Classification of Fine-grained Sedimentary Rocks

M. Dane Picard

Journal of Sedimentary Research (SEPM)

... rocks. Because of their fine-grained size, mineral composition is more difficult to determine than for sandstone and limestone. Determination...

The Lower Mancos Shale in the Northern San Juan Basin

George M. Lamb

Four Corners Geological Society

... rocks and the Tertiary Ojo Alamo Sandstone, Najavo and Hopi Indian Reservations, Arizona, New Mexico, and Utah: U.S. Geol. Survey Professional Paper...

MICROBIAL MAT SANDWICHES AND OTHER ANACTUALISTIC SEDIMENTARY FEATURES OF THE EDIACARA MEMBER (RAWNSLEY QUARTZITE, SOUTH AUSTRALIA): IMPLICATIONS FOR INTERPRETATION OF THE EDIACARAN SEDIMENTARY RECORD

LIDYA G. TARHAN, MARY L. DROSER, JAMES G. GEHLING, MATTHEW P. DZAUGIS

PALAIOS

... marine settings in which these ecosystems lived. Sedimentological investigation reveals that the Ediacara Member consists of successions of sandstone event...

Stratigraphy of Colorado Shale in Southern Plains of Alberta

J. G. Spratt

AAPG Bulletin

... of the overlying Milk River sandstone. The Medicine Hat gas horizon, which has previously been correlated with the Milk River sandstone, is believed...

Pennsylvanian Sandstones of the Eastern Interior Coal Basin

Raymond Siever

Journal of Sedimentary Research (SEPM)

... the details of the morphology and composition of one prominent channel sandstone, the Anvil Rock, and its relationships with the associated sheet sandstone...

Meandering Fluvial Facies Architecture Using Ground Penetrating Radar, Ferron Sandstone (Upper Cretaceous) Emery County, Utah; #41134 (2013)

Oluwasegun Abatan, Dennis Kerr, and Kumar Ramachandran

Search and Discovery.com

...Meandering Fluvial Facies Architecture Using Ground Penetrating Radar, Ferron Sandstone (Upper Cretaceous) Emery County, Utah; #41134 (2013...

EXTENDED ABSTRACT: Facies development of coal seams in the Knurów deposit (Upper Silesia, Poland)

Piotr Sosnowski, Iwona Jelonek

The Society for Organic Petrology (TSOP)

... are interbedded with numerous sandstone and conglomerate layers of various thickness, with a small share of fine-grained rocks of the dust and clay fraction...

Stratigraphic Analysis of the Navajo Sandstone: DISCUSSION

Kenneth Ruzyla

Journal of Sedimentary Research (SEPM)

... on texture data comparisons of samples from the Navajo sandstone with those from modern tidal-current environments. Other supporting evidence bioturbation...

Fluorite Resources of Thailand--Summary: Minerals

Manas Veeraburus

AAPG Special Volumes

... of the Paleozoic rocks--a mixture of schist, slate, argillite, limestone, sandstone, and shale--are marine deposits formed in the Thai-Malaya geosyncline...

Chapter 79: Outer-fan Sheet Sandstones at Klip Fontein Farm, Tanqua Karoo, South Africa

Arnold H. Bouma, Anne M. Delery, Erik D. Scott

AAPG Special Volumes

.... At first view, the sandstone layers appear to be parallel. However, detailed drafting of shale contacts shows rather flat bottoms and the convex upper...

Quartz Cement in Upper Jurassic Brora Formation Sandstone: What Electron Backscatter Diffraction Reveals about Microquartz Coatings

Sasha C. Haddad, Richard H. Worden, David Prior, Craig Smalley

Search and Discovery.com

...Quartz Cement in Upper Jurassic Brora Formation Sandstone: What Electron Backscatter Diffraction Reveals about Microquartz Coatings Sasha C. Haddad...

Porosity Loss by Cementation

New Orleans Geological Society

... in the diagenetic history of a sand. The importance of replacement is that the texture and composition of a sandstone and its pore fluids are altered...

