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Experimental Parameters Affecting Stripping of Rare Earth Elements from Loaded Sorptive Media in Simulated Geothermal Brines

May 24, 2016
247.65 kB
Publicly accessible
Experimental results from several studies exploring the impact of pH and acid volume on the stripping of rare earth elements (REEs) loaded onto ligand-based media via an active column. The REEs in this experiment were loaded onto the media through exposure to a simulated geother...
Authors
Stull, D. Tusaar Corp.
geothermalmediarare earth elementsmedia strippingphreemineral recoveryadsorptioncolumnelutionexperimentsimulated brinerare earth elementbrine study

Comparison of Rare Earth Element Sorption Between Fresh and Partially Loaded Media Using Simulated Geothermal Brine

May 24, 2016
249.24 kB
Publicly accessible
A study comparing the REE sorption characteristics of fresh ligand-based sorption media and media partially loaded with REEs when exposed to a simulated geothermal brine with known mineral concentrations, REE7. Sorption rates were tested using microcosm shaker tests. Results sugg...
Authors
Stull, D. Tusaar Corp.
geothermalsorptionrare earth elementsreemineral recoveryadsorptionloaded mediaexperimentremoval efficiencyraw dataph vs volume

EGS Collab Experiment 1: Baseline Cross-well Seismic

Apr 30, 2018
2.13 GB
Publicly accessible
As part of the geophysical characterization suite for the first EGS Collab tesbed, here are the baseline cross-well seismic data and resultant models. The campaign seismic data have been organized, concatenated with geometry and compressional (P-) & and shear (S-) wave picks, and ...
Authors
Schwering, P. et al Sandia National Laboratories
geothermalenergygeophysicsseismiccross-wellsgysegymodeldataresultsvelocityp-waves-waveelastic modulivisualizationcalculationinversionhydrofractureexperimentsurfsanford underground research facilityegsenhanced geothermal systemcollabboreholebaselinedensityshearbulkyoungsmodulusmodulistimulationhydraulicegs collab

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

Sep 15, 2014
21.38 MB
Publicly accessible
EGS field projects have not sustained production at rates greater than 1/2 of what is needed for economic viability. The primary limitation that makes commercial EGS infeasible is our current inability to cost-effectively create high-permeability reservoirs from impermeable, igneo...
Authors
A., C. Pacific Northwest National Laboratory
geothermalstressvolume expansionpermeabilityfracturingrheoreversible fluidsxmtacoustic emissionlaboratory scaleegsigneous rockacoustic signaturefracture responsex-ray microtomography

Shaker Table Experiments with Rare Earth Elements Sorption from Geothermal Brine

Jul 21, 2015
251.16 kB
Publicly accessible
This dataset described shaker table experiments ran with sieved 50 +100 mesh media #1 in brine #1 that have 2ppm each of the 7 REE metals at different starting pH's of 3.5, 4.5, and 5.5. The experimental conditions are 2g media to 150mL of REE solution, at 70C.
Authors
Garland, G. Tusaar Corp.
geothermalshaker bath70cmedia 1-50 100 meshbrine 1various phrare earth elementsreesorbtion studymineral extractionexperimentmedia #1-50 +100 meshbrine #1shaker tableshaker testbrinebrine studyrecoveryextractionsequestration

Rare Earth Element Sorption Study on sieved 50 +100 mesh fraction of Media 1 in Brine 1 with Different Starting pHs at 70C

Sep 29, 2015
265.11 kB
Publicly accessible
This is a continuation of the rare earth element sorption study for shaker bath tests on 2g media #1 in 150mL brine #1 with different starting pH's at 70C. In a previous submission we reported data for shaker bath tests for brine #1 with starting pH's of 3.5, 4.5 and 5.5. In this ...
Authors
Garland, G. Tusaar Corp.
geothermalmedia 1brine 1elevated temperaturesorption studyshaker bath testgeothermal mineral recoverymedia #1brine #1shaker bath testsphreerare earth elements

Utah FORGE: Seismic DAS and Geophone Borehole Data Processing and 3D Imaging of Vp/Vs Ratio in the 2024 Stimulated Reservoir

