NoraResearchLab/cmibs-critical-metals-black-shales

Quick Links GitHub Hugging Face LinkedIn X CMIBS — Global Geochemical Database for Critical Metals in Black Shales 451,472 samples, 4,177,965 measurements, global coverage (seven continents), 1961-2014. Modernized from the USGS ScienceBase data release into two linked GeoParquet tables for AI, API, and GIS use. Contents geoparquet/samples.parquet — one row per sample: identifying/metadata columns, latitude, longitude, point… See the full description on the dataset page: https://huggingface.co/datasets/NoraResearchLab/cmibs-critical-metals-black-shales.