Lithified Sediments Dredged from the Central North Fiji Basin

Murray R. Gregory, James V. Eade

Circum Pacific Council Publications

...). sedimentary rocks are considered indicative of In the samples examined there was never any in­ hydrothermal activity across the North Fiji dication...

ABSTRACT: THE TERMINAL CRETACEOUS MANSON IMPACT STRUCTURE OF IOWA AND ITS POSSIBLE INFLUENCE ON K/T EVENTS IN THE WESTERN INTERIOR OF NORTH AMERICA

Brian J. Witzke, Raymond R. Anderson, Iowa Department of Natural Resources, Geological Survey Bureau, Iowa City, IA -

North Dakota Geological Society

..., and many are modified by early postimpact hydrothermal alteration (Crossey and McCarville, 1993). The CCBs overlie relatively...

Age of Plutonic Basement Rocks, Santa Cruz Island, California

James M. Mattinson, Dawn J. Hill

Pacific Section of AAPG

.... 1889-1906. Krogh, T. E., 1973, A low contamination method for hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations...

Geothermal Prefeasibility Studies in Honduras

Wilmer Flores

Circum Pacific Council Publications

... hydrothermal system originating in the metamorphic basement where tempera- Geothermal Prefeasibility Studies in Honduras 261 tures range from 200°C to 210...

Mineral-Energy Resources in the Dominican Republic

Francisco J. Amezquita

Circum Pacific Council Publications

... of hydrothermal alteration along the well. Unfortu­ nately, the well had to be suspended due to problems penetrat­ ing the rocks and also with problems...

Experimental Silicification of the Tree Fern Dicksonia Antarctica at High Temperature With Silica-Enriched HO Vapor

Sashima Läbe, Carole T. Gee, Chris Ballhaus, Thorsten Nagel

PALAIOS

... of the moist early Permian forest soil, or liberated by hydrothermal activity driven by the volcanic center of the Zeisigwald Caldera. The best conductors...

Sepiolite from Kramat Pulai, Perak

Aw Peck Chin

Geological Society of Malaysia (GSM)

...-calcium limestone users. The reported meerschaum is believed to be formed by hydrothermal activity. INTRODUCTION Kramat Pulai area has a long history...

Late Cenozoic Geology and Mineralization of Northern Thailand: Analogy with the Great Basin, Western United States of America

Andrew Mitchell, Werapon Jantaranipa

Circum Pacific Council Publications

... meteoric waters and occasionally accompanied by hydrothermal exhalative deposits. (Guild, 1980) Precipitation of minerals was related to a rise...

Basin Development and Uplift at an Oblique-Slip Convergent Margin: Nias Island, Indonesia

M. A. Samuel, N. A. Harbury

Geological Society of Malaysia (GSM)

....!..b~ m~t __ _ (1) Formation & hydrothermal alteration of oceanic crust and mantle I = Ophiolitic basement, n = Oligocene-Lower Miocene deep marine...

FRONTMATTER: Transactions

Circum Pacific Council Publications

... for Reliable But Inexpensive Monitoring Techniques. Servando De la Cruz-Reyna 44-Mineralization Associated with Volcanic-Related Hydrothermal Systems...

Heat Flow Regime and Implications for Oil Maturation and Migration in the Offshore Northern Carnarvon Basin

M. G. Swift, H. M. J. Stagg, D. A. Falvey

Petroleum Exploration Society of Australia (PESA)

... millidarcy is required for thermal convection. In general, high geothermal gradients and large permeabilities favour the occurrence of hydrothermal...

ARCHEAN AND PROTEROZOIC GRANTOIDS OF THE HAWLEY MOUNTAIN AREA, BEARTOOTH MOUNTAINS, MONTANA

W. Bruce Lafrenz, Robert D. Shuster, Paul A. Mueller, Donald R. Bowes

Montana Geological Society

... for hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations. Geochim. Cosmochim. Acta, v 37, pp. 485-494...

