Differentiation of ironstone types by using rare earth elements and yttrium geochemistry–A case study from the Bahariya region, Egypt

AM Afify, ME Sanz-Montero, JP Calvo - Ore Geology Reviews, 2018 - Elsevier
This paper deals with the geological and geochemical characterization of ironstone deposits
encountered in two different sedimentary successions (upper Cretaceous and lower …

Drilling and sampling a natural CO2 reservoir: Implications for fluid flow and CO2-fluid–rock reactions during CO2 migration through the overburden

N Kampman, MJ Bickle, A Maskell, HJ Chapman… - Chemical …, 2014 - Elsevier
This paper presents the initial results of a scientific drilling project to recover core and
pressurized fluid samples from a natural CO 2 reservoir, near the town of Green River, Utah …

Impact of kaolinite and iron oxide cements on resistivity and quality of low resistivity pay sandstones

AM Salisu, A Alqubalee, AM Bello, A Al-Hussaini… - Marine and Petroleum …, 2023 - Elsevier
Low resistivity pay (LRP) zones have been identified within many siliciclastic reservoirs
around the world, and have gained significant attention due to their ability to hold substantial …

Zinc-bearing ferromanganese mineralization in a rift-marginal carbonate platform, Red Sea, Egypt: reconstruction of an epigenetic-supergenetic system

AM Afify, ME Sanz-Montero, RA Osman - Ore Geology Reviews, 2020 - Elsevier
Polymetallic mineralization hosted by rift marginal carbonate preserves a comprehensive
archive that enables reconstruction of the initiation and evolution of rifting. The present study …

(U-Th)/He geochronology and chemical compositions of diagenetic cement, concretions, and fracture-filling oxide minerals in Mesozoic sandstones of the Colorado …

PW Reiners, MA Chan, NS Evenson - Bulletin, 2014 - pubs.geoscienceworld.org
Oxide minerals in diagenetic cements, concretions, and fracture fill reflect episodes of
ancient groundwater flow that have the potential to record tectonic, geomorphic, and climatic …

Rhythmic iron‐oxide bands of Navajo Sandstone concretions and Kimberley banded claystone: Formation process and buffering reaction rate by diagenetic alteration

N Katsuta, S Sirono, A Umemura, H Kawahara… - …, 2024 - Wiley Online Library
Both igneous and sedimentary rocks affected by water–rock interaction commonly form
rhythmic Fe‐oxide bands that provide information on palaeo‐groundwater. This study …

Characteristics and consequences of red bed bleaching by hydrocarbon migration: A natural example from the Entrada sandstone, southern Utah

LR Bailey, H Drake, MJ Whitehouse… - Geochemistry …, 2022 - Wiley Online Library
Extensive regions of yellow and white (“bleached”) sandstones within the terrestrial Jurassic
red bed deposits of the Colorado Plateau reflect widespread interaction with subsurface …

Structural parallels between terrestrial microbialites and Martian sediments: are all cases of 'Pareidolia'?

V Rizzo, N Cantasano - International Journal of Astrobiology, 2017 - cambridge.org
The study analyses possible parallels of the microbialite-known structures with a set of
similar settings selected by a systematic investigation from the wide record and data set of …

Thermochronology of sandstone-hosted secondary Fe-and Mn-oxides near Moab, Utah: Record of paleo–fluid flow along a fault

VH Garcia, PW Reiners, DL Shuster… - GSA …, 2018 - pubs.geoscienceworld.org
Abstract Secondary Fe-and Mn-oxides are locally common near faults and fractures within
sandstones of the Colorado Plateau in the form of cements, concretions, and fracture-fill …

Scientific drilling and downhole fluid sampling of a natural CO2 reservoir, Green River, Utah

N Kampman, A Maskell, MJ Bickle, JP Evans… - Scientific …, 2013 - sd.copernicus.org
A scientific borehole, CO2W55, was drilled into an onshore anticline, near the town of Green
River, Utah for the purposes of studying a series of natural CO 2 reservoirs. The objective of …