Mar 17, 2025
1.28 MB
Publicly accessible
This dataset includes a final report and a 3D velocity model derived from seismic DAS and geophone borehole data collected during the April 2024 stimulation of the reservoir at Utah FORGE. The report details the processing of over 50,000 P and S-wave travel times used in a tomogra...
Authors
Gritto, R. and Jarpe, S. EMR Solutions and Technology
geothermalenergyutah forgeegsseismic borehole datadistributed acoustic sensingdasgeophone3d tomographytomographyp-wave velocitys-wave velocityvp/vs ratiovp/vsreservoir stimulationinduced seismicitywadati analysistravel-time inversioninversionfracturing fluids16a16bearthquake clustersubsurface imaginggeophysics

Repetitive Regeneration of Media 1 after REE Sorption from Brine 1 at 70C

Jul 23, 2015
261.02 kB
Publicly accessible
This dataset shows the ability of media #1 to be loaded with REE's, stripped of the REE's sequestered, regenerated, and reused over many cycles.
Authors
Garland, G. Tusaar Corp.
geothermalmedia 1brine 1regenerationelevated temperaturemedia #1brine #1shakertablereerare earth elementrecoveryextractionchemistryaqueous chemistrysequestrationsorptionbrinebrine studyreusablemineral recovery

Sorption Capacity of Europium for Media 1 and Media 2 from Solution at Ambient Temperature

Mar 16, 2015
227.03 kB
Publicly accessible
This dataset shows the capacity for Europium of media #1 and media #2 in a shakertable experiment. The experimental conditions were 150mL of 500ppm Eu solution, 2g of media, pH of 3.2, at ambient temperature.
Authors
Garland, G. Tusaar Corp.
geothermalshakertablemedia 1media 2500ppm europiumph 3.2ambient temperaturemedia #2media #1mediashaker tableshaker testsorptioneucapacityeuropiumshaker bathchemistryaqueous chemistryreerare earth elementsrecoverybrinebrine studymineral recovery

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

Sep 25, 2013
65.42 MB
Publicly accessible
EGS field projects have not sustained production at rates greater than half of what is needed for economic viability. The primary limitation that makes commercial EGS infeasible is our current inability to cost-effectively create high-permeability reservoirs from impermeable, igne...
Authors
A., C. Pacific Northwest National Laboratory
geothermalfracturing fluidmonitoringxmtnmracousticrheologypermeabilityegsigneous rock

REE Sorption Study of Seived 50 +100 Mesh Fraction of Media 1 in Brine 1 at Different Concentrations of REE at 70C

Jun 29, 2015
269.69 kB
Publicly accessible
This dataset shows the sorption capacities of smaller grain size (-50 +100 mesh) of media #1 in brine #1 at different starting concentrations of REE's at elevated temperature of 70C. The experimental conditions are 2g of 50 +100 mesh media #1 to 150mL of REE solution at concentrat...
Authors
Garland, G. Tusaar Corp.
geothermalmedia 1brine 1elevated temperature 70c-50 100 seivedph 5.5shakertablemedia #1brine #1-50 +100 seived70csorptionshaker tableshaker testshaker bathsequestrationreerare earth elementsrecoveryextractionmineral recoverybrinebrine studychemistryaqueous chemistryseive

REE Sorption Study for Media #1 and Media #2 in Brine #1 and #2 at different Liquid to Solid Ratio's at Ambient Temperature

Mar 27, 2015
727.99 kB
Publicly accessible
This data set shows the different loading capacities of Media #1 and Media #2 in a high and low salt content brine matrix at different liquid to solid ratio's. These data sets are shaker bath tests on media #1 and media #2 in brine's #1 and #2 at 500mL-.5g(1000-1 ratio), 150mL-.75...
Authors
Garland, G. Tusaar Corp.
geothermalmedia 1media 2ambient temperature1000-1 ratio200-1 ratio60-1 ratiobrine1brine 2media #1media #2brine #1brine #2brinemediasorptionstudyliquid to solid ratioshaker testshaker bath testreerare earth elementsalt content

