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"rock strength"×

Snake River Plain FORGE: Well Data for WO-2

Jul 29, 1991
67.2 MB
Publicly accessible
Well data for the WO-2 well located in eastern Snake River Plain, Idaho. This data collection includes lithology reports, borehole logs, temperature at depth data, neutron density and gamma data, and rock strength parameters for the WO-2 well. This collection of data has been ass...
Authors
Podgorney, R. Idaho National Laboratory
geothermalforgeegssrgclithologywell logtemperature dataneotrondensitygammabasaltineelidahosnake river plainwo-2well dataneutronngrlograw datacore samplephotographrock strengthvertical stresscohesionfriction angletemperaturedepthchartanalysisdatareportsrpcaliperhole diameteraquiferrhonatural gamma radiationrecord of drillholeweatheringstrengthpoint load indexdrill logdrilling recordsdownholelithology reportsrgwell

Utah FORGE: Triaxial Direct Shear Results February 2025

Feb 28, 2025
1.18 GB
Publicly accessible
This dataset contains results from nine triaxial direct shear tests conducted by Los Alamos National Laboratory on samples from FORGE Well 16A(78)-32. The primary objectives of this work were to determine the shear strength in both intact and residual states, evaluate dilation aga...
Authors
Frash, L. et al Los Alamos National Laboratory
geothermalenergyutah forgetriaxial core testingtriaxial shear testingtriaxial testinglos alamoslanllawrence livermorecore testingcore fracture testinginjectiongeochemistryegsshear strengthtriaxialpermeabilityeffluent chemistrysurface roughnessprofilometryslickensidesdilationfracture compressibilityhigh temperaturetriaxial direct shearrock mechanicsstress-strain behaviorhydromechanical datalaboratory testinggeomechanicswell 16a78-32rock deformation

Utah FORGE 5-2557: Wellbore Breakout Tests Data

Oct 27, 2025
3.4 MB
Publicly accessible
Included are datasets from wellbore breakout experiments conducted under triaxial conditions with varying fluid and temperature environments. This dataset serves as one of the experimental reports for the Role of Fluid and Temperature in Fracture Mechanics and Coupled Thermo-Hydro...
Authors
Yoon, H. and Choens, R. Sandia National Laboratories
geothermalenergywellbore breakouttriaxial testsierra white granitefracture mechanicsgeothermal systemstemperature effectsfluid interactionmechanical strengththmcexperimental rock mechanicsraw datalaboratory data

Utah FORGE: Fluid Injection Induced Shearing Experiments on Fractured Granitoid at Elevated Temperatures

Aug 12, 2024
80.21 MB
Publicly accessible
This repository contains experimental data from a series of fluid injection-induced shearing tests conducted on Utah FORGE granitoid. The experiments were performed using an aluminum triaxial pressure vessel (TEMCO) apparatus at Pennsylvania State University. The primary aim was t...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergytemperatureexperimentpre-stressseismicityutah forgeegsgranitoidtemcotriaxial pressure vesselfault seismicitypre-stress ratioshearpore pressure60-gritinclined fracture

Utah FORGE: Well 58-32 Core Analyses

May 30, 2018
24.23 MB
Publicly accessible
This dataset contains final reports regarding stress measurements, permeability measurements, and mechanical properties from the core testing of well 58-32, in PDF format, and spreadsheets containing tables from the reports as part of Utah FORGE Phase 2B. Please refer to the repor...
Authors
McLennan, J. Energy and Geoscience Institute at the University of Utah
geothermalenergygeomechanicspermeabilityutah forgeutah forge phase 2bwell 58-32rock stressrock mechanical propertiesutah geothermalyoungs moduluspoissons ratiofracturemechanical propertieswell logsshear wavedipole sonic imagerdsicompressional wavelabfailure envelopetensile strengthmilfordroosevelt hot springspermeability measurementsopenhole sectionsitu stressesinjectionpressure transient methodsfield testinglab testingstress measurementshydraulic fractureegsphase 2bforgeutahcore datastressrock propertiescore testingwell coordinateswell locationwell dataresourcecharacterization

Utah FORGE: Direct Shear Test Data for Investigating Seismic Precursors to Shear Failure of Fractures

Jun 11, 2024
3.13 MB
Publicly accessible
This dataset includes results of direct shear tests to investigate the mechanical and geophysical response of dry and saturated fractures in Indiana limestone and Sierra White granite. Direct shear tests were performed on tensile-induced fractures in Indiana limestone and Sierra W...
Authors
Han, K. et al Purdue University
geothermalenergyutah forgesaturationgranitesierra white granitelab testdirect shear testshear strengthshear stressgeophysicsp-waves-waveexcelprocessed dataelastic wave propagationegslaboratory datarmreshearfracturesindiana limestonetransducer

