 | Self, Stephen, Heiken, G., Sykes, M. L., Wohletz, K., Fisher, R. V., Dethier, D. P. (1996) Field excursions to the Jemez Mountains, New Mexico. Bulletin 134. New Mexico Bureau of Geology and Mineral Resources doi:10.58799/b-134 | Report (issue) | | complex. 20 Stop 3 Upper Bandelier Tuff (Guaje) pumice-fall deposit and Bandelier ignimbrites 22 Stop...Bandelier Tuff surge deposits and Cerro Toledo pumice-fall deposits 25 Stop 5 Proximal upper Bandelier...ignimbrite 34 Stop 11 Main section of El Cajete pumice deposits and Banco Bonito lava flow 35 Stop 12...Bandelier Tuff and upper Bandelier Tuff with basal pumice-rich flow units, Ancho Canyon 52 Stop 23 Frijoles...V16—Profile through the Puye ignimbrite and associated pumice and ash falls showing changes in median grain size |  | | Report (issue) | | Potassium-argon ages of pumice cobbles from conglomerate unit of the Friant Pumice Member of the Turlock...quartz, sanidine, oligoclase, biotite, allanite, zircon, apatite, titanomagnetite, and ilmenite. In addition...Mexico, and as far north as southern Idaho. Plinian pumice deposits are 3-4 m thick in the source region....generated that now forms a pervasive, air-fall pumice unit at the base of the Bishop. During an immediately...properties of these ashes with the basal air-fall pumice unit of the Bishop Tuff. In addition, Izet and |  | | Book | | editors Corrado Cimarelli, München, Germany Sebastian Müller, Mainz, Germany More information about this...distinguished researchers from Greece, Switzerland, Germany, and Italy to provide a compilation of all different...ETH-Zurich, Switzerland) born 1940 in Berlin (Germany) with studies in: Technical University Berlin,...(Greece) as scientific coordinator. In Switzerland and Germany he joined geological hazard and risk related pilot...neighbouring island Yali are covered with voluminous pumice deposits, which are mined on a large scale. The | | | Book | | editors Corrado Cimarelli, München, Germany Sebastian Müller, Mainz, Germany More information about this...distinguished researchers from Greece, Switzerland, Germany, and Italy to provide a compilation of all different...ETH-Zurich, Switzerland) born 1940 in Berlin (Germany) with studies in: Technical University Berlin,...(Greece) as scientific coordinator. In Switzerland and Germany he joined geological hazard and risk related pilot...neighbouring island Yali are covered with voluminous pumice deposits, which are mined on a large scale. The |  | | Report (volume) | | of tephra units at: 9. The Cowan Pumice mine 26 10. Abandoned pumice mine near Benton Hot Springs, Calif...Tuff 11 7. Potassium-argon ages of pumice cobbles from the Friant Pumice Member 15 8. Some large-scale silicic...quartz, sanidine, oligoclase, biotite, allanite, zircon, titanomagnetite, and ilmenite microphenocrysts...and as far north as southern Idaho. An air-fall pumice layer at the base of the Bishop Tuff is uniformly...amounts of trace elements in the earliest airfall pumice at the Abstract base of the Bishop Tuff and |  | | Journal (issue) | | Head nort heast on un· paved roads 10 a bandoned pumice quarry on north side or old Brooks..scanlon road...BEND AIR·FALL PUMICE This abandoned quarry exposes a 7·m·thick section of Bend Pumice of Taylor ( 198...well-developed basal layer that contains coarse pumice clasts. Lava Island Tuff of Taylor ( 1981) liC5...ight ahead (north) on 14th NW St. Figure J. Btnd Pumice ol-eriain by Tumalo Tuff al SlOP 8. OREGON GEOLOGY...up the gulch. Reworked pumice lapilli, ash, and obsidian of basal Bend Pumice are well exposed along |  | | Report (chapter) | | olivine; amp, amphibole; ti, titanite; ac, acmite; zr, zircon. The age of some of these tephra layers (**) are...strat. range lithostratigraphic units frr2 frr1 pumice cone and coulee Eruptive Epoch 9 (northeastern...Obsidian-rich pumiceous pyroclastic-breccias. Rhyolites. pumice Epoch 9c cone volcanic quiescence M. Pilato sa...of obsidianaceous lava flows (sa1). Rhyolites. pumice cone and coulee Forgia Vecchia fv2 Forgia Vecchia...sporadic biotite and minor Ti-magnetite, apatite and zircon, whereas the dark pumices contain clinopyroxene |  | | Report (issue) | | Readout on right exposes