Deep Crustal Structure of the Northwestern Gulf of Mexico

Yosio Nakamura ,, Dale S. Sawyer , F. Jeanne Shaub, Kevin MacKenzie , Jurgen Oberst

GCAGS Transactions

... timed, uniform, and spatially dense source signals than the conventional explosive sources commonly used in seismic refraction surveys. The OBS, which...

Turquoise Found in Tras/Raub, Pahang

K. N. Murthy

Geological Society of Malaysia (GSM)

.... The turquoise was identified by X-ray diffraction and X-ray refraction methods. There were two varieties: (a) (b) a green variety which has a higher Cu/Zn...

Abstract: The Torngat Orogen of northern Labrador and its role in the evolution of northeast Laurentia

R. J. Wardle, B. Ryan

Atlantic Geology

.... A recent refraction seismic profile across the northern part of the orogen has revealed a pronounced crustal root beneath the orogen, possibly...

Geology and Oil-Gas Prospects of the Volyno-Podol Area

V. I. Yushkevich, E. S. Muravinskiy, V. A. Kotyk, V. M. Markovskiy, L. F. Berzhinskiaya

Petroleum Geology: A Digest of Russian Literature

... surveying (Lokachin swell); 9-probable uplifts in these same sediments based on refraction and gravity surveys; 10-probable barrier reefs in Silurian...

Abstract: Hydrocarbon Prospectivity of Rifted, Conjugate Margins of the Gulf of Mexico, Central Atlantic, and South Atlantic

Paul Mann

Houston Geological Society Bulletin

.... Within the framework of these concepts of upper and lower plates a comparison from geophysical seismic reflection and refraction data are used...

Abstract: Structural orientations, architecture, and timing of auriferous quartz veins associated with mesothermal saddle reef stockwork gold mineralization, The Ovens, Lunenburg County, Nova Scotia

Jason F. O’Connell, Clifford R. Stanley

Atlantic Geology

... exhibits distinctive refraction at fine- to coarse-grained bed contacts, and fan cleavage morphology occurs within the coarser grained beds. Geological...

Oil-Gas Prospects of the Lokosov Downwarp of West Siberia

U. G. Ishayev, B. V. Kornen, M. I. Kozlova, T. N. Sokolova

Petroleum Geology: A Digest of Russian Literature

... seismic sounding and refraction profiles should be made in the north half of the downwarp (these studies have already been made in the south half), and high...

Geochemical Characteristics of the Zhdanov Bank Field

V. S. Dragunskaya, A. M. Nadzhafov, V. F. Kam’yanov, V. K. Solodkov

Petroleum Geology: A Digest of Russian Literature

... of horizon X have greater density and higher indexes of refraction. Aromatic and naphthenic rings are present in greater amounts. See Table 4. Table 4...

Relationship of Structural Plans of the Sedimentary Cover and the Surface of the Basement of Eastern Cis-Caucasus

G. M. Geysherik, Yu. N. Shvemberger

Petroleum Geology: A Digest of Russian Literature

... refraction surveys. Results of these determinations are plotted in Fig. 1b in the form of a field of regression ΔH ⇄ Hb, analysis of which indicates...

Occurrence of Permo - Triassic Complex of Eastern Cis-Caucasus

N. T. Kopylov, N. A. Krylov, A. I. Letavin, G. N. Chepak

Petroleum Geology: A Digest of Russian Literature

... of the Vostochno-Mangyshlak downwarp. It shows up clearly in the seismic refraction data. In the platform cover of the Eastern Cis-Caucasus occur gentle...

Seismic Exploration in the Rockies - Some Reflections

John M. Parker

Rocky Mountain Association of Geologists

... for a field vehicle and some refraction instruments. When they got good reflections in their first work, they switched from refraction shooting to reflection...

ABSTRACT: Natural Constraints on Exploring Antarctica's Continental Margin, Existing Geophysical and Geological Data Basis, and Proposed Drilling Program, by John B. Anderson; #91038 (2010)

Search and Discovery.com

Abstract: Penyiasatan tapak dengan bantuan kaedah kerintangan geoelektrik (IN MALAY), Site Investigation with the Aid of Geoelectrical Resistivity Method

Abdul Ghani Rafek, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

... by refraction seismics. This layer was detected because its specific resistivity was different from the b'edrock itself as well as the Quaternary...