Chemical, Calcium Phosphate Cements for Geothermal Wells Corrosion Protection, Bond Strength and Matrix Self-Healing

Sep 26, 2017
704 kB
Publicly accessible
The data set shows performance of economical calcium phosphate cement (Fondu) blended with fly ash, class F (FAF) in carbon steel corrosion protection tests (corrosion rate, corrosion current and potential), bond and matrix strength, as well as matrix strength recovery after impos...
Authors
Sugama, T. Brookhaven National Laboratory
geothermalenergycarbon steel corrosioncorrosion rateself-healinghigh temperaturehigh temphigh-tempcasingexperimentwellboreintegritycorrosion protectioncomposite

Utah FORGE 5-2565: Final Report on the Evolution of Permeability and Strength Recovery of Shear Fracture Under Hydrothermal Conditions

Aug 24, 2025
3.52 MB
Publicly accessible
This report discusses the results of research on the ability to create and/or reactivate and subsequently sustain fracture systems which are strongly influenced by complexly coupled mechanical (M) and chemical (C) processes in reservoirs forced from equilibrium by hydraulic stimul...
Authors
Jeppson, T. et al United States Geological Survey
geothermalenergyutah forgeegsenhanced geothermal systemsfluid-rock interactionsthmc processesfracture evolutionusgsfracturesgeothermal resorvoirsfracture reactivationthmcmechanicalchemicalhydraulic stimulationthermal drawdownfinal reporttechnical report

Snake River Plain FORGE: Well Data for INEL-1

Mar 01, 1979
970.66 MB
Publicly accessible
Well data for the INEL-1 well located in eastern Snake River Plain, Idaho. This data collection includes caliper logs, lithology reports, borehole logs, temperature at depth data, neutron density and gamma data, full color logs, fracture analysis, photos, and rock strength paramet...
Authors
Prestwich, S. and Bowman, J. Idaho National Laboratory
geothermalforgeegssrgcinel-1well dataidahoineelsnake river plaintemperate at depthlithologyanalysislogstempaddendumcaliperlog4-armraw datacore sampledensityfull colorfracturegammaraydatarawperforatingdepthfrequencyplotrockstrengthparametereschartlasphotowell padsonicneutrondesnitycompensatedtemperaturengrinductiontesting reportdoefield reporthole diameter4 armfour armwell logloggingbutte countywildcatcore holemechanical caliper logdensity loglithologicp-wave velocitys-wave velocityseismic velocitypoissonyoungs modulusbulk moduluspoissons ratioshear modulusconfining pressurefracture identificationidaho fallsperforating depth controlgamma frequencygamma radiationgamma raywell schematiccompensated sonicboreholecompensated neutronuncompensatedformation densitywell completionnatural gamma radiationspherically focused inductiongeologywell surveygroundwater monitoringaquifercompliancesrgsrp

Strength Recovery of Cement Composites in Steam and Carbonate Environments

Apr 28, 2016
3.99 MB
Publicly accessible
The data include compressive strength and Young's Modulus recoveries in steam and carbonate environments at 270 deg C for four chemically different cement composites after imposed controlled damaged.
Authors
Butcher, T. Brookhaven National Laboratory
geothermalcementstrength recoverycompressive strengthcement compositesself-healinggeothermal environmentalkaline-activated cementpozzolanic reactionscarbonationyoungs moduluselasticityelastic modulusstiffnessself-adheringre-adheringimproved toughnessgeothermal wellsinorganicintegrity enhancementcompositesteamcarbonateexperiment

High-Temperature Inorganic Self-Healing Inorganic Cement Composites

Sep 13, 2017
1.42 MB
Publicly accessible
The data files below summarize the results from various experiments testing properties of high-temperature self-healing inorganic cement composites. These properties include cement-carbon steel bond strength, Young's modulus recovery, matrix recovery strength, and compressive stre...
Authors
Pyatina, T. and Sugama, T. Brookhaven National Laboratory
geothermalenergycarbon steelbond strengthcement-carbon steel bond strength recoveryhigh temperature cementself-healinghigh tempself healingstrength recoveryrepeated damagehigh temperaturescement compositesaged samplesclaypozzolanself-healing cementhigh temperaturepozzolanachemicalinorganiccementhigh-tempcompositeintegritytechnologywellbore

Utah FORGE: Results of Direct Shear Tests on Saturated Joints in Sierra White Granite

Dec 31, 2022
1.18 MB
Publicly accessible
This dataset includes an Excel file with the results of direct shear tests to investigate the mechanical and geophysical response of saturated joints. Tests were conducted on induced tension-fractured Sierra White granite joints in a custom water pressurized chamber. The preparati...
Authors
Han, K. et al Purdue University
geothermalenergyutah forgesaturationrock saturationgranitesierra white granitelab testdirect shear testshear strengthshear stressgeophysicsseismic wavep-wavegeologyexcelprocessed data