a thin layer of 2-ka pumice lapilli from the Rock Mesa vent on South Sister...coarser grained than the lower unit; individual pumice bombs are as large as 20-30 cm. Lithic fragments...19), which is the source of much of the scattered pumice on the ground surface seen at earlier Day-2 stops...Carver Lake vents. (See notes below) Rock Mesa pumice and n-6 Si02 A120J Fe2O3§ FeOS MgO CaO Na 2 0...0 34 0 3 1 1 1 1 1 1 0 12 1 1 0 2 Devils Hill pumice lava n-6 n-13 72.5 14.7 0.70 1.47 0.62 1.99 4 |  | | Report (issue) | | rhyolite-f!rauite class. , . . olcanie gla<.:ses, pumice, aud perlite are in this class. The more basic...distriet Group IV Cascade Range and -:\lodoc PJ ateau Pumice and perlite deposits Freshwater clia to mite of...layer Lower Cedarville l\IJNERAL DEPOSIT Perlite Pumice 16 B t.,LLETIX 176-~lD-"ER.ll. ( 41 3-orther...rock Quickill'"er :--onoma ,·olca.nics Perlite, pumice. ,tone building - Quaternary ..,cream gravel...made from n1etals or mineral raw materials. Sand, pumice, and pumicite are the pri11cipal abrasives produced |  | Sweetkind, Donald S., Rytuba, James J., Langenheim, Victoria E., Fleck, Robert J. (2011) Geology and geochemistry of volcanic centers within the eastern half of the Sonoma volcanic field, northern San Francisco Bay region, California. Geosphere, 7. 629-657 doi:10.1130/ges00625.1 | Journal (article/letter/editorial) | | comparison of phenocryst assemblage and mineralogy, pumice and lithic Santa Rosa " 6 kf sC e re R...obvious lithic inclusions, but individual fiamme or pumice were not sampled or analyzed. All whole-rock samples...glass from tephra layers, which include ash fall, pumice fall, ash flow, and water-reworked tuff deposits...single cooling unit com prised of both lithic- and pumice- (up to 30 cm) rich, nonwelded to partially welded... the presence in this vicinity of the coarsest pumice breccia and greatest abundance of lithic clasts |  | | Report (issue) | | ......................91 Stratigraphic logs of pumice-fall deposit of unit rfp at Highway 203 roadcut...drained steeply by Reds and Boundary Creeks, and the Pumice Butte area is drained more circuitously by Crater... 119°0' 119°' Mono Lake 120 Granite Mountain Pumice Valley Mono Craters chain De xt Grant Lake ...oth re Cone Peak al mm ver ui n Ri Joaq n a Pumice Butte in Bas kes La Ma Lion Point in rhc ...volcanic rocks of Devils Postpile, Red Cones, and Pumice Butte. Benioff and Gutenberg (1939) investigated |  | | Report (issue) | | flows.-__ Bishop tuff -__-_---_--------------Basal pumice layer _______________ Principal tuff member.___...inversely graded layers of pumice resulting from dumping two batches of pumice into a beaker partly full...magnetite. Accessory minerals include tourmaline and zircon. Generally quartz and plagioclase grains are well...minerals are magnetite and ilmenite, sphene, apatite, zircon, allanite, thorite, and monazite. Secondary minerals...include magnetite and ilmenite, sphene, apatite, zircon, and allanite. Thorite and monazite have also been |  | | Book | | DIRECTOR See erweiwE POR |S —$<$_____ MINES AND QUARRIES IQO2 PREPARED UNDER THE SUPERVISION CHIEF...1.—Character of inquiries concerning mines and quarries: 1850 to 1902 ...........--..----------.--2-----Table...included in Census reports concerning mines and quarries: 1850 to 1902........--.---.-.--.---Maplers—=Mlininostatistics...aes Table 13.—Productive and unproductive mines, quarries, and wells: 1902.......-..---------------------+------Table...quantity and value of such materials obtained from quarries included under other GlASsiti Caton sal OO 2Re |  | | Book (volume) | | of the Geological Society of London. Porphyry; Pumice; Pyroxenite; Quartzite; Quartz-Porphyry. J. S...flowers. POMERANIA (German, Pommern), a territory of Germany and a maritime province of Prussia, bounded on...Oder. Pomerania is one of the flattest parts of Germany, although east of the Oder it is traversed by a...lampreys are s6nt from Pomerania to other parts of Germany. With the exception of the almost inexhaustible...to weaken the house of Austria by alliances in Germany; but Mme de Pompadour changed this hereditary policy |
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