Plate Tectonic Contraints for Hydrocarbon Formation in the Niobrara Formation

Stan Keith, Monte Swan, John Horne

Unconventional Resources Technology Conference (URTEC)

... catastrophically in the form of magmatism and associated high energy hydrothermal reactions with the magmatism in the mid-crust. The surface product...

Geology and Mineralization in the Marysvale Mining Area, West-Central Utah1

T. A. Steven, C. G. Cunningham, P. D. Rowley

Utah Geological Association

..., and in marginal tongues of landslide breccia. Some of the uranium responsible for these anomalies may have been derived from the hydrothermal...

Japan's Geothermal Resources

Yuzaburo Yoshimura

Circum Pacific Council Publications

... is drawn on a scale of 1:200,000 shows the areas broken down into six classifications-areas of three types of hydrothermal convection systems (related...

Sandstone Architecture and Classification

New Orleans Geological Society

... hydrothermal Formation water migrates through rocks in response to fluid pressure gradients of various origins including: hydrostatic head density...

Exploring the Norwegian Atlantic Margins: Møre and Vøring Basins

Bent Kjølhamar, Jan Langhammer, Nick Woodburn, Reidun Myklebust, Simon Baldock, TGS

GEO ExPro Magazine

... to the right (east), before the line passes the ‘Middle Dome’ and into the rugged surface where hydrothermal vent systems and shallow sill intrusions...

Introduction to Polar Wandering and Continental Driff

Arthur C. Munyan

Special Publications of SEPM

... or may future of coherent subsequently shown to be easily recalled in connection with evolution organic origin of petroleum hydrothermal...

An Extension of the Rose Dome Intrusives, Kansas

W. H. Twenhofel , Bernard Bremer

AAPG Bulletin

... City from their first discovery seem to have been correctly interpreted as having developed through hydrothermal action arising from the presence...

Petrology and Geochemistry of MVT Deposits in the Southwest Davis Zinc Field, Arbuckle Mountains, Oklahoma, U.S.A.

Jay M. Gregg, Natalie E. Gentry, Kevin L. Shelton

Oklahoma City Geological Society

... zones. As the ore hydrothermal system waned, the relative importance of local brines within the carbonate section increased and resulted in precipitation...

SmartTensors: Unsupervised and physics-informed machine learning framework for the geoscience applications

Bulbul Ahmmed, Velimir V. Vesselinov, Maruti K. Mudunuru

International Meeting for Applied Geoscience and Energy (IMAGE)

... signature are shown in the bottom row. The figure demonstrates that NMFk can find hydrothermal systems even though data are sparse. Second International...

Depositional History and Origin of Porosity in a Miocene Carbonate Platform of Central Luconia, Offshore Sarawak

Valentina Zampetti, Wolfgang Schlager, Jan-Henk van Konijnenburg, Arnout-Jan Everts

Geological Society of Malaysia (GSM)

... Blocky calcite cement in primary pores burial 7 Pressure solution burial 8 Pervasive leaching hydrothermal 9 Calcite and fluorite...

Energy and Mineral Resources of Utah; Frontmatter

M. Lee Allison, Sharon Wakefield

Utah Geological Association

.... Holloway and Erich U. Petersen 83 Thermal and chemical evolution of hydrothermal fluids at the Ophir Hill mine, Ophir District, Utah. Paula N. Wilson...

Oxygen Isotope Geothermometry of Diagenetically Altered Shales

Eric V. Eslinger, Samuel M. Savin, Hsueh-Wen Yeh

Special Publications of SEPM

... the altered volcanic rocks of the active hydrothermal region at Broadlands New Zealand were used to investigate isotopic equilibration and to serve as a basis...

Nd Isotopic Composition of Early Paleozoic Oceans: Testing Global Models of Paleogeography and Paleoceanography

Cynthia A. Wright, Christopher R. Barnes, Stein B. Jacobsen

Pacific Section SEPM

.... The source input of Sm and Nd into the marine realm is continental in origin. Hydrothermal input is negligible with respect to REE (Piepgras...