Dynamic Column Extraction for Europium on Media 1 at Ambient Temperature

Apr 07, 2015
252.59 kB
Publicly accessible
This is a dataset for a 200ppm europium solution sent through a column with 12g of media #1 at pH of 3.2. This column experiment was run at ambient temperature at a flow rate of 2mL/min.
Authors
Garland, G. Tusaar Corp.
geothermaleuropiummedia 1ambient temperaturedynamic column extractionmedia #1eusolutioncolumnexperimentchemistryaqueous chemistryreerare earth elementrecoveryextractionbrinebrine studymineral recovery

Chlorite, Biotite, Illite, Muscovite and Feldspar Dissolution Kinetics at Variable pH and Temperatures up to 280 deg C

Feb 24, 2017
19.93 MB
Publicly accessible
Chemical reactions pose an important but poorly understood threat to EGS long-term success because of their impact on fracture permeability. This report summarizes the dissolution rate equations for layered silicates where data were lacking for geothermal systems. Here we report ...
Authors
Carroll, S. et al Lawrence Livermore National Laboratory
geothermalenergykinetic dataillitemuscovitefeldsparchloritebiotitegeochemistrychemistryfracture permeabilitysuccessdissolutionrate equationskineticsegsenhanced geothermal systems

Recovery of Rare Earth Elements from Geothermal Fluids through Bacterial Cell Surface Adsorption

Jan 01, 2018
7.18 MB
Publicly accessible
We summarized the FY17 and part of FY18 results of the analysis of the effect of several parameters (e.g., total dissolved solids, specific competing metals, pH, and temperature) on REE recovery from geothermal brine in a manuscript that was submitted to Environmental Science & Te...
Authors
Jiao, Y. et al Lawrence Livermore National Laboratory
geothermalenergyreebrinefluidrare earthelementsbacteriacellsurfaceadsorptionbioengineeringmicrobemicrobialbiosorptionbioadsorptionlanthanide bindingtaglbtgeofluide. coligeochemicalgeochemistryfactors

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

DCIF Westerly Granite AE Stress Effect Test (Task 3-1)

Jul 08, 2021
216.62 MB
Publicly accessible
Directional Cooling-Induced Fracturing (DCIF) experiments were conducted on rectangular Westerly granite blocks (width=depth=4.0", height=2.0"). Liquid nitrogen was poured in a small, 1"-diameter copper cup attached to the top of the sample, and the resulting acoustic emissions (A...
Authors
Nakagawa, S. and Trzeciak, M. Lawrence Berkeley National Laboratory
geothermalenergythermal fracturingstress measurementfracturingprocessed datageophysicsstress testinggranitewesterly granitestressmicrofracturefracturedatatemperatureacoustic emissionacoustic emission locationacoustic emission rate

Utah FORGE: North Milford Groundwater Geochemistry

Jun 20, 2019
1.06 MB
Publicly accessible
This dataset contains groundwater geochemistry from several wells in North Milford Valley, Utah, in the region of the Utah FORGE project (Phase 2c). Readme file that discusses the data contained in the Excel spreadsheet. Data include GPS coordinates (UTM, Lat-Long), sampling tempe...
Authors
Simmons, S. and Kirby, S. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgegroundwaternorth milford valleygeochemistrygroundwater geochemistrywater chemistryforgeutahsamplingmilfordegsisotopetemperatureroosevelt hot springsion balancegwgeospatial dataresourcecharacterization

Chlorite Dissolution Kinetics at Variable pH and Temperatures up to 275C

Oct 01, 2013
3.11 MB
Publicly accessible
FY13 annual report describing the calculations and results associated with the data and dissolution rate contained in "Chlorite Kinetic Dissolution Data and Rate" (linked below).
Authors
Carroll, S. and Smith, M. Lawrence Livermore National Laboratory
geothermalchloritedissolutionkineticsgeochemistrydissolution ratereportchemical alterationegs

DCIF (Directional Cooling-Induced Fracturing) Westerly Granite AE Borehole Damage Effect Test (Task 3-0)

