 | | Journal (article/letter/editorial) | | incrustation at active Central Ammican volcalloes Department of Eerth RICHARD E. Sciences, Dartmouth STOIBER...of eampling 8t 14 volc8noes in Cfuatentel8. El Salvador, Nicaragua and Cost8 Rica, we have identified...of the sublimates from the 1954 eruption of the Volcano Mihaga in the Congo as related to their temperature...to gas composition,stage of activity, type of volcano and composition. WHITE and WARINU (1963) suggest...in the center of collapse fractures at Pacaya Volcano in 1965-66. STOIBERand ROSE (1969) have identified |  | | Journal (article/letter/editorial) | | 2015 RICHARD E. STOIBER WILLIAM I. ROSE, JR. Department of Earth Sciences, Dartmouth College, Hanover...American volcanoes Santiaguito, Fuego, Pacaya, Izalco, Cerro Negro, and Arenal are given. Each fumarole...relative to the eruptive and cooling history of the volcano. Ground-water dilution also affects concentration...refer to a specific time and place at a specific volcano. It is, therefore, pertinent to inquire how the...components of the gas are related to the specific volcano, to the chemistry of its eruptive products, to |  | | Journal (article/letter/editorial) | | of a fumarolic vanadium mineral from Izalco Volcano, El Salvador, yielded the chemical formula (Na,K)r-...Luddenite occurs associatedwith galena, chalcopyrite, fluorite, alamosite, melanotekite and hyalotekite, in a...strongestX-ray lines (70 given) are 5.36(8X200),4.El(8X210),3.s7s(7)(22r), I 0). 2.86(9\(32t), 2.598(l0x4r...Zav ed. Geol. Razved., 25, 120-122(in Russian). Fluorite crystals from the Tyrny Auz Mo-W deposit, northern...material is unstable in air, leaving a residueof fluorite. Synthetic CaFCI is tetragonai, isostructural |  | | Journal (article/letter/editorial) | | of cebaite.The mineral occursin associationwith fluorite, quartz, sodic pyroxene, sodic amphibole, and...the Ministry of Geology, Beijing, and at the Department of Geology,Lanzhou University, Qinhai Province...new sublimate mineral from the fumaroles of Izalco volcano, El Salvador.J. Volcanology and GeothermalResearch...sublimate from a fumarole in the summit crater of Izalco volcanogaveelectron-microprobecompositionsof CuO...X-ray powder pattern Izalco volcano is a basaltic and andesitic composite volcano and indexed by analogywith |  | | Journal (article/letter/editorial) | | SERGEY V. KRIVOVICHEV* AND STANISLAV K. FILATOV Department of Crystallography, St. Petersburg State University...entirely of O-centered tetrahedra (alumina-hematite; fluorite-related oxides such as cerianite, thorianite,...Cu5V2O10, a new copper vanadate from Izalco volcano, El Salvador, Central America. American Mineralogist |  | | Journal (article/letter/editorial) | | mineralogical crystallography Sergey V. Krivovicheva,bâ a Department of Crystallography, Institute of the Earth Sciences...out that the arrays of Ca atoms in Ca metal and fluorite, CaF2 , are identical and correspond to the cubic...closest packing (ccp). Moreover, both Ca metal and fluorite crystallize in the same space group, Fmâ3 m, and...slightly (5.588 and 5.463 Ă
