 | | Journal (article/letter/editorial) | | Laacher See basin. (3) Diameters of both lithic and pumice clasts reach their maxima in outcrops close to...Likewise, the source area for parts of the T a u p o Pumice, erupted a b o u t 186 A. D. (WILSON et al., 1980)...= Laacher See Tephra. H = Herchenberg, WB = Wingertsberg, TL = Thfirer lava flow, N M L = Niedermendig...A. G. Werner and a neptunist, did not think the pumice of the Laacher See area to be volcanic in origin...tephra layers. They also postulated some of the pumice to have been erupted from scoria cones to the east |  | | Report (issue) | | Diffraction Pattern: In den Dellen quarries, Eifel Mts., Rhineland-Palatinate, Germany. 2.92 (100), 2.72 (50), 3...102.44 (1) In den Dellen quarries, Eifel Mts., Rhineland-Palatinate, Germany; average electron microprobe...Occurrence: In a void in a sanidinite xenolith in pumice. Association: Sanidine, ‘biotite’, magnetite, nosean...Dellen pumice quarries, Niedermendig, Mendig, Laach Lake volcanic complex, Eifel Mountains, Rhineland-Palatinate...Rhineland-Palatinate, Germany [TL]. At the Mochalin Log deposit, Chelyabinsk Oblast, South Urals, Russia. Name: The |  | Kolitsch, Uwe, Mills, Stuart J., Miyawaki, Ritsuro, Blass, Günter (2012) Ferriallanite-(La), a new member of the epidote supergroup from the Eifel, Germany. European Journal of Mineralogy, 24 (4) 741-747 doi:10.1127/0935-1221/2012/0024-2210 | Journal (article/letter/editorial) | | member of the epidote supergroup from the Eifel, Germany UWE KOLITSCH1,2,*, STUART J. MILLS3, RITSURO MIYAWAKI4... Japan 5 Merzbachstrasse 6, 52249 Eschweiler, Germany Abstract: The new mineral ferriallanite-(La) (IMA...Dellen pumice quarries, Niedermendig, Mendig, Laach Lake volcanic complex, Eifel Mountains, Rhineland-Palatinate...Rhineland-Palatinate, Germany. Ferriallanite-(La) is associated with sanidine, minor ‘‘biotite’’, magnetite, nosean...crystal structure, Eifel, Germany. 1. Introduction In den Dellen quarries, turned out to be the La-analogue |  | | Journal (article/letter/editorial) | | Mg)(SiO4)(Si2O7)O(OH) In den Dellen pumice quarries, Niedermendig, Mendig, Laach Lake volcanic complex, Eifel...Eifel Mountainss, Rhineland-Palatinate, Germany Uwe Kolitsch*, Stuart J. Mills, Ritsuro Miyawaki and Günter...near Steinberg, Zschorlau, Erzgebirge, Saxony, Germany and in pegmatites neard Grasstein, Trentino, South...Roemer Strasse 2A, D-38678 Clausthal-Zellerfeld, Germany, catalogue number 26580 How to cite: Vymazalová |  | | Journal (article/letter/editorial) | | thick. Each of the major eruptions began with a pumice-fall phase, and most culminated with emplacement...vented large volumes of dacitic or rhyodacitic pumice, and may account for 90% or more of all silicic...and 2) where hornblendebearing rhyodacitic lavas, pumice-fall deposits, and water-lain vitric tuffs and...encompass the estimated vent positions for some of the pumice-fall deposits of the Thera Pyroclastic Formation...chemical and petrographic uniformity of the dominant pumice type and the absence of internal soil horizons |  | 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 |  | | Journal (article/letter/editorial) | | of the Laacher See magma chamber (Eifel, West Germany) G. WOrner 1.2, H. Staudigel ~,3 and A. Zindler...the Quaternary East Eifel volcanic field (West Germany) represents an inverted, chemically zoned magma...freshly cut, nearly continuous exposures in pumice quarries, within a few kilometers south of the Laacher...Seven representative whole rock samples (i.e. bulk pumice clasts), four matrix separates, and fifteen mineral...and removed during handpicking of crushed bulk pumice samples. Thin section observations show such small |  | | 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 (issue) | | ........................................... 58 Pumice and scoria ......................................Pennsylvanian and Cretaceous shales and building blocks of pumice and scoria from Quaternary volcanoes. A cement...wallboard, plaster, pumice, block, brick, and tile made from local limestone, gypsum, pumice, scoria, and clay...gold-silver mines of the Cochiti district, pumice is quarried for use in pumice blocks. Its cumulative value now...gold and silver. Santa Fe County has its own pumice quarries west of Espanola. Almost within sight of the |  | | 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 (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) | | Potassium-argon ages of pumice cobbles from conglomerate unit of the Friant Pumice Member of the Turlock...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...chemical properties nearly identical to air-fall pumice at the base of the Bishop Tuff. Because the Bishop |  | | Report (issue) | | area on lower flanks of Broken Top is mantled by pumice and ash erupted just prior to emplacement of these...few kilometers (miles) of the vent, but frothy pumice particles and ash (ash is tephra that is sand-sized...more than 2 meters (7 feet) thick, composed of pumice, rock fragments, and ash, blanketed areas within...smaller white pumice clasts from one of these eruptions is exposed in numerous pumice quarries. Distal 0 |  | | 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...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...generated that now forms a pervasive, 'air-fall pumice unit at the base of the Bishop. Following the Plinian |  | 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 (chapter) | | 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...during the fallout or deposition from PDCs. The two pumice compositions and banded pumices, together with...VALLONE DEL GABELLOTTO c M.PILATO pumice quarry sa frr pumice quarry E ACQUACALDA was preceded |  | | 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 |  | | Journal (issue) | | in slump beds described from the Mϋnster Basin, Germany (Voigt, 1962). Voigt described phacoids extracted...Turonian-Coniacian slump beds near Halle, Westfalia, Germany and these contained sheared layers and ‘swirls’...capable of dealing with the conditions in working quarries. Cost & booking: Numbers will be limited to 20...France and North Africa. They are derived from quarries which were originally operated by Roman stone...rediscover the quarries. Such expeditions were 14 successful and many of the ancient quarries were reopened |  | | 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 |  | | Book | | covered half the island with a thick layer of ash and pumice fragments, but luckily nobody was visiting the...located in the small and rather bleak island of Jan Mayen. Beerenberg has been active five times since 1633...The lucky birthday boy was Kaiser Wilhelm II of Germany, who received it from his generous grandmother...water as was discussed in our “tour,” from Jan Mayen at the north to Bouvet Island near Antarctica. Like... meaning flows of broken magma fragments, ash, pumice, and gas (in volcanological terms, a nuée ardente |  | | 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...cement blocks with pumice aggregate proved to be cheaper and easier to use. Pumice for aggregate and for...for water. Discontinuous segments of a thin basal pumice layer also crop out locally along the west side...base of the formation is a thin layer of airborne pumice, which is well exposed along the south and east |  | | 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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