 | | Journal (article/letter/editorial) | | play a subordinate role in the formation of the main components of ordinary chondrites. Due to the highly...that a flush increase of temperature may be the main factor differentiating the nebular source into a...Matsuyama 790-8577, Japan 3 Japan Synchrotron Radiation Institute, SPring-8, Sayo 6795198, Japan X-ray diffraction...2008 New (U-Th)/He dating systems and ages in Japan Atomic Energy Agency Late Cenozoic magmatic evolution...YOSHIDA1* AND J. KIMURA2 1 Tono Geoscience Center, Japan Atomic Energy Agency 2 Kyoto University 3 National |  | | Journal (article/letter/editorial) | | SALTS ON MOUNT EREBUS AND ALONG THE COAST OF ROSS ISLAND, ANTARCTICA* LOIS M. JONES', GUNTER FAURE' , KAREN...salts on Mount Erebus and along the co ast of Ross Island, Antarctica . Isot. Geosci., 1: 57-64 . Salt deposits...of Ross Island and on the summit of Mt. Erebus, an active volcano that dominates the island. The 8'Sr/...quantities of snow in the ice caves. INTRODUCTION Ross Island is part of a large volcanic province located in...elevation of 3794 m (Fig. 1). The rocks of Ross Island consist primarily of basanite and basanitoid with |  | | Book | | . . . . . . . . V. Manville 21 Mechanisms of Crater Lake Breaching Eruptions . . . . . . . . . . ....Partitioning During Evaporative Degassing from Active Crater Lakes . . . . . . . . . . . Dmitri Rouwet and Takeshi...Volcanic Crater Lake: Volcanic Plume Measurements at the Yudamari Crater Lake, Aso Volcano, Japan . . ....The Remarkable Chemistry of Sulfur in Hyper-Acid Crater Lakes: A Scientific Tribute to Bokuichiro Takano...Walker, V.L. Ferrini, and S.M. Merle Summit Acid Crater Lakes and Flank Instability in Composite Volcanoes |  | | Journal (article/letter/editorial) | | that an annular brine lens capped by crystallised halite is likely to form above an actively degassing sub-volcanic...(steam), high-salinity liquid (brine) and solid (halite). Chloride-bearing fluids have an exceptional capacity...(coloured bar) and dimensions. (a) Mount Fuji (Japan) after Aizawa et al. (2005). (b) Taal (Philippines)...after Yamaya et al. (2013). (c) Kusatsu–Shirane (Japan) after Nurhasan et al. (2006). (d) Uturuncu (Bolivia)...boreholes drilled through geothermal reservoirs in Japan (Kakkonda; Kasai et al., 1998) and Italy (Lardarello; |  | | Journal (article/letter/editorial) | | the Blue Lizard Mine, Red Canyon, White Canyon district, San Juan Co., Utah, U.S.A. (37°33′26″N 110°17′44″W)...Formation (Upper Triassic age). The genesis of the main ore is related to percolated ore solutions in permeable...d’ansite-(Mn), dickite, gerhardtite, gordaite, gypsum, halite, johannite, natrochalcite, natrozippeite, pseudojohannite...new mineral species from Eldfell volcano, Heimaey island, Iceland. Canadian Mineralogist, 51(3), 377–386...the northeast rim of the main crater of the Eldfell volcano, Heimaey island, Iceland subsequent to the |  | | Journal (issue) | | 2 19 22 28 30 31 Abstract Introduction The main eruptive centres and their petrography Windy Hill...and Camps Ridge 16 Hornblende-(pyroxene)-dacites, Main Cone, Nevis Peak centre 16 Hornblende-(hypersthene)-dacites...Miner. Resour., No. 52. Virtually the whole of the island of Nevis is composed of Upper Pliocene to Lower...Nevis Peak volcano that occupies the centre of the island. These deposits have partially obliterated a number...from mineralogy and chemistry of their main constituents. the island of Nevis which Professor C. 0. Hutton |  | | Report (issue) | | Mining Geology (Japan)-Mining Geology. Journal of the Society of Mining Geologists of Japan. Tokyo. Mining...Mining Inst. Japan. Jour.