, respectively). Thus, fluorite may be considered as a Ca metal with F atoms inserted...CoSi ⌠UB12 Mineral Chemical formula periclase fluorite thorianite litharge tenorite cuprite paramelaconite |  | Fuchs, Yves, Ertl, Andreas, Hughes, John M., Prowatke, Stefan, BrandstĂ€tter, Franz, Schuster, Ralf (2005) Dumortierite from the Gfohl unit, Lower Austria: chemistry, structure, and infra-red spectroscopy. European Journal of Mineralogy, 17 (1) 173-183 doi:10.1127/0935-1221/2005/0017-0173 | Journal (article/letter/editorial) | | apatite, albite, orthoclase, pink to light-green fluorite, siderite, and chalcopyrite (Niedermayr, 1991)...Symp. on granites and associated mineralizations, Salvador, Bahia, 24-29/8/97. in extended abstracts and...Fe34+(VO4)36-, a new fumarolic sublimate from Izalco volcano, El Salvador: Descriptive mineralogy and crystal structure |  | | Journal (issue) | | Cloud fluorite and copper mines located in the center o f the district. T The Red Cloud fluorite and...sedimentary rocks. Mining for iron, copper and fluorite in the Red Cloud district has taken place sporadically...from a collectorâs point of view. The Red Cloud fluorite mine is on the east side of the National Forest...100 meters long up the side of a hill (Fig. 3). Fluorite and bastnaesite were mined from a mineralized...quite distinctive. The mineral species of the fluorite mine are less numerous but more in teresting |  | | Journal (article/letter/editorial) | | new mineral names E. E. FEJER AND M. n . HEY Department of Mineralogy, British Museum (Natural History)...Black crystals from a fumarole of the Izalco volcano, E1 Salvador, are named for H. M. Bannerman. Monoclinic...France, it occurs as thin white square plates with fluorite and gypsum. Orthorhombic with a 13.70, b 27.96...Austria, about 1.5 km N. of the galenasphalerite-fluorite deposit of Achsel Alto the mineral occurs as up...transparent prisms and as fine-grained intergrowths with fluorite; vitreous lustre, with bastn/tsite and wulfenite |  | | Journal (issue) | | Expedition of the Eastern-Siberian Geological Department, prepared a geological map at a scale of 1 200...Mogulova, geologists of the Chita Geological Department. They did not find any diamonds, but they discovered...axinite, calcite, chalkopyrite, danburite, datolite, fluorite, galenite, pyrrhotine, quartz, sphalerite and...other minerals) Information: Prog. Ray Grant, Department of Geology, Mesa Community College, 1833 W. Southern...morion, microcline, lepidolite, apatite, topaz, fluorite, and hambergite. 2. TOPAZ At the Rangkul' pegmatite |  | | Journal (article/letter/editorial) | | Thirty-fourth list o f new mineral names E. E. FEJER Department of Mineralogy, British Museum (Natural History)...yellow-brown streak, H 5-6, associated with aegirine, fluorite, magnetite, dolomite, and baryte. Orthorhombic...insufficient data), then in 1980 at the caldera of Uzon volcano, Kamchatka, USSR, as yellowish orange equant crystals...minerals include K-feldspar, nepheline, aegirine, fluorite, tiny grains of apatite, some biotite and yuksporite...M. 70, 193. In the summit crater of Izalco volcano, E1 Salvador, Central America, in fumaroles as black |  | | Report (chapter) | | 2015 Particles from the plume of Popocat6petl volcano, Mexico- the FESEMIEDS approach J. H. O B E N H...information about these processes. For Popocat6petl volcano, scanning electron microscope (SEM) and field emission...carbonate-bearing rocks and other sediments beneath the volcano. Contact metamorphism may occur around a magma...associated with the eruptions at Popocat~petl volcano Popocat6petl is a stratovolcano situated in the...Volcanic Belt. Popocet6petl is the youngest active volcano of a N-S trending chain of volcanoes (Popocat6petl |  | | Book | | symbols are used: E â approved by the CNMMN [1466]; El â discredited by the CNMMN [248]; E â âGrandfatherâ...colorless, yellowish-green, bluish-green. Red Cloud Fluorite mine, Lincoln Co., New Mexico, USA. H=?, Din=...