Direct Hydrocarbon Indications Using Seismic Amplitude Variations with Offset

William J. Ostrander

AAPG Special Volumes

... is not perfect and dry holes continue to be drilled on seemingly good bright spot anomalies. The basic problem is that bright spots and related phenomenon can...

3-D seismic Data in Delineating Productive Ismay Algal Mounds in Southern Paradox Basin, Utah, By, R.O. Louden, D.D. Lehman, W.E. Johnson and D.L. Edwards, Search and Discovery Article #40048 (2002)

Search and Discovery.com

Investigation of Possible Shallow Gas Accumulations Associated with Pockmarks on the Otago Slope Southeast of New Zealand

Jasper Hoffmann, Andrew Gorman, Gareth Crutchley

Petroleum Exploration Society of Australia (PESA)

... seismic survey. The 2D data, acquired by the University of Otago in 2017, show reduced amplitudes beneath the bright spots (as also observed...

Contrasting Abiotic and Biotic Processes in the Upper Barra Velha Formation at Iracema Field (Pre-Salt, Santos Basin); #51709 (2025)

Laís de Oliveira Ferreira, Michele Arena, Jane Nobre-Lopes, Josiane Plantz, Bruno Marques, Leonardo Borghi

Search and Discovery.com

...-stage calcite cements with dark brown to bright red concentric zoning; however, as this technique is not suited for identifying organic matter, it did...

Characterization of Seismic Anomalies using Converted Waves: A Case History from East Natuna Basin

Lotfi Ben-Brahim, Ronan Petton, Michel Couderc, Agus Djamhoer

Indonesian Petroleum Association

... scale is from 500ms to 3000ms. Figure 3. Enlarged portion of a conventional 3D line across a major bright-spot. The map on the corner displays...

Abstract: Real Time Deep Electrical Images, a Highly Visual Guide for Proactive Geosteering, by Roland Chemali, Michael Bittar, Bronwyn Calleja, Amr Lotfy, and Donald Hawkins; #90105 (2010)

Search and Discovery.com

Direct Evidence of Hydrocarbon Accumulations from Seismic Data

E. G. Selby

Indonesian Petroleum Association

... to where it is water filled. Such a high amplitude reflection is often referred to as a "Bright Spot". These strong reflections can best be seen...

Integrated Exploration Workflow for Maturing the Shallow Gas Play; #10595 (2014)

J. H. ten Veen, H. Verweij, G. de Bruin, K. Geel, and T. H. Donders

Search and Discovery.com

... of the fields can be determined. According to Kuhlmann and Wong (2008), these potential gas occurrences (or rather, their bright spot displays...

Seepage-Induced Magnetic Anomalies Associated with Oil and Gas Fields: Onshore and Offshore Examples, #80416 (2014).

Dietmar (Deet) Schumacher, Robert S. Foote

Search and Discovery.com

... spot origin (left) and magnetic bright spot origin (MBS) (right). o 60 9 ~ ,.. 4 ,... ' .000 '" <>-<> I U . OOO II < .s.ooo '¢- ,.. Ii...

Cathodolumenescence Spectra of Quartz as Provenance Indicators Revisited

Carita Augustsson, Annalena Reker

Journal of Sedimentary Research (SEPM)

... intensity of the two main emission centers in visible light at 470–490 nm and 600–640 nm. The results confirm a red, violet, or bright to medium blue...

Identifying and Appraising Coalgas Reservoirs

Creties Jenkins

PTTC

... and bark (bright material) - • Exinite from needles, leaves, resins (dull material) - Inertinite from oxidized materials (charcoal) Rank: A measure...

ABSTRACT: Sulfur Isotope Composition of Pyritic and Organic Sulfur in Lithotypes of the Herrin Coal, Illinois Basin

C.L.Chou, K.C.Hackley, C.L.Liu

The Society for Organic Petrology (TSOP)

..., Champaign, I 61820 L Coal lithotypes, including vitrain, bright banded coal, subbright banded coal, dull coal, fusain, and impure coal were separated...

ABSTRACT: Maceral and Elemental Abundances in Lithotype Separates from a Column of Herrin Coal, Illinois Basin

C. L. Chou

The Society for Organic Petrology (TSOP)

... on luster and type of banding. Vitrain: brightest layer, black, homogeneous Bright banded coal (BBC): bright, black, thinly laminated Subbright banded...