-Journal of the Mining Institute of Japan. Tokyo. New Zealand Goographer....:.....sand isthmus ·that now ties the former Miramar Island to the mainland, and it probably ·occurred between...Japanese with English abstract] : Mining lust. Japan Jour., v. 72, no. 819, p. 5-11, 1956. Self-potential...the "dynamic or ohmic potential" which forms the main part of the self-potential reading, and the existence |  | | Report (issue) | | 3. Oil and Gas Possibilities of the Puertecito District, Socorro and Valencia Counties, New Mexico—E....which were relatively worthless when Chicago was a village, are now marketed profitably by the millions of...following time when the whole State, except a few island peaks, was submerged beneath the sea and blanketed...upper members may be lost. In the Silver City district it is as much as 450 feet thick, and at Lake Valley...pre-Cambrian rocks probably projected above the waters as island peaks. The sediments laid down in this sea formed |  | | Journal (article/letter/editorial) | | eruption fissure above the main crater at 1105 m a.s.l. The lavas, the main crater and the linear eruption...29–26.20 3.34 3.48 0.42 4.00 almandine synth. LiF halite periclase 3. Chemical composition As typical for...dehydration under the electron bombardment, and the main reason for departure of the empirical structural...new mineral species from Eldfell Volcano, Heimaey Island, Iceland. Can. Mineral., 51, 377–386. Olmi, F. |  | | Report (issue) | | separate chapters] Page (A) Geology of Buldir Island, Aleutian Islands, Alaska, by Robert R. Coats_...(B) Gypsum deposits near lyoukeen Cove, Chichagof Island, southeastern Alaska, by G. M. Flint, Jr., and..._ 1 27 39 65 225 315 353 Geology of - Buldir Island : Aleutian Islands ? Alaska ^ r v * GEOLOGICAL...BULDIR ISLAND, ALEUTIAN ISLANDS By ROBERT R. COATS ABSTRACT Buldir Island is a small volcanic island in...Quaternary or Recent time. The rocks of Buldir Island are attributed to eruptions from two volcanic centers |  | Baldermann, Andre, Abbasov, Orhan Rafael, Bayramova, Aygun, Abdullayev, Elshan, Dietzel, Martin (2020) New insights into fluid-rock interaction mechanisms at mud volcanoes: Implications for fluid origin and mud provenance at Bahar and Zenbil (Azerbaijan) Chemical Geology, 537. 119479 doi:10.1016/j.chemgeo.2020.119479 | Journal (article/letter/editorial) | | processes. In this paper, we describe and assess the main weathering and reverse weathering actions occurring...occurring mud volcanoes cover all morphologies, crater types, activities, breccia emplacements, fluid...Zenbil, because the isolated location of this small island in the Caspian Sea makes conventional sampling...morphology. The main crater has a height of ~26 m and ~500 m diameter. A neighbouring crater has a height...land-building activity of mud volcanoes: Zenbil island has a length of ~800 m in north-south direction |  | | Book | | have formed, and are still forming, the Hawaiian island chain. This book is not a highly tech¬ nical treatise...An active volcano is still adding acreage to the island of Hawaii; an eruption in the summer of 1969 sent... Jacket illustration: Lava fountains near Aloi Crater, on the east rift zone of Kilauea volcano, in May...islands known as the Hawaiian Archipelago. From Kure Island at the northwest, the archipelago forms a southeast¬...line of islands 1,500 miles long (fig. 1). Each island is the summit of a great mountain rising from the |  | | Journal (article/letter/editorial) | | by a great thickness of limestone, gypsum, and halite. Solution of these rocks by ground water since...from the surface by streams. Over 1000 feet of halite has been removed from beneath some parts of the...the following: The large meteor mass of the main crater lies at a depth of 164 feet from the surface...feet. The debris that fell back into the large crater