 | | Report (issue) | | 1989. (200) E no.l741-D GEOCHEMISTRY VIRGIN ISLANDS--SAINT THOMAS. McHugh, John B. Analytical results...Virgin Islands and K-Ar ages for seven rocks from St. John and St. Thomas, U.S. Virgin Islands. [Denver...deep-sea sediments in the northern Cook Islands, Central Line Islands and adjacent high seas : cruise report...Areas, 1989. 537 qC655cr no.125 PRECIOUS CORALS KIRIBATI. Harper, John R. Offshore survey for deepwater...deepwater precious corals in the Gilbert Islands, Kiribati, 20-29 January 1988. Suva, Fiji : Committee for Co-ordination |  | | Report (issue) | | study areas visited are located in the Hawaiian, Line, and Phoenix Archipelagoes, and in the Mid-Pacific...basaltic and differentiated lava hyaloclastite and tuff, and phosphatized calcarenite and chalk, or loose...2 seamounts is similar to that of the Hawaiian Islands-Emperor Seamounts chain and to that of other central...submarine volcanic edifices in the northern Line Islands Archipelago and in the Mid-Pacific Mountains...volcanic edifices south of Johnston Island in the Line Islands Archipelago and Titov Seamount southeast of |  | | Journal (article/letter/editorial) | | C I E T Y O F A M E R IC A EIJSTATIC BENCH OF ISLANDS OF THE NORTH PACIFIC 1 BY CHESTER K. WENTWORTH.......................... 531 Tabulation of the islands..................................................org on August 1, 2015 522 EUSTATIC BENCH OF ISLANDS OF NORTH PACIFIC I n t r o d u c t io n Daly2...above mean sealevel exists on all of the volcanic islands of the Hawaiian chain, without exception Every... Jarvis, Washington, Howland, and Baker islands of the Line group. Shortly before the present paper was |  | | Report (chapter) | | 22, 2015 Chapter 15 The rock coasts of oceanic islands COLIN D. WOODROFFE School of Earth and Environmental...be subducted into ocean trenches. Most of the islands that occur on these oceanic plates are basaltic...migrates. In tropical reef-forming seas, volcanic islands are usually protected by coral reefs, and undergo...Darwin. Linear island chains comprise volcanic islands at successive stages in the progression from volcano...early stages once eruption has ceased, and older islands are conspicuously dissected by fluvial action, |  | Hein, James R., Ahn, Jung-Ho, Wong, J.C., Kang, Jung-Keuk, Smith, V.K., Yoon, Suk-Hoon, d'Angelo, W. M., Yoo, Sang-Ok, Gibbs, A.E., Kim, Han-Joon, Quinterno, P.J., Jung, Moon-Young, Davis, A.S., Park, Byong-Kwon, Gillison, J.R., Marlow, M. S., Schulz, M.S., Siems, D.F., Taggart, J.E., Rait, Norma, Pickthorn, L.G., Malcolm, M.J., Kavulak, M.G., Yeh, Hsueh-Wen, Mann, D. M., Noble, M.A., Riddle, G.O., Roushey, B.H., Smith, Hezekiah (1992) Geology, geophysics, geochemistry, and deep-sea mineral deposits, Federated States of Micronesia; KORDI-USGS R.V. Farnella Cruise F11-90-CP. Open-File Report Vol. 1992 (92-218) US Geological Survey doi:10.3133/ofr92218 | Report (issue) | | the arc (inner trench wall, summit, and summit islands) are metamorphic rocks of greenschist and amphibolite...long and has a summit platform supporting several islands: Ulithi Atoll, Fais Island, and Woleai Atoll; several...area. Each airgun line number is followed (in parentheses) by the direction of the line shown in the figures...means the line is presented with north on the left and south on the right. The 3.5 kHz line orientations...captions. Pali Seamount was crossed by lines 1-3. On LINE 1 (S-N; Figs. 4, 24, 25) the sediment thickness |  | Hein, J.R., Schwab, W.C., Foot, D.G., Masuda, Yoshio, Usui, Akira, Davis, A.S., Fleishman, C.L., Barna, D.L., Pickthorn, L.G., Larson, D.A., Ruzzi, Peter, Benninger, L.M., Gein, L.M. (1987) Farnella Cruise F7-86-HW, cobalt-rich ferromanganese crust data report for Karin Ridge and Johnston Island, Central Pacific. Open-File Report Vol. 1987 (87-663) US Geological Survey doi:10.3133/ofr87663 | Report (issue) | | basalt, mudstone, limestone, phosphorite, siltstone-tuff (Tables 2, 3). Thick crusts occur on all rock types...Karin Ridge is the northwest terminus of the Line Islands