(Al203)4*H20, S Hex. Vitreous/porcelanous white. Solvech fluorite deposit, Karaganda, Kazakhstan, USSR. H= 7.2,...Ojuelaite, Whitmoreite. Artinite, Mg2C03(0H)2*3H20, El Mon. Vitreous/satiny white. Campo Franscia, Val Lanterna...GugFeBi04(S04)5*KCl, S Tet. Vitreous dark brown. Tolbachik volcano, Kamchatka, USSR. H= 2-2.5, Djjj=4.20, D(;=4.12 |  | | Journal (issue) | | excellent Georgia amethyst specimens, Illinois fluorite and speci mens from local occurrences. CLASSIFICATION...indicate that considerable quantities of scheelite, fluorite, calcite and cassiterite crystals, among others...sublimates in fumaroles at the summit of Izalco volcano in El Salvador, Central America (Stoiber and Rose,...Si and Ann Frazier Suite 306, 6331 Fairmont Ave. El Cerrito, California 94530 Tel: (415) 848-9541 Galas...continued to be a major producer of exquisite fluorite and calcite crystals, in addition to beautiful |  | | Report (volume) | | PRINTING OFFICE, WASHINGTON : 1959 UNITED STATES DEPARTMENT OF THE INTERIOR FRED A. SEATON, Secretary GEOLOGICAL...Columbia Dept. Mines Ann. Rept.-British Columbia Department of Mines Annual Report. Victoria, British Columbia...Mineral Inf. Service; Special Rept.California Department of Natural Resources, Division of Mines Bulletin;...Geology. Urbana, Ill. El Salvador Servicio Geol. Nac. Anales Bol.-El Salvador Servicio Geol6gico Nacional...Nacional Anales Boletin. San Salvador. Eng. Min. Jour.-Engineering and Mining Journal. New York. Evolution |  | | Book | | mineral discoveries for 1991 23:423438 ASTURIAS Fluorite and associated minerals from Asturias, Spain (by...(abstract) 24:67 BELSHER. DENNIS 0. Pink octahedral fluorite from Peru 13:29-30 13 BEL-BLA AUTHOR/TITLE... Kampf) 8:112-114 BLACK FOREST An interesting fluorite crystal from the Black Forest [Schwarzwald, Germany]...Rouse) 5:280-287 BOLIVIA The mineralogy of the department of Oruro, Bolivia (by R. B. Cook, Jr.) 6:125-137...of creedite at Colquiri, Inquisivi province, department of La Paz, Bolivia (by R. B. Cook, Jr.) 6:278-281 |  | | Book (edition) | | reads as follows: 1 2 3 4 5 Talc Gypsum Calcite Fluorite Apatite 6 7 8 9 10 Orthoclase Quartz Topaz Corundum...scale is: (1) talc, (2) gypsum, (3) calcite, (4) fluorite, (5) apatite, (6) orthoclase, (7) quartz, (8)...TY EP ie is eet i fro 7 tin tas o/iotewyâ el ry: ae ~âytivee Pahaiecl apeaivent 7 1d sadinee...associated with aegirine, riebeckite, barite, fluorite, albite, and phlogopite. Also found in Quadeville...Bou-Skour, Morocco; in âtic district, Utah; Red Cloud fluorite mine, Gallinas and flattened on {010} or {110} | | | Book (edition) | | reads as follows: I Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 7 8 9 10 Orthoclase Quartz Topaz...scale is: (1) talc, (2) gypsum, (3) calcite, (4) fluorite, (5) apatite, (6) orthoclase, (7) quartz, (8)...associated with aegirine, riebeckite, barite, fluorite, albite, and phlogopite. Also found in Quadeville...Bou-Skour, Morocco; Tintic district, Utah; Red Cloud fluorite mine, Gallinas 7 Mountains, New Mexico; Wheal...Akagane mine, Iwate Prefecture, Japan; White Island volcano, New Zealand; near the Santo Nifio mine, Santa |  | | Report (volume) | | PRINTING OFFICE, WASHINGTON : 1965 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary ...study, SheliW. S., 3. kof Strait, Mt. Trident volcano: Reserves: Barnes, F. F., 5; Snodgrass, J. M. U...deposit: Bickel, R. S. Gault, H. R., 7. Pavlof Volcano area: Kennedy, Tuxedni Bay area, TriassicG. C....Paleozoic: J. T., Jr., 7. Mangus, M. D. Pavlof Volcano area, Cenozoic: Koyukuk basin, Cretaceous: Kennedy...area: Keller, A.S., 1. T. N., 1, 2. Mt. Trident volcano: Snyder, Lists: Heck, N. H. G. L., 1. Lituya Bay: |  | | Report (issue) | | U.S. DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY THE FORD-FLEISCHER FILE OF MINERALOGICAL REFERENCES...Microprobe analyses (6) and trace elements, Colima Volcano, Mexico. AMPHIBOLE. Makarova et al., (Zap. Vses...Volcanol. 