is from 10 to 15 feet or more thick. The wind-carried...fine sand that have settled or washed into the crater since it was formed reach a maximum thickness of |  | | Report (issue) | | the "loose" nature of the Sylvania Sandstone. The main effort of the present study was to critically examine...level of the retired waste bed. Water level in crater stands at river level. Waste material is semiplastic...craters and includes broken ground northeast of main crater (after Landes and Piper, 1972). found in the...numerous fractures with traces of gypsum, fluorite and halite in the fractures. (See Kalafatis, 1958, for a detailed...the formation. Beds of salt, representing the two main periods of salt deposition, are referred to as the |  | | Book (edition) | | Continental Masses The Nature and Origin of the Three Main Groups of Rocks The Geological Time Scale The Origin...204. 205. Porphyritic granites, Sweden Syenite, Island of Bornholm, Sweden 49 • j ,,. • f ,_ --... """"'" 212. 213. 214. . Aplite vein in gneiss, Island of Bornholm, Sweden Graphic granite, Sweden Pegmatite...229. Sandstone, Sweden Medium-grained sandstone, Island of Bornholm, Sweden Ripple-marked sandstone, Sweden...been inverted. The Nature and Origin of the Three Main Groups of Rocks The rocks of the earth's crust fall | | | Book (edition) | | Masses 81 83 The Nature and Origin of the Three Main Groups of Rocks 86 The Geological Time Scale ... Porphyritic granites, Sweden Syenite, Sweden Island of Bornholm, 49 II ill 206. Porphyritic rapakivi-granite... lw .. * * » t* *! Aplite vein in gneiss, Island of Bornholm, Sweden Graphic granite, Sweden Pegmatite...Sandstone, Sweden 228. Medium-grained sandstone. Island of Bornholm, Sweden 229. Ripple-marked sandstone...been inverted. The Nature and Origin of the Three Main Groups of Rocks The rocks of the earth’s crust |  | | Report (issue) | | Geological Survey offlces__------___--_--_-_-_-__ Main centers____________--____--__-__-_--___ Public Inquiries...and mineral and water resources of the Nation. The main responsibilities and objectives have not changed...part of the Upper Mississippi Valley zinc-lead district by A. V. Heyl and E. R. King suggests that Paleozoic...metasedimentary rocks is in the southern part of the district. The magnetic data indicate the presence of major...mined elsewhere in the Upper Mississippi Valley district possibly are also present in this area. Almost |  | | Journal (article/letter/editorial) | | Mexican Volcanic Belt (Mooser, 1969) (Fig. 1). The main axis of the belt is defined by a line of large,...Colima graben, which marks the western end of the main volcanic belt. At its northern end, some 50 km SSW...approximately 110 ~ making an angle of about 15~ with the main axis of the belt. Consequently, the more eastern...km south of Nevado's peak at 19~ N, 103~ W. The crater dome of Volc/m Colima is presently at about 4,000...al., 1974) and Nekoma and Bandai in northeastern Japan (Nakamura, 1978). In the Aleutina arc, however, |  | | Journal (article/letter/editorial) | | Planetary Exploration Program Group, Japan Aerospace Exploration Agency, Japan. E-mail: abe@planeta.sci.isas...3Gradate School of Science, University of Tokyo, Japan. Introduction: Hayabusa spacecraft performed touchdown...variations [2-3]. The other two subgroups include Main Group (MG) and Pyroxene Bearing (PX) pallasites...Society Meeting (2013) POTENTIAL FOR BIMODALITY IN MAIN GROUP PALLASITES: AN OXYGEN ISOTOPE PERSPECTIVE...and Fe-Ni metal and are divided into 3 subgroups: Main Group (MG), Eagle Station (ES) and Pyroxene Bearing |  | | Report (volume) | | +91 11 326-0538 E-mail: affiliat@nda.vsnl.net.in Japan Kanda Book Trading Company Cityhouse Tama 204 Tsurumaki...Tsurumaki 1-3-10 Tama-shi Tokyo 