Probabilistic inversion for interpretation of a stratigraphic sequence in a poorly resolved unconventional reservoir

Evan Mutual, Irina Berezina, Ask Jakobsen, Bill Goodway, Wendell Pardasie, Bob Riopel

International Meeting for Applied Geoscience and Energy (IMAGE)

... clay siltstone and a phosphatic siltstone. Below the Montney, we have the Belloy formation, which contains a tight and a porous sandstone facies...

Marine Oil Shale, Source of Oil in Playa Del Rey Field, California

Harold W. Hoots , A. L. Blount , P. H. Jones

AAPG Bulletin

.... These nodules are highly phosphatic and are associated with thin, discontinuous tan-colored beds and laminae of the same composition. As is shown...

Ostracoda of Cretaceous-Tertiary Contact Sections in Central Texas

Rosalie F. Maddocks

GCAGS Transactions

... at the base of the Littig Member is erosional, with a scoured and burrowed surface. Numerous clay clasts, bored phosphatic pebbles, fish teeth...

Kern Front Oil Field, Kern County, California

Everett C. Edwards

AAPG Special Volumes

... or hackly fracture surfaces. This member contains casts of Macoma kerica, Cryptomya, et cetera, and black, phosphatic pellets, nodules, and charcoal...

Synsedimentary Diagenesis of Cambrian Peritidal Carbonates: Evidence from Hardgrounds and Surface Paleokarst in the Port au Port Group, Western Newfoundland

Nancy Chow, Noel P. James

CSPG Bulletin

...-vertical cracks, and truncate underlying skeletal grains. Sand- and gravel-sized micritic intraclasts, as well as glauconitic and phosphatic grains...

Second Venezuelan Geological Congress, San Cristobal, April 1-7, 1938: Abstracts: GEOLOGICAL NOTES

H. D. Hedberg

AAPG Bulletin

...): The Geology of the Island Gran Roque and Its Phosphatic Deposits. Gran Roque is situated at the extreme north of the archipelago Los Roques and lies about...

Introduction to AAPG Studies in Geology #37, Source Rocks in a Sequence Stratigraphic Framework: Chapter 1

Barry J. Katz, Lisa M. Pratt

AAPG Special Volumes

... enriched horizons and associated lithofacies (phosphatic shales and carbonaceous marls) are diachronous across the depositional basins. His work shows...

The Sequence Stratigraphy of Transgressive Black Shales: Chapter 4

Paul B. Wignall, James R. Maynard

AAPG Special Volumes

... Special Publication, v. 42, p. 71-108. Heckel, P.H., 1977, Origin of phosphatic black shale facies in Pennsylvanian cyclothems of Mid-Continent North...

Sedimentology and Petrophysical Character of Cretaceous Marine Shale Sequences in Foreland BasinsPotential Seismic Response Issues

W. R. Almon, Wm. C. Dawson, F. G. Ethridge, E. Rietsch, S. J. Sutton, B. Castelblanco-Torres

AAPG Special Volumes

.... 251256.Heckel, P. H., 1977, Origin of phosphatic black shale facies in Pennsylvanian cyclothems of mid-continent North America: AAPG Bulletin, v. 61...

Subsurface Geology of Iowa (Lower Mississippian) Series in Illinois

J. Norman Payne

AAPG Bulletin

...-bearing shale which averages about 100 feet in thickness. A calcareous sandstone containing phosphatic nodules occurs locally at the base of the shale...

An allostratigraphic correlation of Lower Colorado Group (Albian) and equivalent strata in Alberta and British Columbia, and Cenomanian rocks of the Upper Colorado Group in southern Alberta

Xavier Roca, Jessica R. Rylaarsdam, Heng Zhang, Bogdan L. Varban, Chad F. Sisulak, Kim Bastedo, A. Guy Plint

CSPG Bulletin

...-enriched phosphatic lags which give a characteristic highly radioactive log signature. An absence of benthic fauna and high organic content indicate...

Geology of Wind River Mountains, Wyoming

E. B. Branson , C. C. Branson

AAPG Bulletin

... of the formation is 400-500 feet. Fossils are rarely seen, but phosphatic brachiopods were found in a dolomite and trilobites and hyolithids in a siltstone near...

