High-Sulfidation Au-Cu Deposit. Economic Geology, 111 (2) 287-310 doi:10.2113/econgeo.111.2.287 | Journal (article/letter/editorial) | | Universitat Autònoma de Barcelona, 08193 Barcelona, Spain Geology Research Centre (EGRU), College of Science...Geologia, Universitat de Barcelona, 08028 Barcelona, Spain 4 U.S. Geological Survey, Denver, CO 80225 Abstract...zone (Fig. 9E). Supergene jarosite, kaolinite, halloysite, and gypsum are also found in fractures, vugs...Nansatsu, Japan—Hedenquist et al., 1994; Rodalquilar, Spain—Hernandez et al., 1989; Pueblo Viejo, Dominican...of Pb in ore deposits of the Betic Cordillera, Spain; origin and relationship to other European deposits: |  | | Journal (article/letter/editorial) | | alteration mineral typical of this facies is halloysite, sometimes associated with minor hematite and...identified XRD SEM-EDS Intermediate argillic halloysite smectite hematite [A12Si205(OH)4] goethite...reflects an alteration mineralogy made up mainly of halloysite, a phyllosilicate composed of Si and A1, whose...and isotope geochemistry of the Rodalquilar gold alunite deposit, Spain. Econ Geol 90:795-822 Barberi F |  | | Journal (article/letter/editorial) | | (Lottermoser, 1990), New Zealand (Hopf, 1993), Spain (Arribas et al., 1995), and Italy (Fulignati et...district, Japan (Hedenquist et al., 1994), Rodalquilar, Spain (Arribas et al., 1995), and Summitville,...and isotope geochemistry of the Rodalquilar gold alunite deposit, Spain: ECONOMIC GEOLOGY, v. 90, p. 795–822...1984, Kaolin, refractory clay, ball clay, and halloysite in North America, Hawaii, and the Caribbean region: |  | | Book (volume) | | Domingo Alfonso Martı́n Bentonites in Southern Spain. Characterization and Applications Reprinted from:...Navarro Natural Fluorite from Órgiva Deposit (Spain). A Study of Its Pozzolanic and Mechanical Properties...bentonites from the San José–Los Escullos deposit (Spain) that can be used in manufacturing durable cements...Costafreda, J.L.; Martín, D.A. Bentonites in Southern Spain. Characterization and Applications. Crystals 2021...Navarro, R. Natural Fluorite from Órgiva Deposit (Spain). A Study of Its Pozzolanic and Mechanical Properties |  | | Journal (article/letter/editorial) | | (zuny), hematite (hem), cristobalite (crstb), halloysite (hall), jarosite (jar). C.L. Deyell, G.M. Dipple...stable isotope geochemistry of the Rodalquilar Au alunite deposit, Spain. Econ. Geol. 90, 795 – 822. Bennet |  | Swayze, G. A., Clark, R. N., Goetz, A. F. H., Livo, K. E., Breit, G. N., Kruse, F. A., Sutley, S. J., Snee, L. W., Lowers, H. A., Post, J. L., Stoffregen, R. E., Ashley, R. P. (2014) Mapping Advanced Argillic Alteration at Cuprite, Nevada, Using Imaging Spectroscopy. Economic Geology, 109 (5) 1179-1221 doi:10.2113/econgeo.109.5.1179 | Journal (article/letter/editorial) | | hydrothermal conduits. The presence of dickite, halloysite, and wellordered kaolinite, but absence of disordered...Dickite 15P Kaolinite + white mica + _ alunite or halloysite 16Q Na-montmorillonite 17R Nontronite 18S...K-alunite 1 Kaolinite + white mica + _ alunite or halloysite Chlorite + white mica intimate mix K-alunite...(13K) 0.4 (15P) 0.2 w.o. Kaolinite+others Halloysite (at this location only) 0.0 0.5 B 1.0 1.5...three of which, including the hydrated variety, halloysite [Al2Si2O5(OH)4⋅2H2O], were found at Cuprite. |  | Gilg, H. A., Weber, B., Kasbohm, J ., Frei, R. (2003) Isotope geochemistry and origin of illite-smectite and kaolinite from the Seilitz and Kemmlitz kaolin deposits, Saxony, Germany. Clay Minerals, 38 (1) 95-112 doi:10.1180/0009855033810081 | Journal (article/letter/editorial) | | and isotope geochemistry of the Rodalquilar gold alunite deposit, Spain. Economic Geology, 90, 795 822...Imbert T. & Despairies A. (1987) Neoformation of halloysite on volcanic glass in a marine environment. Clay |  | | Catalog/List | | lxl £5 lx2 £10 Pyroxene 676 ARAGONITE Aragon Spain individual pinkish hexagonal crystal lxl £4 235...AsO/4 OH lxl £2 lx2 £4 140 ANDALUSITE Andalucia Spain. Type Location 768 AXINITE Obira Mine, Oita Prefecture...10 MgAISiO ½x ½£4 Ix½ £6 39 CASSITERITE Galicia, Spain (no other details] 238 CORUNDUM Vangaimdramo. S...£10 (Ag Cu Fe)(SbAs) S 673 DOLOMITE . · Teruel, Spain 866 FULGURITE Algeria Black sharp single crystal...