Rush Springs Sandstone at Weathertop Hill, Cement, OK

Andrew Cullen

Oklahoma City Geological Society

...Rush Springs Sandstone at Weathertop Hill, Cement, OK Andrew Cullen 2017 190 197 Vol. 68 (2017) No. 4. (July/August) Allen, F. A. and Thomas, R. G...

Morrow Group of Adair County, Oklahoma

Carl A. Moore

AAPG Bulletin

... limestone and Brentwood limestone is drawn where the massive limestone (or sandstone) changes from a very coarsely crystalline (or medium-grained) texture...

Secondary Porosity in the Brent Group (Middle Jurassic), Huldra Field, North Sea: Implication for Predicting Lateral Continuity of Sandstones?

Tor Nedkvitne, Knut Bjorlykke

Journal of Sedimentary Research (SEPM)

... framework grain dissolution. Sandstones of the Etive Formation, which represent a laterally extensive sandstone facies, show more leaching than...

Volume Relations in Open-Space Replacements

G. E. Anderson , C. A. Merritt

AAPG Bulletin

... syenite and now form a residual mantle over the syenite. The upper ore is characterized by a texture described as oolitic or pisolitic and some larger...

Assessing the Relative Importance of Compaction Processes and Cementation to Reduction of Porosity in Sandstones

David W. Houseknecht

AAPG Bulletin

... by sandstones during burial diagenesis. Results of applying this technique to data from the Nugget Sandstone and Bromide sandstone (Simpson Group) indicate...

Microporosity in Arab Formation Carbonates, Saudi Arabia, D.L. Cantrell and R.M. Hagerty, #30008

Search and Discovery.com

Sedimentology, Stratigraphic Architecture, and Ichnology of Gravity-Flow Deposits Partially Ponded in a Growth-Fault-Controlled Slope Minibasin, Tres Pasos Formation (Cretaceous), Southern Chile

Michael R. Shultz, Stephen M. Hubbard

Journal of Sedimentary Research (SEPM)

... fill are exposed in Cretaceous strata of southern Chile. A turbiditic sandstone package (TSP) 60 m thick sharply overlies fine-grained deposits...

Diagenetic and Petrophysical Variations of the Dakota Sandstone, Henry Field, Green River Basin, Wyoming

Margaret M. Muller, Edward B. Coalson

Rocky Mountain Association of Geologists

... and Diplocraterion, suggest that salinities were low and perhaps highly variable. The detrital composition of the restricted marine sandstone is very...

Karst Breccias in the Madison Limestone (Mississippian), Garland Field, Wyoming

A. Serdar Demiralin, Neil F. Hurley, Thomas W. Oesleby

Special Publications of SEPM

.... Horizontal stylolites truncate both fragments and bands. Fragments have packed peloid grainstone texture. A possible clast of Darwin Sandstone (d) is also...

Subsurface Geology of Western Payne County, Oklahoma

C. Pleas Stringer Jr.

Oklahoma City Geological Society

... out in the area from west to east are the Iconium shale and Fallis sandstone members of the Wellington formation and the top 100 feet of the Chase...

Burial History and Porosity Evolution of Brazilian Upper Jurassic to Tertiary Sandstone Reservoirs

Cristiano Leite Sombra, Chang, Hung Kiang

AAPG Special Volumes

.... Such plots suggest that it is possible to make relatively accurate porosity predictions based on reservoir TDI, texture, and composition, within...

Reservoir characterization and facies prediction within the Late Cretaceous Doe Creek Member, Valhalla field, west-central Alberta, Canada

Stacy C. Atchley, Nathaniel H. Ball, Luke E. Hunt

AAPG Bulletin

... alternations of offshore mudrock and shoreface sandstone that are designated the I 1, I, I + 1, and I + 2 units. The thickest and most widespread I sandstone...

The Meguma Group

Ian McK. Harris, Paul E. Schenk

Atlantic Geology

... to the dispersal direction inferred from the lateral variations in sandstone grain-size and composition, maximum and average bed thickness, and other...