This BIRGENHEIER_readme20250122.txt file was generated on 20250122 by Madison Golden ------------------- GENERAL INFORMATION ------------------- 1. Title of Dataset Geochemical Method Comparison: REE Data for Cretaceous-Aged Coal-Bearing Rocks in Utah and Western Colorado 2. Author Information Principal Investigator Contact Information Name: Lauren Birgenheier Institution: University of Utah Department: Geology and Geophysics Address: 115 S 1460 E, Salt Lake City, UT 84112 Email: lauren.birgenheier@utah.edu ORCID: 0000-001-6951-0939 Associate or Co-investigator Contact Information Name: Haley Coe Institution: University of Utah Department: Geology and Geophysics Address: 115 S 1460 E, Salt Lake City, UT 84112 Email: haley.coe@utah.edu ORCID: 0009-0002-6233-8747 Associate or Co-investigator Contact Information Name: Diego Fernandez Institution: University of Utah Department: Geology and Geophysics Address: 115 S 1460 E, Salt Lake City, UT 84112 ORCID: 0000-0002-4727-5031 Associate or Co-investigator Contact Information Name: Peyton Fausett Institution: University of Utah Department: Geology and Geophysics Address: 115 S 1460 E, Salt Lake City, UT 84112 ORCID: 0009-0002-9085-9048 Associate or Co-investigator Contact Information Name: Emma Morris Institution: Lamar University Department: Earth and Space Sciences Address: 4400 S M L King Jr Pkwy, Beaumont, TX 77705 ORCID: 0000-0001-6709-8354 Associate or Co-investigator Contact Information Name: Ryan Gall Institution: Utah Geological Survey ORCID: 0009-0005-7663-9809 Associate or Co-investigator Contact Information Name: Michael Vanden Berg Institution: Utah Geological Survey ORCID: 0000-0003-1230-512X Associate or Co-investigator Contact Information Name: Andrew Giebel Institution: Colorado Geological Survey ORCID: Associate or Co-investigator Contact Information Name: Michael Free Institution: University of Utah ORCID: 3. Date of data collection (single date, range, approximate date) 20220523 to 20240412 4. Geographic location of data collection (where was data collected?): Uinta Basin, Piceanse Basin, Salt Lake City 5. Information about funding sources that supported the collection of the data: DE-FE0032046 -------------------------- SHARING/ACCESS INFORMATION -------------------------- 1. Licenses/restrictions placed on the data: Public Domain - This data is free of copyright restrictions (e.g., government sponsored data) 2. Links to publications that cite or use the data: NA 3. Links to other publicly accessible locations of the data: NA 4. Links/relationships to ancillary data sets: NA 5. Was data derived from another source? No 6. Recommended citation for the data: Birgenheier, Lauren, et al. "Geochemical Method Comparison: REE Data for Cretaceous-Aged Coal-Bearing Rocks in Utah and Western Colorado". (2025). The Hive. doi.org//10.7278/S5d-xmpj-tq44 --------------------- DATA & FILE OVERVIEW --------------------- 1. File List A. Filename: Total ICP-MS and pXRF - repeated samples averaged Short description: includes geochemical data from every sample included within the study. Samples with multiple geochemical analyses show averaged values. B. Filename: Repeated ICP-MS - individual data Short description: includes all data from two ICP-MS analyses of the same sample. C. Filename: Repeated whole rock pXRF - individual data Short description: includes the individual data from whole rock samples with multiple pXRF analyses. D. Filename: Repeated powder pXRF - individual data Short description: includes the individual data from powder samples with multiple pXRF analyses. E. Filename: Total MC-G-07 pXRF - repeated samples averaged Short description: includes all pXRF data from every sample within the MC-G-07 transect. Samples with multiple geochemical analyses show averaged values. F. Filename: Repeated MC-G-07 pXRF - individual data Short description: includes individual data from the samples with multiple pXRF analyses from the MC-G-07 transect. 2. Relationship between files: The data from these files contributes to the comparison of precision between ICP-MS and pXRF analyses. 3. Additional related data collected that was not included in the current data package: NA 4. Are there multiple versions of the dataset? yes/no No -------------------------- METHODOLOGICAL INFORMATION -------------------------- 1. Description of methods used for collection/generation of data: Data collected through pXRF and ICP-MS analysis. Protocols modeled after Coe et al., 2024: https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2024.1381152/full 2. Methods for processing the data: This data is pulled directly from the machinery. 3. Instrument- or software-specific information needed to interpret the data: This data does not require specific software. 