ABSTRACT: Petrography, Geochemistry, and Palynology of the Path Fork Coal Bed, Southeastern Kentucky

A.R. Hatton, J.C. Hower, C.T. Helfrich, J.D. Pollock, G.D. Wild

The Society for Organic Petrology (TSOP)

...ABSTRACT: Petrography, Geochemistry, and Palynology of the Path Fork Coal Bed, Southeastern Kentucky A.R. Hatton, J.C. Hower, C.T. Helfrich, J.D....

Paleozoic Stratigraphy of Four Corners Region, Utah, Colorado, Arizona, New Mexico: ABSTRACT

William Wyman Mallory

AAPG Bulletin

...) a transgressive phase composed of a basal sand (Tapeats-Ignacio) followed and overlain in turn by marine shales (Bright Angel-Ophir) and carbonates (Muav...

Seismic Stratigraphy of Early Pennsylvanian Morrowan Sandstones, Minneola Complex, Ford and Clark Counties, Kansas: DISCUSSION

Gary Grubitz

AAPG Bulletin

.... The five anomalies identified by Clark were (1) diffractions, (2) high-amplitude bright spots, (3) breaks in seismic continuity of the Mississippian...

Abstract: Petrography and Geochemistry of Late Cambrian Reservoirs, Tabei Uplift, Northern Tarim Basin, NW China, by Siyang Zhang, Hairuo Qing, Shaonan Zhang, and Qingyu Huang; #90175 (2013)

Search and Discovery.com

Shortwave Infrared Hyperspectral Imaging: A Novel Method For Enhancing the Visibility of Sedimentary And Biogenic Features In Oil-Saturated Core

Michelle Speta, Murray K. Gingras, Benoit Rivard

Journal of Sedimentary Research (SEPM)

...-blue-toned mudstone, while in Part B, bright sections of oil sand could easily be confused with equally bright mudstone. Fig. 6. Examples...

Color Blending on Spectral Decomposition Method for Delineating Geological Features

Garda Erlangga, Kahvi Afafa, Sudarmaji

Indonesian Petroleum Association

... by picking a horizon which cut a bright spot in inline 250. The reason of choosing the horizon was based on the assumption that bright spot usually indicates...

Depositional Setting, Determined by Organic Petrography, of the Middle Eocene Hat Creek No. 2 Coal Deposit, British Columbia, Canada

Fariborz Goodarzi, Thomas Gentzis

CSPG Bulletin

.... The deposit is divided into four main zones: A, B, C and D. Macroscopically, coal zones A and D appear bright and microscopically they are rich...

Lithology Discrimination through Elastic Inversion (Paper C5)

D. Ghosh

Geological Society of Malaysia (GSM)

... Through Elastic Inversion Paper C5 D. Ghosh* (Universiti Teknologi PETRONAS) Introduction Since the advent of Bright spot DHI bright spot technology...

Barremian Basin Floor Fan Complex: An Untested Gas Play within the Northern Pletmos Basin; #10234 (2010)

Jacques Roux and Anthea Davids

Search and Discovery.com

... bright anomalies overlying the Barremian unconformity (9At1). The 9At1 unconformity eroded an arenaceous shelf with a feeder point on the northern rim...

Petrography, Geochemistry, and Origin of Burial Diagenetic Facies, Siluro-Devonian Helderberg Group (Carbonate Rocks), Central Appalachians

S. L. Dorobek

AAPG Bulletin

... cements (interlayered bright and dull laminae), and then into nonzoned dull cement in basinward limestone. The regional distribution, stable isotopic...

Changes in Gold Composition and Gold-Associated Mineralogy with Time and Temperature at the Fort Knox Gold Deposit, Alaska - Abstract

R. J. Newberry, A. A. Bakke

Alaska Geological Society

..., and distinctively bright yellow. Although Maldonite is unstable below ~100°C and should unmix, the intergrowths present are far too coarse to represent unmixing...

Abstract: Coal seam fires: Properties of oxidative and thermally altered coals from Wuda Coalfield, Inner Mongolia, China

J. Kus

The Society for Organic Petrology (TSOP)

... the existence of micro-cracks, shrinkage cracks, often concentric, comma slits, serrated edges, micropores, very bright spots, holes/cavities, modified...