Summary of Cement Formulations Tested by BNL for Self-Healing Ability Tests Conditions and Data

Sep 27, 2017
168.02 kB
Publicly accessible
A table of cement formulations tested by Brookhaven National Laboratory in 2016-2017 in the frame of the "Self-healing and Re-Adhering Cements with Improved Toughness at Casing and Formation Interfaces for Geothermal Wells" project.
Authors
Sugama, T. Brookhaven National Laboratory
geothermalenergyself-healingself-readheringcorrosion protectioncement compositesparameterchemicalcompressive strengthlap-shearcement-sheathbond testsbond strengthbond durabilityalkali activatedportland-cement-basedpozzolaniccementclaycasinginterfaceexperiment

Preliminary Analysis of Stress in the Newberry EGS Well NWG 55-29

Jan 01, 2011
1.78 MB
Publicly accessible
As part of the planning for stimulation of the Newberry Volcano Enhanced Geothermal Systems (EGS) Demonstration project in Oregon, a high-resolution borehole televiewer (BHTV) log was acquired using the ALT ABI85 BHTV tool in the slightly deviated NWG 55-29 well. The image log rev...
Authors
Davatzes, N. and Hickman, S. National Energy Technology Laboratory
geothermalegsenhanced geothermal systemnewberryoregonnewgenstress analysiswell dataenhanced geothermal systemsstresspublicationmonitoring4d

Utah FORGE 5-2428: Coupled Investigation of Fracture Permeability Impact on Reservoir Stress and Seismic Slip 2024 Annual Workshop Presentation

Aug 27, 2024
99.9 MB
Publicly accessible
This is a presentation on the Coupled Investigation of Fracture Permeability Impact on Reservoir Stress and Seismic Slip Behavior by Lawrence Livermore National Laboratory, presented by Kayla Kroll. This presentation addresses testing and modelling related to the dependency of EG...
Authors
Kroll, K. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeegsgeomechanicsfracturesvelocity step testfluid pressureshear fracture strengthcore flood testspermeabilitylaser profilometryreservoir modellinglawrence livermore national laboratoryllnlvideopresentation

Utah FORGE: Slide-Hold-Slide Experiments on Westerly Granite at Temperatures up to 250 Degrees C

Oct 10, 2023
2.08 MB
Publicly accessible
Laboratory slide-hold-slide tests were conducted in a conventional triaxial deformation configuration on 1-inch diameter cylindrical cores of Westerly granite bisected by a sawcut oriented at 30 degrees from vertical. Tests were conducted at a constant confining pressure of 30 MPa...
Authors
Jeppson, T. et al United States Geological Survey
geothermalenergyslide-hold-slideutah forgeegstriaxialwesterly granitefault strengthfrictional strengthfault weakeninghydrothermalhydrothermal alterationearthquakesinduced seismicitystrength recoverygeophysicsgeomechanics

Ground Magnetic Data for West-Central Colorado

Mar 08, 2012
303.47 MB
Publicly accessible
Modeled ground magnetic data was extracted from the Pan American Center for Earth and Environmental Studies database at http://irpsrvgis08.utep.edu/viewers/Flex/GravityMagnetic/GravityMagnetic_CyberShare/ on 2/29/2012. The downloaded text file was then imported into an Excel sprea...
Authors
Zehner, R. Flint Geothermal, LLC
geothermalcoloradomagneticsshapefilewestcentralwest-centralshape filegisarcgisgeospatialmagneticfield strengthpoint shapefilegrounddatageospatial data

High-Temperature Self-Healing Geothermal Cement Composites

Mar 21, 2017
14.26 MB
Publicly accessible
A presentation with notes showing an overview of the last 6 months of the project on high-temperature self-healing inorganic cement composites. General approach, test methods and results for the self-healing cement composites are presented. Data include strength recoveries for 9 c...
Authors
Pyatina, T. and Sugama, T. Brookhaven National Laboratory
geothermalenergycement compositesself-healinghigh temperaturestrength recoverycrackfracturesealingbonding recoverycementtechnologyintegritywellboreinterface