4. Standards and calibration information, if appropriate: NA 5. Environmental/experimental conditions: This data was gathered either within the Utah Core Research Center, the University of Utah's ICP-MS Lab, or a dedicated workspace within the University of Utah. There are no environmental or experimental variables. 6. Describe any quality-assurance procedures performed on the data: The pXRF was calibrated after every 20 analyses using a silica blank and a 2711A Montana II Soil SRM. 7. People involved with sample collection, processing, analysis and/or submission: Logan Ashurst-McGee and Nicholas Bailey from the University of Utah ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Total ICP-MS and pXRF - repeated samples averaged_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 81 2. Number of cases/rows: 231 3. Variable List A. Name: ICP-MS lab ID Description: the label of the sample per the ICP-MS lab B. Name: Sample ID Description: the label of the sample C. Name: Lithology (expanded) Description: the lithology of the sample in specific terms D. Name: Lithology (collapsed) Description: the lithology of the sample in general terms E: Name: ash % Description: the mineral percentage of the sample post incineration F. Name: ICP-MS # repeated Description: the number of ICP-MS analyses, if the sample has multiple analyses G: Name: Sc - ICP-MS Description: the ICP-MS Scandium value of the sample in ppm H. Name: Sc ICP-MS error % Description: the instrument error of the sample's ICP-MS Sc value reported in a percentage I. Name: Sc ICP-MS error Description: the instrument error of the sample's ICP-MS Sc value reported in a value J-BB. The pattern of data similar to G-I for all elements reported by the ICP-MS BC. Name: TREE - ICP-MS Description: the sum of ICP-MS REE values of the sample BD. Name: ICP-MS Y-Nd (ppm) Description: the sum of REE values of the sample, but filtered to pXRF-detectable elements (Yttrium through Neodymium) BE. Name: pXRF # averaged WR Description: the number of samples averaged per a specific sample depth, only relevant for the MC-G-07 transect BF. Name: pXRF # repeated WR Description: the number of pXRF analyses for a whole rock sample, if the sample has multiple analyses BG. Name: Y - pXRF WR Description: the pXRF Yttrium value of the whole rock sample in ppm BH. Name: Y Error pXRF WR Description: the instrument error of the whole rock sample's pXRF Yttrium value BI-BP. The pattern of data similar to BG-BH for all elements reported by the pXRF BQ. Name: TREEs pXRF WR Description: the sum of pXRF REE values of the whole rock sample BR. Name: pXRF # repeated P Description: the number of pXRF analyses for a powder sample BS. Name: Y - pXRF P Description: the pXRF Yttrium value of the powder sample in ppm BT. Name: Y Error pXRF P Description: the instrument error of the powder sample's pXRF Yttrium value BU-CB. The pattern of data similar to BS-BT for all elements reported by the pXRF CC. Name: TREEs pXRF P Description: the sum of pXRF REE values of the powder sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements; WR - whole rock ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Repeated ICP-MS - individual data_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 22 2. Number of cases/rows: 3 3. Variable List A. Name: ICP-MS lab ID Description: the label of the sample per the ICP-MS lab B. Name: Sample ID Description: the label of the sample C. Name: Lithology (expanded) Description: the lithology of the sample in specific terms D. Name: Lithology (collapsed) Description: the lithology of the sample in general terms E: Name: ash % Description: the mineral percentage of the sample post incineration F. Name: Sc - ICP-MS Description: the ICP-MS Scandium value of the sample in ppm G: Name: Y - ICP-MS Description: the ICP-MS Yttrium value of the sample in ppm H. Name: La - ICP-MS Description: the ICP-MS Lanthanum value of the sample in ppm I. Name: Ce - ICP-MS Description: the ICP-MS Cerium value of the sample in ppm J. Name: Pr - ICP-MS Description: the ICP-MS Praesodymium value of the sample in ppm K. Name: Nd - ICP-MS Description: the ICP-MS Neodymium value of the sample in ppm L. Name: Sm - ICP-MS Description: the ICP-MS Samarium value of the sample in ppm M. Name: Eu - ICP-MS Description: the ICP-MS Europium value of the sample in ppm N. Name: Gd - ICP-MS Description: the ICP-MS Gadolinium value of the sample in ppm O. Name: Tb - ICP-MS Description: the ICP-MS Terbium value of the sample in ppm P. Name: Dy - ICP-MS Description: the ICP-MS Dysprosium value of the sample in ppm Q. Name: Ho - ICP-MS Description: the ICP-MS Holmium value of the sample in ppm R. Name: Er - ICP-MS Description: the ICP-MS Erbium value of the sample in ppm S. Name: Tm - ICP-MS Description: the ICP-MS Thulium value of the sample in ppm T. Name: Yb - ICP-MS Description: the ICP-MS Ytterbium value of the sample in ppm U. Name: Lu - ICP-MS Description: the ICP-MS Lutetium value of the sample in ppm