This README.txt file was generated on <20210630> by ------------------- GENERAL INFORMATION ------------------- 1. Title of Dataset: THERMOCHRONOMETRIC CONSTRAINTS ON CENOZOIC HIMALAYAN EXHUMATION IN UTTARAKHAND, INDIA 2. Author Information First Author Contact Information Name: Spencer Toru Patrick Faculty: Faculty of Science, Department of Earth Science Email: SpencerTP@connect.hku.hk Corresponding Author Contact Information Name: Dr. Neil Ryan McKenzie Faculty: Faculty of Science, Department of Earth Science Email: ryan00@hku.hk Author Contact Information (if applicable) Name: Faculty: Email: --------------------- DATA & FILE OVERVIEW --------------------- Directory of Files: A. Filename: Patrick_2021_data Short description: Sheet 1 - "Litho": Location, sampling time, sample name, zircon and apatite grain yields, and formation/group of 80 geologic hand-samples collected in Uttarakhand, India in 2019. Sheet 2 - "ZHe": Sample name; grain age; 8% propogated error; U, Th, Sm concentrations; [U]e, Th/U ratio, He (nmol/g), grain mass, morphometric correction (Ft), and ESR of 20 samples analyzed through zircon (U-Th)/He thermochronometry at the University of Texas at Austin's UTChron facility in 2020. Additional Notes on File Relationships, Context, or Content (for example, if a user wants to reuse and/or cite your data, what information would you want them to know?): File Naming Convention: AuthorLastName_Year_filetype ----------------------------------------- DATA DESCRIPTION FOR: [Patrick_2021_data] ----------------------------------------- 1. Number of variables: Sheet 1 (Litho): 9; Sheet 2 (ZHe): 13 2. Number of cases/rows: Sheet 1 (Litho): 81; Sheet 2 (ZHe): 99 3. Missing data codes: Code/symbol Null 4. Variable List Sheet 1 (Litho) Name: ID Description: Identifying number for sample (1 - 80) Name: lat Description: Latitude of the sample location in decimal degrees (DD) Name: lon Description: Longitutde of the sample location in decimal degrees (DD) Name: ele Description: Elevation of the sample location in meters (m) Name: time Decription: Time and date of the sample collection following the convention year-month-date-T-hour:minutes:seconds-Z Name: name Description: Sample name following the convention Name: zircon yield (for U-Th/He) Description: Yield from mineral separation of zircon in mg or number of grains when below scale detection limit. Name apatite yield (for U-Th/He) Description: Yield from mineral separation of apatite in mg or number of grains when below scale detection limit. Name: Formation/Group Description: Formation or group name of the sample's tectonostratigraphic origin. Sheet 2 (ZHe) Name: Sample Description: Sample name following the convention "MineralFirstLetter_YearCollected_TransectAbbreviation_Number-GrainNumber" Name: mineral Description: All analyses were run on zircon grains. Name: Age, Ma Description: Corrected single grain age in Ma. Name: err., Ma Description: 8% propogated error in Ma. Name: U (ppm) Description: Uranium concentration in ppm. Name: Th (ppm) Description: Thorium concentration in ppm. Name: 147SM (ppm) Description: 147Samarium concentration in ppm. Name: [U]e Description: Additional uranium metrics. Name: Th/U Description: Thorium to Uranium ratio. Name: He (nmol/g) Description: 4He off-gas volume in nmol/g. Name: mass (ug) Description: Grain mass for Ft correction. Name: Ft Description: Morphometric correction based on grain geometry. Name: ESR Description: Estimated Standard Radius, an additional grain geometry metric for Ft correction. -------------------------- METHODOLOGICAL INFORMATION -------------------------- 1. Software-specific information: Name: LabView NXG Version: v5.1 System Requirements: Cross-platform Open Source? (Y/N): N (if available and applicable) Executable URL: NA Source Repository URL: NA Developer: National Instruments Product URL: https://www.ni.com/en-us/support/downloads/software-products/download.labview-nxg.html#369500 Software source components: C, C++ Additional Notes(such as, will this software not run on certain operating systems?): Custom build version for the UTChron Lab, The University of Texas at Austin. 2. Equipment-specific information: Automated QMS He Extraction Line for (U-Th)/He Dating Manufacturer: Varied, see Additional Notes. Model: NA (if applicable) Embedded Software / Firmware Name: NA Embedded Software / Firmware Version: NA Additional Notes: See "Automated QMS He Extraction Line for (U-Th)/He Dating" section on "https://www.jsg.utexas.edu/utchron-lab/u-th-he-lab/" for breakdown of He Extraction Line components.