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Keywords: cementation
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Proceedings Papers

Paper presented at the 57th U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2023
Paper Number: ARMA-2023-0210
... characterization carbonate rock well logging formation pressure cementation ordos basin geological subdiscipline mechanism pore pressure prediction majiagou formation pressure detection method high pressure formation pore pressure pore pressure prediction effective stress prediction model wave...
Proceedings Papers

Paper presented at the 57th U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2023
Paper Number: ARMA-2023-0805
... ABSTRACT In the earth's crust, while tectonic processes can mechanically create natural fractures, cementation can simultaneously grow on the surfaces of the fractures. This crystallization can affect the growth of the fractures. To more accurately address the modeling of natural fracture...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0009
.... Permission to reproduce in print is restricted to an abstract of not more than 200 words; illustrations may not be copied. The abstract must contain conspicuous acknowledgement of where and by whom the paper was presented. ABSTRACT: Composed of gravel, matrix and the cementation surface, glutenite...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0632
... precipitation fracture initiation fracture cementation journal atkinson transition engineering ARMA 22-0632 Interpretation of fluid injection experiments in poorly consolidated sands Konstantinou, C. University of Cyprus, Nicosia, Cyprus Biscontin, G. University of Cambridge, Cambridge, UK...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0815
... generating artificially cemented rocks with improved stiffness/strength properties. A key challenge in practical implementation of this technology is determining the percentage of the produced bio-cement and characterization of the resulting weakly consolidated rocks. Non-destructive techniques (NDT...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0406
... ABSTRACT: Surface instability of residual soil slope due to erosion is one of the widespread issues all over the world. Bio-cementation is a novel soil improvement method, wherein urease-producing bacteria or urease enzyme can be used to bind sand particles through calcite formation...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1711
... Upstream Oil & Gas in-situ ae AE event borehole plane in-situ acoustic emission frequency range sensor kHz nakatani cementation experiment naoi plenker excavation AE sensor 1. INTRODUCTION For the safe use of underground structures like mines monitoring of their conditions...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0387
... ABSTRACT: Coquina is a historic building stone from the First Coast of Florida which has been used since the mid-1500s for both military and residential construction. Coquina is a limestone consisting of shells cemented with calcium carbonate and quartz sand. Split tension testing...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0302
... & Gas cementation drilling fluid chemistry drilling fluid property Reservoir Characterization drilling fluids and materials goethite coating particle coating particle evolution experiment configuration gouge material concentration reservoir geomechanics normal stress drilling fluid...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-1044
... hydraulic fracturing stress ratio cementation interaction map fracture Upstream Oil & Gas Simulation stress parameter fracture propagation matrix Blanton stress contrast propagation hydraulic fracture propagation natural fracture absolute stress contrast hydraulic fracture interaction...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-583
... reservoir geomechanics scaling method Reservoir Characterization reservoir simulation modeling cementation international journal Upstream Oil & Gas microcrack co 2 sandstone validation Wellbore Design microscale parameter particle experiment pore-scale modeling indentation...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-705
... factors that control carbonate grainstone rock strength: (1) porosity and degree of cementation; (2) age and degree of exposure to meteoric fluids, and (3) degree of vadose zone weathering. Collected UCS data shows a strong relationship between degree of cementation associated with proximity to weathered...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-143
... experiments [3, 4, 5, 6, 7, 8] at more challenging and expensive conditions. international journal cementation elevated temperature cored interval uniaxial compression test geomechanical characteristic poisson mining science experimental assessment characteristic rock mechanics gmu reservoir...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7397
... Abstract Laboratory experiments have been performed to simulate in situ and core compaction behavior of soft reservoir sandstones. Fine-grained synthetic sandstones have been manufactured under simulated in situ stress conditions with various cement contents. A systematic study shows...
Proceedings Papers

Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-198
... and Duncan, 1972; Skempton et al., 1989; Picarelli et al., 2005). Shales exhibit behavior that is intermediate of soft clays and hard cemented rocks (Johnston and Novello, 1994). They are formed in sedimentary basins by a process consisting of deposition, followed by a series of loading (from compaction...
Proceedings Papers

Paper presented at the Alaska Rocks 2005, The 40th U.S. Symposium on Rock Mechanics (USRMS), June 25–29, 2005
Paper Number: ARMA-05-684
... potential of rock, among which are the rock fabric (such as mineral component, detritus content, grain size, rock texture, cement content, cementation type and so on), the formation conditions, bedding environments, ground stresses, surrounding rock properties, temperature and moisture. The rock fabric...
Proceedings Papers

Paper presented at the DC Rocks 2001, The 38th U.S. Symposium on Rock Mechanics (USRMS), July 7–10, 2001
Paper Number: ARMA-01-0003
... Artificialrocksampleswerefabricatedbycementing grainsof puresilicasandandglassbeadswitha small amount of sodium silicate solution. For cemented silica-sandsamplesusedfor stress-straianndacoustictests,thegrainsizewas 0-250p.m,76% between150-215p.m,fines(<75pm. ) 0.6%. For both silica-sanadndglass-beabdricksampleswitha simulatedboreholet...
Proceedings Papers

Paper presented at the The 35th U.S. Symposium on Rock Mechanics (USRMS), June 5–7, 1995
Paper Number: ARMA-95-0169
... analysis shows that porosity is controlled mainly by clay and quartz cementafion. Quartz cement appears much more effective in suturingrains together than clay cement based on differences in static/dynamic moduli between samples with clay versus quartz cement. Poisson's ratio also shows a strong dependence...

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