Petrography and Origin of the Silurian Rochester and McKenzie Shales, Morgan County, West Virginia

Robert L. Folk

Journal of Sedimentary Research (SEPM)

.... The small intraclasts form subequant grains 0.5 to 2 mm long, and may consist of homogeneous micrite, abraded biomicrite, dolomitic limestone, phosphatic...

A Reconnaissance Survey of the Relationship between Clay Mineralogy and Geological Environment in the Negev (Southern Israel)

Yaacov K. Bentor , Wolf Bodenheimer , Lisa Heller

Journal of Sedimentary Research (SEPM)

... carbonate (by chemical analysis). (d) Dolomitic clays contain more than 10 percent calcium-magnesium carbonate (by chemical analysis). (e) Phosphatic clays...

U-Pb zircon ages of volcanic ashes integrated with ammonite biostratigraphy, Fernie Formation (Jurassic), Western Canada, with implications for Cordilleran-Foreland basin connections and comments on the Jurassic time scale

Dinu I. Pană, Terence P. Poulton, Larry M. Heaman

CSPG Bulletin

... (Pliensbachian) and an equivalent ash layer in the Lower Fernie phosphatic shale. Detrital zircon spectra from the Bathonian Gryphaea Bed silty limestone...

Glauconitization of Rhyolite Sand Grains

Richard W. Ojakangas , W. D. Keller

Journal of Sedimentary Research (SEPM)

... glauconite (G) has replaced part of the phosphatic material. Plain light. End_Page 88------------------------- 1957) the test is filled with fine...

A New System for the Cataloguing and Storage of Sedimentary Rocks Based on Lithologic and Genetic Characteristics

J. E. BEVER, W. D. MARTIN

Journal of Sedimentary Research (SEPM)

...------------------------ 442 2. Siliceous limestone, porcellanite, and chert 443 3. Sideritic limestone, sideritic porcelanite, siderite 444 4. Phosphatic...

Petrology of the Paleocene-eocene Aquia Formation of Virginia, Maryland, and Delaware

John W. Drobnyk

Journal of Sedimentary Research (SEPM)

.... 587-603. ADAMS, J. K., GROOT, J. J., AND HILLER, N. W. JR., 1961, Phosphatic pebbles from the Brightseat Formation of Maryland: Jour. Sedimentary Petrology...

Quantitative Determination of Calcite-dolomite-apatite Mixtures by X-ray Diffraction

S. H. Bromberger, John B. Hayes

Journal of Sedimentary Research (SEPM)

.... Mineralogist, v. 42, p. 23-29. End_of_Record - Last_Page 361------- During detailed study of the phosphatic basal Maquoketa Formation...

Broken Arrow Coal and Associated Strata, Western Rogers, Wagoner, and Southeastern Tulsa Counties, Oklahoma: GEOLOGICAL NOTES

Malcolm C. Oakes

AAPG Bulletin

... containing phosphatic nodules. North of Verdigris River the interval is so thick that all of it is not exposed in most strip pits, but judged from...

Paleozoic Formations Near Cody, Park County, Wyoming

T. F. Stipp

AAPG Bulletin

..., and Montana, phosphatic shale, thin limestone, and chert of the same age make up the Phosphoria formation. At DeMaris Springs in the bed of Shoshone River...

Bluejacket Sandstone of Kansas and Oklahoma: GEOLOGICAL NOTES

Wallace B. Howe

AAPG Bulletin

... operations. This limestone is commonly very fossiliferous, and phosphatic nodules are generally associated with it. Bevier coal bed: This coal, although...

Detrital Grains: Rock Fragments

AAPG Special Volumes

... types tend to break down completely into their component grains. This example shows angular quartz silt grains embedded in a phosphatic matrix. Rock...

Organic Geochemistry of Cherokee Group in Southeastern Kansas and Northeastern Oklahoma

Donald R. Baker

AAPG Bulletin

..., in each section are greenish gray shale and gray shale. Black (phosphatic) shale, underclay, limestone, and coal are quantitatively less important...

Virgilian (Upper Pennsylvanian) Paleosols in the Upper Lawrence Formation (Douglas Group) and in the Snyderville Shale Member (Oread Formation, Shawnee Group) of the Northern Midcontinent, USA: Pedologic Contrasts in a Cyclothem Sequence: REPLY

R.M. Joeckel

Journal of Sedimentary Research (SEPM)

..., phosphatic shales and coals are both indicated by solid black fills. FIG. 3. Cores through the Lawrence and upper Cass formations, to level of Little...