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The AAPG/Datapages Combined Publications Database

Showing 3,218 Results. Searched 200,619 documents.

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The Truth Behind Microbes and Ooids

Search and Discovery.com

N/A

ABSTRACT Petrography and Micropore Systems of Mudrocks Concretions Nodules and Ash from Devonian Shales in Highland and Bath Counties Virginia, #90104 (2010)

Haynes John T.; Rose Timothy R.; Goggin Keith E.; Whitmeyer Steven J.; Walker Seldon M.

Search and Discovery.com

..., or pyrite framboids). We have also identified numerous submicron  micromoldic or microintraparticle pores that are spherical to cylindrical.    Euhedral...

2010

Quantitative Petrophysical AVO Error Analysis in a Layered Model

Search and Discovery.com

... to inversion errors. Using plane-wave AVO theory to invert spherical-wave data (Haase and Ursenbach, 2007), or using isotropic AVO theory to invert...

2013

Abstract: Textural and Diagenetic Controls on Pore Systems in the Cretaceous Eagle Ford Formation; #90310 (2017)

Ilaria Gaiani, Andrew C. Aplin, Chris H. Greenwell, Pablo Cubillas, Ruarri J. Day-Stirrat

Search and Discovery.com

... are interparticle, enclosed within the argillaceous and coccolithic matrix, whereas in most of the mature samples the pores present a more spherical...

2017

Abstract: Object Detection in SEM Images Using Convolutional Neural Networks: Application on Pyrite Framboid Size-Distribution in Fine-Grained Sediments;

Artur Davletshin, Lucy Tingwei Ko, Kitty Milliken, Priyanka Periwal, Wen Song

Search and Discovery.com

... widespread occurrence in sediments of all geological ages. The external spherical or spheroidal (ellipsoidal) form and the internal discrete...

Unknown

Abstract: The Anthraxolite Evolution and Vanadium Enrichment Mechanism of the Upper Ordovician in the Northern Qaidam Basin, Northwest China;

Chenglin Liu

Search and Discovery.com

..., Member c, Member d and Member e. Anthraxolite is mainly developed in the sandstone, limestone and phyllite of the O3tna. The spherical, flaky...

Unknown

Conceptual Geological Model about Hydrocarbon Flow Trough Fractures in Siliciclastic Sequences of the Chicontepec Formation; #41953 (2016)

Daniel E. Bolaños-Rodríguez, Manuel Cruz-Castillo, Adriana Acosta-Ángeles

Search and Discovery.com

... parallel to So (st_1, vertical stylolites) & f_1 (folding) 4 1 1 3 2 Plane attitud measurement (3D planes) Fracture thickness Spherical projections...

2016

Biotic and Abiotic Processes In the Formation and Diagenesis of Permian Dolomitic Stromatolites (Zechstein Group, NE England)

Edoardo Perri, Maurice E. Tucker, Mike Mawson

Journal of Sedimentary Research (SEPM)

...) Alternation of dolomicritic layers (labelled “m”) and granular layers. Note in part B the hollow spherical grains (white arrows). C) Close-up view...

2013

Quantifying Compaction, Pressure Solution And Quartz Cementation in Moderately-And Deeply-Buried Quartzose Sandstones from the Greater Green River Basin, Wyoming

W. Naylor Stone, Raymond Siever

Special Publications of SEPM

... is quartz overgrowth cement and averages 112 ranges from 0 26 7 Carbonate cements include poikilotopic which of total rock volume calcite spherical...

1996

Geology and Petrology of the Central Part of the Calera-Del Nido Block, Chihuahua, Mexico

Richard L. Mauger

AAPG Special Volumes

... and stains on the spherulite boundaries. The rock contains spherical secondary vesicles (0.1 mm in diameter) that are now filled with quartz. Although...

1981

Shallow-water Sporolithon rhodoliths from North Island (New Zealand)

Daniela Basso, Ronald Nalin, Campbell S. Nelson

PALAIOS

... and pebbles as suitable substrate, lead to the accumulation of spherical, fruticose, monospecific, nucleated, and internally compact rhodoliths. The observed...

2009

Regional Controls on the Formation of the Ancestral DeSoto Canyon by the Chicxulub Impact

Richard A. Denne, Robert H. Blanchard

GCAGS Journal

... the Continental Offshore Stratigraphic Test (COST) GE–1 well drilled closer to shore (Pinet and Popenoe, 1985b). Spherical glass beads interpreted...

2013

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