Self-Healing and Re-Adhering Polymer-Cements with Improved Toughness

Nov 11, 2015
16.14 MB
Publicly accessible
Polymer-cement experiments were conducted in order to assess the chemical and thermal properties of various polymer-cement composites. This file set includes the following polymer-cement analyses: Polymer-Cement Composite Synthesis Polymer-Cement Interactions by Atomistic Simulat...
Authors
Fernandez, C. Pacific Northwest National Laboratory
geothermalself-healingcementpolymerwellbore integritywater to cementratiopolymer mass percentageatomistic simulationsradial distribution functioncompressive strengthfracture toughnesspolymer-cementftirfourier transform infrared spectroscopychemical analysissulfuric acidco2thermal shockbrinebulk thermal propertiesh2so4attackmineral acidresistanceconsistencyflowabillitydynamic yield strengthrheologypermeabilitysemedxelemental compositionmicrostructurecompositional analysisthermogravimetric analysistotal carbon analysistoctictgatotal organic carbontotal inorganic carbonx-ray diffractionwellbore cementtechnologyintegritywellbore

Utah FORGE 5-2565: Evolution of Permeability and Strength Recovery of Shear Fractures Under Hydrothermal Conditions 2024 Annual Workshop Presentation

Sep 15, 2024
82.63 MB
Publicly accessible
This is a presentation on the Evolution of Permeability and Strength Recovery of Shear Fractures Under Hydrothermal Conditions by United States Geological Survey, presented by Tamara Jeppson. This video slide presentation, by the USGS, discusses the determination of how thermal, ...
Authors
Jeppson, T. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeusgsthmcthermalhydrologicmechanicalchemicalfracture networksfractures propertiesfracturesmodes of reactionempirical fracture modelsmicromechanical

Utah FORGE: Triaxial Direct Shear Results

Aug 14, 2023
755.67 MB
Publicly accessible
This submission contains a report and associated data from triaxial direct shear tests conducted by Los Alamos National Laboratory. The samples used were sourced from 16A(78)-32 well core. The primary objectives of this test were to determine the shear strength in both intact an...
Authors
Frash, L. et al Los Alamos National Laboratory
geothermalenergytriaxial core testingtriaxial shear testingtriaxial testinglanllos alamoscore testingcore fracture testingutah forgeutah geothermalinjectiongeochemistryegsshear strengthtriaxialpermeabilityeffluent chemistry

Utah FORGE: Temperature-Dependent Fracture Seismicity from Fluid Injection Experiments

Feb 29, 2024
4.34 MB
Publicly accessible
This dataset contains experimental data from fluid injection experiments conducted to investigate the influence of temperature on fracture seismicity. The experiments were performed on granite samples from Utah FORGE. The samples were prepared with a 30-degree inclined fracture an...
Authors
Wang, J. et al Pennsylvania State University
geothermalenergyegstemperaturefracture seismicityfluid injectionshear stressdisplacementpore pressureexperimental geomechanicsgeomechanicshigh temperature rock mechanicsraw dataseismicitygraniteutah forgefracture mechanicsstimulation

Utah FORGE: Direct Shear Tests on Saturated Sierra White Granite Joints at Elevated Temperatures

Nov 24, 2025
2.38 MB
Publicly accessible
This dataset contains results from laboratory direct shear experiments performed on tension-induced fractures in Sierra White granite under saturated conditions at target temperatures of 50 C and 100 C. The data were collected using a custom water-pressurized chamber equipped with...
Authors
Han, K. et al Purdue University
geothermalenergyutah forgesaturationgranitesierra white granitelab testdirect shear testshear strengthshear stressgeophysicsp-waves-waveelastic wave propagationegslaboratory datafracturesdirect shearraw datageomechanicssaturated fracturesshear displacementeffective normal stresspore pressureultrasonic measurementsgeophysical responserock mechanicsstimulation

Utah FORGE 5-2565: Hydrothermal Evolution of Fracture Properties 2023 Annual Workshop Presentation

Sep 08, 2023
99.84 MB
Publicly accessible
This is a presentation on the Evolution of Permeability and Strength Recovery of Shear Fractures Under Hydrothermal Conditions project by the U.S. Geological Survey, presented by Dr. David Lockner. The project's objective was to determine how thermal, hydraulic, mechanical, and ch...
Authors
Lockner, D. et al United States Geological Survey
geothermalenergyannual workshop2023utah forgeegsfracture propertiesthmcpermeabilityfracture strengthmicromechanicalempiricalfracture modelsgeophysicsnumerical modelthermal couplingreservoir longevityfracture evolutionhydrothermalgeomechanicalgeochemicalpresentation

Auto Indexer Auto-Indexer for Percussive Hammers: Vane Motor Dynamometer Testing

Jan 01, 2012
73.8 kB
Publicly accessible
Objectives Options associated with geothermal drilling operations are generally limited by factors such as formation temperature and rock strength. The objective of the research is to expand the "tool box" available to the geothermal driller by furthering the development of a hig...
Authors
Su, J. Sandia National Laboratories
geothermaldrillinghigh-temperature toolsauto indexerair-driven vane motordynamometerhigh temperature drilling motorpercussive hammerdown-the-hole-hammerhigh temeprature drillingdirectional drilling
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