206-0034 Japan Orders: Tel: +81 (0)423 57-7650 Fax: +81 (0)423 57-7651...picture an eruption column jetting from a summit crater, punching through the atmosphere with roiling coils...tranquil disposition and imagine a peaceful summit crater but brightly stained with orange and yellow minerals...from Antarctica to Italy, spanning lava domes, crater lakes, open-vents, diffuse degassing, and lava |  | | Report (issue) | | +91 11 326-0538 E-mail: affiliat@nda.vsnl.net.in Japan Salem, MA 01970, USA: the item-fee code for this...Tama 204 Tsurumaki 1-3-10 Tama-shi Tokyo 206-0034 Japan British Library Cataloguing Publication Data A...picture an eruption column jetting from a summit crater, punching through the atmosphere with roiling coils...tranquil disposition and imagine a peaceful summit crater but brightly stained with orange and yellow minerals...from Antarctica to Italy, spanning lava domes, crater lakes, open-vents, diffuse degassing, and Java |  | Dobretsov, N.L., Simonov, V.A., Kotlyarov, A.V., Kulakov, R.Yu., Karmanov, N.S. (2016) Physicochemical parameters of crystallization of melts in intermediate suprasubduction chambers (by the example of Tolbachik and Ichinskii Volcanoes, Kamchatka Peninsula) Russian Geology and Geophysics, 57 (7) 993-1015 doi:10.1016/j.rgg.2016.06.001 | Journal (article/letter/editorial) | | attention was paid to Tolbachik Volcano, but the main emphasis was placed on comparison between new data...active volcanic centers, including the Klyuchevskoi crater, parasitic craters, and numerous cinder cones,... Volcanic eruptions from the Ploskii Tolbachik crater and the volcanic apparatus on its southwestern...no more than 0.1 km3 (Belousov et al., 2015). The main stage (from the Krasnyi and Naboko cones) yielded...fragments of filiform lapilli. At the beginning of the main stage, many flattened plagioclase crystals and intergrowths |  | | Journal (article/letter/editorial) | | pyrite, the heat from the LIBS plasma might be the main driver of this reaction ([7], [8]); this could cause...TS subunits from a number of localities along the main breccia section, as well as from two distal more...coeval sandstone beds (15 km NE and 20 km SE of the main section, respectively), were prepared and searched...ejecta layer associated with a shallow marine impact crater [2]. The distribution of the shocked material within...ejecta that has been transported back towards the crater through water resurge. Whether the two distal localities |  | | Report (issue) | | Introduction 38 7.4.2 Caldera 39 7.4.3 Eastern Crater 39 7.4.4 North-western flanks 39 7.4.5 North-eastern...North-eastern flanks 41 7.4.6 Western flanks and old crater 41 7.4.7 Southern flanks 42 7.4.8 i\tlurulen 42...The geology and geothermal activity of 01 Kok.we Island 4.1 Introduction 18 4.2 Geology 18 4.3 Geothennal...Suguta Valley 156 15.4.3 Hot springs of Central Island 158 15.5 Furnarole condensates 158 15.5.1 Che1nical...J 2.2 South Tsland 118 12.3 Central Island 120 12.4 North Island 120 13 Petrology 13.l In troduction |  | | Journal (article/letter/editorial) | | Fujimura1, and M. Fujimoto1. 1 Japan Aerospace Exploration Agency, JAPAN. E-mail: yada@planeta.sci.isas...isas.jaxa.jp. 2Univ. of Tokyo, JAPAN. Introduction: Hayabusa spacecraft was launched in 2003 to try the...Argentina. Introduction: A new possible impact crater was discovered during routine flights by Mr. Jorge...s.l). It has 1.0 km in diameter. Results: The crater feature is a clear ring with a raised rim and a...at the top of the chain. The area all around the crater is full of radial and concentric fractures and |
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Main Crater, Iodake, Satsuma-Ioujima, Mishima village, Kagoshima District, Kagoshima Prefecture, Japan