Ridge. The sinuous crest of the ridge varies...crusts from Necker Ridge and seamounts in the Line Islands: Marine Geology, v. 69, p. 25-54. Hein, J.R...86-433, 137 p. Figure Captions Figure 1. Track line and location map of Karin Ridge and Johnston Island...mile Exclusive Economic Zones of the Hawaiian Islands and Johnston Island. Isobaths are in fathoms and |  | | Report (issue) | | PETROLOGY OF BASALTIC ROCKS FROM THE MARSHALL ISLANDS by Alice S. Davis 1 , William C. Schwab2 and Janet...seamounts, guyots, atolls, and islands in the Ratak chain of the Marshall Islands on the U.S. Geological Survey...of heterolithologic tuff breccia and loose angular pieces of hawaiite. The tuff breccia consists of poorly...with broken clinopyroxene crystals, in a zeolite tuff matrix. The great abundance of vesicles and vesicular...(~100/j) of oxidized titanomagnetite. Iron oxides line all fractures. The alkalic basalt is represented |  | | Journal (article/letter/editorial) | | deposit, and Au mineralization mainly occurs in the tuff. The results also demonstrate that mantle plume...crusts of 13 seamounts in the central Pacific (Line Islands Ridge, Midpacific Mountains) and the west Pacific...Ridge, Mid-pacific Mountains, Hawaiian Islands Chain and Line Islands Ridge. Most of linear volcanic chains...and acid volcanic rocks with interbedding tuff, sediment-tuff, mudstone and siliceous rocks, the major |  | | Report (issue) | | siltstone 53 54 55 fossiliferous 56 limestone; tuff 57 58 black shale 59 60 61 Host Formation or Complex...1989 At least 2 phosphatic beds present in the tuff; 1.2 m and 0.95 m thick, respectively. High probability...enrichment? apatite 229 Canada Ontario Manitou Islands Complex Magmatic, carbonatite/alkalic 230 Canada...1989 apatite-plagioclase rock (metamorphic felsic tuff); phosphatic dolomite; calc497 silicate Amphibolite...residual enrichment phosphatic limestone Ionian Islands Cephalinia (Cephalonie) Marine chemical sediment; |  | | Book (edition) | | different hierarchies: Hawaii BZ East Pacific Ocean Islands Polynesia United States All three BZ broader terms...Chondrostei NA Holostei NA Teleostei UF @ Adelaidean Islands Adalia use Antalya Adamawa Administrative region...Adzhar Adzharia BT Georgian Republic USSR Aegean Islands In 1981, broader term changed from Greece to Mediterranean...region. BT Mediterranean region SA Greek Aegean Islands Between Greece on the W and Tur- Admire Village...Mediterranean Mediterranean Sea SA Greek Aegean Islands aegerine use aegirine Aegina Town and island in |  | | Report (volume) | | geology of north and central Malaita, Solomon Islands: the thickest and most accessible part of the world's...exposures of basaltic basement in the Solomon Islands (Fig. 1), notably in Malaita, Santa Isabel and...exposures of the OJP basement rocks in the Solomon Islands are found on the remote island of Malaita (Fig...Drilling at this site penetrated 337.7 m of tuff and lapilli tuff, before the site had to be abandoned through...References BANERJEE, N.R. & MUEHLENBACHS, K. 2003. Tuff life: Bioalteration in volcaniclastic rocks from |  | | Journal (article/letter/editorial) | | This Mesozoic(?)age basin, between the Marshall Islands and the Mariana Trench, is subdivided into three...a n a T r e n c h to the west and the Marshall Islands to the east. This basin is defined by the Japanese...Keoki'" ship track (thin solid line), M-25 magnetic anomaly [2] (thick solid line) and selected DSDP sites...and 7. The location of the line drawing in Fig. 5 is shown by dashed line above ship track. DSDP sites...in lower two thirds of seclion, occasional ash or tuff layer -- ~ - 400 E ~~ ~ o= ®E o ¢Cm® 57----520-- |  | | Journal (article/letter/editorial) | | rocks, the arrangement of the different types of islands conforms to a pattern which suggests that yulcanicity...Zone. This paper is concerned primarily with the islands of the Nepheline-bearing Zone which include the...Samoan, Cook, and Austral groups. In this zone the islands commonly form chains trending WNWESE, which are...long and