High-permeability zones in folded and faulted silicified carbonate rocks–implications for karstified carbonate reservoirs

V La Bruna, FHR Bezerra, VHP Souza, RP Maia… - Marine and petroleum …, 2021 - Elsevier
Ascending hydrothermal fluid flow and subsequent hypogene karstification can control the
formation of high-permeability zones in folded or faulted carbonate rocks. This study …

The influence of subseismic-scale fracture interconnectivity on fluid flow in fracture corridors of the Brejões carbonate karst system, Brazil

CPQ Furtado, WE Medeiros, SV Borges… - Marine and Petroleum …, 2022 - Elsevier
The present study used a multitool approach to characterize fractures of several orders of
magnitude in large fracture corridors, caves, and canyons to investigate their impact on fluid …

Flow pathways in multiple-direction fold hinges: implications for fractured and karstified carbonate reservoirs

CCC Pontes, FHR Bezerra, G Bertotti… - Journal of Structural …, 2021 - Elsevier
Caves developed in carbonate units have a significant role in fluid flow, but most of these
subsurface voids are below seismic resolution. We concentrated our study on four caves to …

Burial stylolites enhance karst dissolution and control cave geometry in heterolithic carbonates, Salitre Formation, Brazil

CCC Pontes, F Balsamo, M Pizzati, FH Bezerra… - Marine and Petroleum …, 2023 - Elsevier
Understanding the karstification process in fractured carbonates is a key factor in develo**
and exploiting fractured and karstified reservoirs. This study documents the relationship …

Silicification, flow pathways, and deep-seated hypogene dissolution controlled by structural and stratigraphic variability in a carbonate-siliciclastic sequence (Brazil)

L Pisani, M Antonellini, FHR Bezerra, C Carbone… - Marine and Petroleum …, 2022 - Elsevier
Fractured and karstified carbonate units are key exploration targets for the hydrocarbon
industry as they represent important reservoirs. Furthermore, large water reserves and …

[HTML][HTML] Tectonic-fluid evolution of an ultra-deep carbonate reservoir in the southern Halahatang Oilfield area, Tarim Basin, NW China

J Liu, Z Li, X Wang, L Jiang, Y Feng… - Marine and Petroleum …, 2022 - Elsevier
Several giant oilfileds have been discovered during recent exploration in the Ordovician
carbonates in zone between the Awati and Manjiaer depressions, Tarim Basin, China …

Hydrothermal activity along a strike-slip fault zone and host units in the São Francisco Craton, Brazil–Implications for fluid flow in sedimentary basins

CL Cazarin, R Van Der Velde, RV Santos… - Precambrian …, 2021 - Elsevier
This study combines multiscale analyses of geological, fault, fracture, and stable isotope
data to investigate strike-slip deformation and channeling of hydrothermal fluids along the …

[HTML][HTML] Large-scale natural fracture network patterns: Insights from automated map** in the Lilstock (Bristol Channel) limestone outcrops

R Prabhakaran, JL Urai, G Bertotti, C Weismüller… - Journal of Structural …, 2021 - Elsevier
The Lilstock outcrop in the southern Bristol Channel provides exceptional exposures of
several limestone beds displaying stratabound fracture networks, providing the opportunity …

[HTML][HTML] Structural controls on hydrothermal fluid flow in a carbonate geothermal reservoir: Insights from giant carbonate veins in western Germany

L Smeraglia, A Verdecchia, C Pederson, OA Igbokwe… - Geothermics, 2025 - Elsevier
This study examines the impact of polyphase tectonics on the development of structurally
controlled hydrothermal fluid pathways in carbonate geothermal reservoirs. Our case study …

Hydrothermal silicification confined to stratigraphic layers: Implications for carbonate reservoirs

VHP Souza, FHR Bezerra, LC Vieira… - Marine and Petroleum …, 2021 - Elsevier
Hydrothermal silicification generates secondary porosity and permeability and could play an
important role in carbonate reservoirs. We investigated the Cristal Cave, which is hosted in …