Abstract: Windowglass Hill…a tension vein array gold prospect in southwest Newfoundland

Mike Basha, George Smith, Jeff Morgan, Wayne Pickett

Atlantic Geology

... strain refraction and buffering against post-mineral strain events. The mineralization at Windowglass Hill is similar to that comprising many other...

Improvement of Methods and Ways of Increasing Effectiveness of Geological Exploration for Oil and Gas in the Irkutsk Amphitheater

E. A. Bazanov, I. A. Vereshchako, B. M. Frolov

Petroleum Geology: A Digest of Russian Literature

... drilling, continuous reflection and refraction profiles, and magnetotelluric sounding. Some deep seismic sounding must be provided. The second stage...

Extension Ratio Measurements on the Galicia, Portugal, and Northern Biscay Continental Margins: Implications for Evolutionary Models of Passive Continental Margins: Tectonic Processes: Model Investigations of Margin Environmental and Tectonic Processes

P. Chenet, L. Montadert, H. Gairaud, D. Roberts

AAPG Special Volumes

... al, 1981, A seismic refraction and reflection study of the continent-ocean transition beneath the northern margin of the Bay of Biscay: London...

Structure of the Basement and Intermediate Complex of the Salym Oil Region

A. G. Boyar, G. B. Golionko, G. B. Rogozhnikov

Petroleum Geology: A Digest of Russian Literature

... on refraction profiles. 1-Fault zone; 2-structure contours on the surface of the basement; 3-deep step-out wells; 4-refraction profiles: a-completed, b...

Deep Structure of North Ust-Urt Based on Seismic Studies

Zh. S. Turemuratov

Petroleum Geology: A Digest of Russian Literature

... and 400-450 m, respectively. See Fig. 4. Depth to basement according to seismic refraction data is from 6.5 to 10 km. Figure 4. Seismic profile I-I...

Systematic Variations in the Geochemical Properties of Oils in the Sub-Salt Sediments of the Peri-Caspian Depression

O. I. Serebryakov

Petroleum Geology: A Digest of Russian Literature

... in the eastern part of the depression, based on reflectance, nature of its polarization, and index of refraction, corresponds with the MK1-MK2 (long-flame...

Geology of the Frasnian Salt Formations of the Dnieper-Donets Depression

N. I. Galabuda

Petroleum Geology: A Digest of Russian Literature

... of seismic refraction profiles; 5-large faults. The distribution of thicknesses of the Frasnian salt formation is marked by a linearity associated...

Preparation of Thin-Sections of Unconsolidated or Friable Sediments: NOTES

J. P. Dobell, D. P. Day

Journal of Sedimentary Research (SEPM)

... and has an index of refraction of 1.568. According to the Product and Engineering Guide put out by the Minnesota Mining and Manufacturing Company...

High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia

Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree

Indonesian Petroleum Association

... difficulties for conventional raybased reflection travel-time tomography. Figure 3 - Initial velocity and refraction energy penetration analysis (Depth...

Structure of the Sub-Salt Sediments of the Peri-Caspian Synclize

A. V. Yegorkin, N. M. Chernyshev, V. N. Belokopytov, E. G. Danilova, V. F. Kolomiyets

Petroleum Geology: A Digest of Russian Literature

... of interfaces and values-of interface and formational velocities (kmps) from deep seismic sounding and refraction surveys; l-deep faults, m-other faults...

Oil and Gas Prospects of the Tagil Mega-Synclinorium

L. V. Sharonov, L. A. Korneva, A. S. Flaass, A. G. Solodkin

Petroleum Geology: A Digest of Russian Literature

... anticlines that are favorable for oil and gas (1 - Tamu-N′er, 2-Chernoparmin, 3 - Khal’yu-Chakur, 4-Petrov, 5-Svyatogor); g-recommended refraction...

Litho-Stratigraphic Complexes of the Sub-Salt Sediments of the Southwest Part of the Peri-Caspian Depression

A. Ya. Brodskiy, I. A. Mitalev

Petroleum Geology: A Digest of Russian Literature

... of basement based on refraction and magnetics; sediments: 4 - salt-dome, 5-largely clays, 6-clastics, 7-shelf carbonates with extensive bioherms...