would trend approximately WNW-ESE. The islands at its western end would be atolls, built entirely...calcareous rock ; eastwards these would be succeeded by islands of the type, called " almostatolls " by the late |  | | Report (issue) | | time interval and involved the of the Sunshine Peak Tuff, a 23.1-Ma, composi- shallow circulation of large...SunAeromagnetic and gravity data collected over shine Peak Tuff. However, more localized and in- the Lake City caldera...over 1,200 sediment cores and associated 18,000 line km of high-resolution seismic reflection profiles...Clausthal/Ministry of Technology/------ Midpacific Mountains, Line Islands. German National Science Foundation Sep. '82...Survey-------------------- Midpacific Mountains, Line Islands. (Pacific Branch) July '84 ---- Kana Keoki ---- |  | Santos, Anderson C., Geraldes, Mauro C., Siebel, Wolfgang, Mendes, Julio, Bongiolo, Everton, Santos, Werlem H, Garrido, Thais C. V., Rodrigues, Sergio W. O. (2019) Pleistocene alkaline rocks of Martin Vaz volcano, South Atlantic: low-degree partial melts of a CO2-metasomatized mantle plume. International Geology Review, 61 (3) 296-313 doi:10.1080/00206814.2018.1425921 | Journal (article/letter/editorial) | | chain of the Vitoria-Trindade ridge towards two islands in the easternmost part 1200 km away from the Brazilian...the Brazilian coast, several seamounts and two islands are physiographic features of the ocean floor....VitoriaTrindade Ridge composed of several seamounts and two islands yielding progressively younger ages eastward (Santos...geochemical signature of alkalibasalts of other ocean islands. The ages of the volcanoes and seamounts become...studies of Sm, Nd, and Pb on Trindade and Martin Vaz islands showed that the upper mantle was the main source |  | | Book (edition) | | Term. Each candidate Term was then searched on¬ line, to determine how and how often it occurred in GeoRef...of Aleutian Islands SW of Alaska Peninsula. BT Alaska BT United States SA Aleutian Islands Adalia use...UF Adzharia BT Georgian Republic BT USSR Aegean Islands In 1981, broader term changed from Greece to Mediterranean...region. BT Mediterranean region SA Greek Aegean Islands Aegean Sea Between Greece on the W and Turkey...Mediterranean BA Mediterranean Sea SA Greek Aegean Islands aegerine use aegirine Aegina Town and island in |  | | Journal (article/letter/editorial) | | using table 2 of Dalrymple [44]. stone, chert, and tuff, which is overlain by Tertiary pelagic clay and...Wilson's [24,25] hypothesis--that the Hawaiian Islands and other parallel, WNW-trending island chains...Macdonald Seamount, and that the Tuamoto (WNW) and Line Islands (NNW) were formed by a hotspot presently beneath...for the last 70 Ma was the elimination of the Line Islands, which are substantially older than and not...from the WNW-trending chains (omitting the Line Cross Islands) and the Emperor pole (17°N, - 107°E) [27] |  | Hein, James R, Hsueh-Wen, Yeh, Gunn, Susan H, Gibbs, Ann E, Chung-ho, Wang (1994) Composition and origin of hydrothermal ironstones from central Pacific seamounts. Geochimica et Cosmochimica Acta, 58 (1) 179-189 doi:10.1016/0016-7037(94)90455-3 | Journal (article/letter/editorial) | | by 125 km and is located in the north-central Line Islands (Fig. 1). The age is unknown but, based on regional...northern terminus of the northwest trending Line Islands Ridge and is a long narrow volcanic ridge measuring...seamount complex at the western margin ofthe Marshall Islands Exclusive Economic Zone (Fig. I: HEIN et al., 1990~)...Johnston Island Ridge) consists of phosphatized tuff, tuffaceous siltstone, and breccia boulders and...aluminosilicate minerals (Ti, Al, Si, Na). The regression line on plots of *‘Sr/*%r vs. aluminosilicate elements |  | | Book (volume) | | Volcanic Chains ...................... C. Caroline Islands .................................... D. Islas Revillagigedos...Seamount Chain ........................... B. Line Islands ....................................... C. Louisville....... D. Geology of the Offshore and Galapagos Islands ........ III. Correlation and Geological History... Contents xi Chapter 8. The Sea of Okhotsk-Kuril Islands Ridge and Kuril-Kamchatka Trench Helios S. Gnibidenko...the Sea of Okhotsk ............. III. The Kuril Islands Ridge and Kuril-Kamchatka Trench. . . . . A. Introduction |  | Sand, L. B., Mumpton, F. A. - Eds. (1978) Natural Zeolites - Occurrence, Properties, Use - A selection of papers presented at Zeolite, 76, an International Conference on the Occurrence, Properties, and Utilization of Natural Zeolites, Tucson, Arizona, June 1976. Pergamon Press, Oxford. | Book | | Eastern Coastal Rnage, Taiwan H.J.Lo Zeolites in Tuff Beds of the Miocene Waitemata Group, Auckland Province...of infancy, n1ore than 300 ,000 tons of zeolitic tuff is currently mined each year in the United States...zeolites making up a substantial portion of Eocene tuff beds in the Uintah Basin of Colorado, Wyoming, and...in 1876 by Loew, who described chabazite from a tuff bed near Bowie, Arizona, site of current zeolite...of New Zealand, Sudo's work (1950) on the Green Tuff zeolites in Japan , the several Russian articles | | | Journal (article/letter/editorial) | | the Mesozoic formations of Amami-Oshima, Ryukyu Islands. Especially, the Yuwan Formation belonging to the...situation of present area may have been oceanic islands or sea mounts during the late Jurassic to early...Camptonite sheet in allochtone block. Sl; slate, tf; tuff, ch; chert, and 1st; limestone. Slate at the extreme...camptonite. Symbols are the same as those in Fig. 5. Line indicates R3++R2+=1. Fi g. 7. in camptonite. sector...camptonite. Sym bols are the same as those in Fig. 5. Line indicates (Fe2++Mn+Mg)+Ti=1. 奄 美 大 島 の ラ ン ヅロ |  | | Report (issue) | | A., and Paine, J. G., 1985, Beach and vegetation-line changes at Galveston Island, Texas; Erosion, deposition...of the Green and North Fork Toutle Rivers. Dashed line at base of exposures is limit of talus. became...where the velocity of nonwelded to partly welded tuff ranges from 2,500 to 4,000 m/s, and that of unconsolidated...and the possible induration of mixed deposits of tuff and unconsolidated pyroclastic debris, we selected...Northeast; in the second part, the Wineglass Welded Tuff (Williams, 1942) deposited only locally on the north |  | | Report (issue) | | widespread units of the Cenozoic section in the islands of the open Pacific is a series of limestones assigned...from Palau and the Mariana Islands on the northwest through the Marshall Islands (Eniwetok) to Fiji and Tonga... 1950, 1957a, 1957b, 1960). In almost all the islands the limestones are dense and crystalline. Foraminifera...identified. Dashed line marks structural boundary of the Pacific Basin (andesite line). Islands shown include...is row devitrified and dark brown. Fragments of tuff are rare. There appears to be a large and varied |  | | Report (issue) | | areas of rhyolitic tuff in the Winston, N.Mex., area were mapped by C. H. Maxwell. The tuff has been altered...upper part of the Wallace Formation conwater-laid tuff. This rock unit was mapped as early sisting of carbonate...fardeposit. The surface geology is deceptive. The tuff ther west. Some of the sedimentary breccia deposits...amounts of copper, lead, and zinc, sides of the tuff unit are bounded by intersection all of which suggest...alteration at Bingham, Utah basin to preserve the tuff beds." The geologic evidence showing that the PrecamChemical |  | | Report (issue) | | widespread units of the Cenozoic section in the islands of the open Pacific is a series of limestones assigned...from Palau and the Mariana Islands on the northwest through the Marshall Islands (Eniwetok) to Fiji and Tonga... 1950, 1957a, 1957b, 1960). In almost all the islands the limestones are dense and crystalline. Foraminifera...identified. Dashed line marks structural boundary of the Pacific Basin (andesite line). Islands shown include...is now devitrified and dark brown. Fragments of tuff are rare. There appears to be a large and varied |
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