V. Name: TREE - ICP-MS Description: the sum of ICP-MS TREE values of the sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Repeated whole rock pXRF - individual data_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 15 2. Number of cases/rows: 224 3. Variable List A. Name: ICP-MS lab ID Description: the label of the sample per the ICP-MS lab B. Name: Sample ID Description: the label of the sample C. Name: Lithology (expanded) Description: the lithology of the sample in specific terms D. Name: Lithology (collapsed) Description: the lithology of the sample in general terms E: Name: Y - pXRF WR Description: the pXRF Yttrium value of the whole rock sample in ppm F. Name: Y Error pXRF WR Description: the instrument error of the whole rock sample's pXRF Yttrium value G-N. The pattern of data similar to E-F for all elements reported by the pXRF O. Name: TREEs pXRF WR Description: the sum of pXRF REE values of the whole rock sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements; WR - whole rock ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Repeated powder pXRF - individual data_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 14 2. Number of cases/rows: 62 3. Variable List A. Name: ICP-MS lab ID Description: the label of the sample per the ICP-MS lab B. Name: Sample ID Description: the label of the sample C. Name: Lithology (collapsed) Description: the lithology of the sample in general terms D. Name: Y - pXRF P Description: the pXRF Yttrium value of the powder sample in ppm E. Name: Y Error pXRF P Description: the instrument error of the powder sample's pXRF Yttrium value F-M. The pattern of data similar to D-E for all elements reported by the pXRF N. Name: TREEs pXRF P Description: the sum of pXRF REE values of the powder sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements; WR - whole rock ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Spatial grid pXRF_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 14 2. Number of cases/rows: 42 3. Variable List A. Name: Sample ID Description: the label of the sample B. Name: Lithology (expanded) Description: the lithology of the sample in specific terms C. Name: Lithology (collapsed) Description: the lithology of the sample in general terms D. Name: Y - pXRF WR Description: the pXRF Yttrium value of the whole rock sample in ppm E. Name: Y Error pXRF WR Description: the instrument error of the whole rock sample's pXRF Yttrium value F-M. The pattern of data similar to D-E for all elements reported by the pXRF N. Name: TREEs pXRF WR Description: the sum of pXRF REE values of the whole rock sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements; WR - whole rock ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Total MC-G-07 pXRF - repeated samples averaged_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 15 2. Number of cases/rows: 901 3. Variable List A. Name: Sample ID Description: the label of the sample B. Name: Lithology (expanded) Description: the lithology of the sample in specific terms C. Name: Lithology (collapsed) Description: the lithology of the sample in general terms D. Name: pXRF # repeated WR Description: the number of pXRF analyses for a whole rock sample, if the sample has multiple analyses E. Name: Y - pXRF WR Description: the pXRF Yttrium value of the whole rock sample in ppm F. Name: Y Error pXRF WR Description: the instrument error of the whole rock sample's pXRF Yttrium value G-N. The pattern of data similar to D-E for all elements reported by the pXRF O. Name: TREEs pXRF WR Description: the sum of pXRF REE values of the whole rock sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements; WR - whole rock ------------------------------------------------------------------------------------------------- DATA-SPECIFIC INFORMATION FOR: 20250121_Repeated MC-G-07 pXRF - individual data_Coe.csv ------------------------------------------------------------------------------------------------- 1. Number of variables: 14 2. Number of cases/rows: 336 3. Variable List A. Name: Sample ID Description: the label of the sample B. Name: Lithology (expanded) Description: the lithology of the sample in specific terms C. Name: Lithology (collapsed) Description: the lithology of the sample in general terms D. Name: Y - pXRF WR Description: the pXRF Yttrium value of the whole rock sample in ppm E. Name: Y Error pXRF WR Description: the instrument error of the whole rock sample's pXRF Yttrium value F-M. The pattern of data similar to D-E for all elements reported by the pXRF N. Name: TREEs pXRF WR Description: the sum of pXRF REE values of the whole rock sample 4. Missing data codes: NA 5. Specialized formats of other abbreviations used pXRF - portable x-ray fluorescence; ICP-MS - inductively coupled plasma-mass spectrometry; REEs - rare earth elements; TREEs - total rare earth elements; WR - whole rock