£4 lx2£8 2x2 £16 2x3 £24 ~a-~a ~i ~) 0 OH 178 HALLOYSITE Gold Hill Utah USA 858 ■ FERROSAPONITE San Giovanni |  | | Journal (article/letter/editorial) | | pyrophyllite-andalusite-quartz and pyrophyllitequilar, Spain (Lodder, 1966). A number of Soviet andalusite-diaspore...energies of formation of gibbsite, kaolinite, halloysite, and dickite: U.S. Bur. Mines, Rept. Inv. 5825...genesis: Inst. Mining Metalalteration near Rodalquilar, S. E. Spain: GeologischInst., lurgy Geol. Soc. London |  | | Catalog/List | | Quebec, Ca, 1064 3 AGRELLITE Bcllver, Lerida, Spain Rich fibrous pale grey-brown mass. Small yellowish...------------------ALLOPHANE 501 ANDALUSITE Andalucia Spain. Type Location New East Whcal Russell mine, Devon...2 x 2 £4 2x3 £6 3x4 £10 ½" £3 ARAGONITE Aragon Spain BARYTES Trelde Ness Denmark 1029 6 76 Replacing...of a fire extinguisht 52 1 CASSITERITE Galicia, Spain (no other details] 39 /\RTIFICIAL.3111m blue single...x2 £5 ½ x l £ 1. 5 0 l x l £3 CINNABAR /\lmadcn Spain CERUSSITE Mibladen Morocco 98 1 0 53 Rich red masses |  | | Catalog/List | | -----------'----------------- 1064 ANAPAITE Bellver, Lerida, Spain Small yellowish green crystals on matrix, ½x½£2...-·· Al sio _- - --- ·· 140 ANDALUSITE Andalucia Spain. Type Location pure grey mass with possible crystal...red massive lx2 £1 2x2 £2 676 ARAGONITE Aragon Spain individual pinkish hexagonal crystal lxl £4 810...CuFcP0/4 lxl £4 lx2 £6 39 ■ CASSITERITE Galicia, Spain (no other details] 58 CHAMBERSITE Venice Dome, Lousiana...50 !x2£3 2x2£5 2x2£7 98 924 CINNABAR Almaden Spain Rich red masses in matrix. A poisonous mineral. |  | | Catalog/List | | Nandan Co, China 1064 ANAPAITE Bellver, Lerida, Spain brown chips, probably mixed with Gocthite and Lepidocrocite...ALMANDINE Fauske Norway 140 ANDALUSITE Andalucia Spain. Type Location pure grey nuL~s with possible crystal...£2.50 _ ~x2£5 f'LUORESCENl 676 ARAGONITE Aragon Spain individual pinkish hexagonal crystal lxl £4 Recsk...lxl £3 Ix2£5 2x2£10 39 El CASSITERITE Galicia, Spain (no other details] Rich dark brown cleavages/crystal...£1. SO I x2 £3 2x2 £5 2x2 £7 98 CINNABAR Almadcn Spain Rich red masses in mntrix. A poisonous mineral. |  | | Report (volume) | | °C Mineral 100 200 300 Alunite Jarosite Halloysite Kaolinite Dickite Pyrophyllite Diaspore Acidic...to the formation of secondary kaolinite and/or halloysite and alunite, : jarosite is common and Fe oxides...vein-like masses or “ledges” (e.g., Nansatsu, Rodalquilar, Summitville). Although there are many minerals...district (Japan). European examples include Rodalquilar (Spain), Furtei (Italy), Lahoca (Hungary), Bor (Yugoslavia)...as Yanacocha and Pierina. Rodalquilar, Spain The mineralization Rodalquilar HS deposit is the in |  | Nadeau, Olivier, Mick, Emily, Robidoux, Philippe, Grassa, Fausto, Brusca, Lorenzo, Voinot, Alexandre, Leybourne, Matthew I. (2021) Lithium isotopes and Cu-Au concentrations in hydrothermal alterations from Solfatara Volcano, Campi Flegrei caldera complex, and La Fossa volcano, Vulcano Island, Italy: Insights into epithermal ore forming environments. Ore Geology Reviews, 130. 103934pp. doi:10.1016/j.oregeorev.2020.103934 | Journal (article/letter/editorial) | | and is charac terized by the appearance of halloysite, smectites, and minor hematite (Fulignati and...Isotope Geochemistry of the Rodalquilar Gold Alunite Deposit. Economic Geology, Spain, pp. 795–822. Avanzinelli |  | | Journal (article/letter/editorial) | | Guanajuatite Gudmundite Gypsum Hafnon Halite Halloysite Halotrichite Hambergite Hanksite Hastingsite...Russia, Dognacea, Romania, Cala-Sierra Morena, Spain, San Leone, Italy and Dirrigi, Turkey (syenite and...Thuringian Forest near Saalfeld, Germany, at Bilbao, Spain, Westcumberland and Lancashire, Great Britain, Kremikovtsi... The Navajún deposit in the province La Rioja, Spain, exploits pyrite crystals from a series of Cretaceous...(now Krivy Rih), Ukraine) and pyrite (Navajun, Spain, Peruvian deposits) are used for low-price gemological | | | Journal (article/letter/editorial) | | Guanajuatite Gudmundite Gypsum Hafnon Halite Halloysite Halotrichite Hambergite Hanksite Hastingsite...Russia, Dognacea, Romania, Cala-Sierra Morena, Spain, San Leone, Italy and Dirrigi, Turkey (syenite and...Thuringian Forest near Saalfeld, Germany, at Bilbao, Spain, Westcumberland and Lancashire, Great Britain, Kremikovtsi... The Navajún deposit in the province La Rioja, Spain, exploits pyrite crystals from a series of Cretaceous...(now Krivy Rih), Ukraine) and pyrite (Navajun, Spain, Peruvian deposits) are used for low-price gemological |
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