Jan 27, 2022
162.51 MB
Publicly accessible
Directional Cooling-Induced Fracturing (DCIF) experiments were conducted on three rectangular Westerly granite blocks (width=depth=4.0", height=2.0") which were preheated to 200, 400, and 600 degree C to induce damage (microcracks) with varying degrees. Liquid nitrogen was poured...
Authors
Nakagawa, S. Lawrence Berkeley National Laboratory
geothermalenergydirectional cooling induced fracturingdcifdirectional cooling-induced fracturingdamage effect testfracturemicrocrackthermal stressacoustic emissionaccousticsthermal fracturefailure testraw dataprocessed datastressbiaxial stresswesterly graniteborehole damage effecttestwesterlygranite

GeoRePORT Protocol and Spreadsheet Template

Sep 30, 2019
12.26 MB
Publicly accessible
The Geothermal Resource Portfolio Optimization and Reporting Technique (GeoRePORT) was developed with funding from the U.S. Department of Energy Geothermal Technologies Office to assist in identifying and pursuing long-term investment strategies through the development of a resour...
Authors
Kolker, A. et al National Renewable Energy Laboratory
geothermalenergyapplicationsoftwaretoolresourceassessmentsocialtechnicaleconomicfeasibilityprotocolgeoreportsociotechnoreportinggradeexplorationinputproject readinessportfoliooptimizationworksheet

Microcosm Shaker Test for Determining the Amount of Ligand Bleed from Media #1 at Various Temperatures and pH's

Sep 18, 2015
195.79 kB
Publicly accessible
This PDF outlines the experiments for determining the amount of ligand bleed from our Media #1 at various temperatures and pH's.
Authors
Garland, G. Tusaar Corp.
geothermalshaker testligand bleedelevated temperaturevarying phmedia 1geothermal mineral recoveryremoval media stabilityshaker bath testgeothermal mineral recovery media stability

Deep Direct-Use Feasibility Study Computed Tomography (CT)-scanned data Analysis for the Tuscarora Sandstone at the National Energy Technology Laboratory

Jan 10, 2020
40.99 GB
Publicly accessible
The computed tomography (CT) facilities at the National Energy Technology Laboratory (NETL) Morgantown, West Virginia site were used to characterize core of the Tuscarora Sandstone from a vertical well in Preston County WV, the Preston-119 from a depth of 7,165 to 7,438 ft. The pr...
Authors
Brown, S. et al West Virginia University
geothermalenergyappalachian basinwvuwvgestuscarora sandstonecomputed tomographyimage jctct scannercharacterizationcore sampleslithologydensity valuesddudeep direct usefeasibilitycorepres-119preston 119clay 513harrison 79fracture volume

Utah FORGE 6-3712: Curated and Fused 2022 and 2024 Stimulation Injection Datasets and Processing Report February 2026

Feb 25, 2026
155 MB
Publicly accessible
This submission contains curated injection parameter datasets from the 2022 and 2024 stimulation experiments conducted at the Utah FORGE site, along with the report documenting the data processing workflow. The datasets were developed as part of Project 6-3712: Probabilistic Estim...
Authors
Williams, J. et al Global Technology Connection, Inc.
geothermalenergyinduced seismicityinjection parametersdatasetstimulationutah forgeegsstimulation experimentinjection datatreating pressureslurry rateclean ratecumulative injected volumeinflow rateflowbacktime-series dataprocessed datahydraulic stimulationfeomechanics

Magnetotelluric Data Collected in 2016 over the San Emidio Geothermal Field in Nevada

Nov 09, 2016
132.47 MB
Publicly accessible
This data set includes the magnetotelluric (MT) data collected from October 21 to November 9, 2016 over the San Emidio geothermal field in Nevada by Quantec Geoscience USA Inc. on behalf of US Geothermal Inc. as part of a project entitled "A Novel Approach to Map Permeability Usi...
Authors
Folsom, M. et al Ormat Technologies, Inc.
geothermalenergywholescalewaterholeobservationstresssystemspatialtemporalphysicsmodelinghydrologicthermalmechanicalprocessed datageophysicsintegrated geologic modelpassive micro-seismicgravitymagnetotelluricspacific dc intertie
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