41, 501-512 (1978) from Shirouma-Oike volcano, Japan. AMPHIBOLE. Saliot, Bull. Mineral. 102,...(1979). Analysis and optics, andesite, Hakusan Volcano, of hornblende. AMPHIBOLE. Triboulet, Bull. Mineral...386-387 (1978). Stability in field. ANTHOPHYLLITE. El Shazly et al., Egypt. J. Geol. 19, 105-124 (1975)(Pub |  | | Book (edition) | | ACGAEC Acra del XV Co11greso Geologico Argentino, El Ca/afate ACSc Acta Clremica Sca11di11a1âąica AE... of CanadaFinal Program and Abstracts Geochimica el Cosmochimica Acta Geologiska Fore11i11ge11S i Stockholm...(str.) C A~pidollte. 'aMg,AISi,O ,(O11) 1, mon.. El MourdurHill. near Derrag,Tel1Atlas, 11 Algcria.CM...cinder conc., ·onh break. Large fi ·ure. Tolbachik Volcano, Kamchatka Peninsula, Russia. ZR.\/O 135(3). 38-42...) B D Babefphitc, BaBe(PO,)F, tric., Aunik fluorite-REE dcposit. Buryalia, Transbaikal region, Russia |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | information should be addressed to the Permissions Department, John Wiley & Sons, Inc., 605 Third Avenue, New...the late Horace Winchell of Yale University, Department of Geology and Geophysics, and Brian J. Skinner...and Feel 1 Tale 2 3 Gypsum Calcite 4 5 6 Fluorite Apatite Orthoclase a Quartz Soft, greasy feel...visible light and are notably thermoluminescent. Fluorite, ideally CaF, is the classic fluorescent species...BD ' REVEM : Ri : Revie wis ity ey ist RMS EL Oe mala | ROBB & . = id ohlane nerwiplapinion) |  | | Report (issue) | | U.S. DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY THE FORD-FLEISCHER FILE OF MINERALOGICAL REFERENCES...analyses (4) from melt inclusions in olivine, Koudach Volcano, Kamchatka. AMPHIBOLE. Andersen (Lithos 17, 153-170)...(English). Microprobe analyses (6), Kuanyishan volcano, Taiwan. AMPHIBOLE. Childs and Baker-Sherman...Microprobe analyses (2) from basaltic andesites, Arenal Volcano, Costa Rica AMPHIBOLE. Clarke, et al., Contrib...(1983). Microprobe analyses (5) from Rindjani Volcano, Indonesia. AMPHIBOLE. Frank, Schweiz. Mineral |  | | Book | | on this planet are sudden and exciting. When a volcano blows its top, a great river floods over its banks...Before he died, in 1543, be declared Anatomy of volcano-Drawing of Vesuvius_ in Kircher's Mundus Subterraneus...governed by fire. Most people have never seen a volcano-or, for that matter, a geyser, a hot spring, or...century 290 feet high atop hardened plug of ancient volcano. Plugs were favored sites for churches and castles...activity in crust produces various landscape fornis-volcano, surface lava -fl,ows, dikes and sills, laccoliths |  | | Book | | University of WĂŒrzburg WĂŒrzburg, Bavaria, Germany Department of Geological Sciences University of Cape Town...argentite (7 Sect. 5.1), galena (7 Sect. 5.2), halite, fluorite (7 Chap. 6), periclase, MgO, uraninite (7 Sect...(from Borchardt-Ott 2008) perfect cleavage of fluorite, CaF2, follows the octahedral faces {111} (. Fig...Fig. 1.19a, b). Moreover, the hardness of fluorite is distinctly higher on {100} than on {111}, whereas... NaCl, cleavage along the cube faces {100}. b Fluorite, CaF2 cleavage along the octahedral faces {111} |
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