Dataset · Hugging Face

LMucko/crystallography-open-database

Name: crystallography-open-database
Creator: LMucko
License: cc0-1.0
Keywords: task_categories:text-classification, task_categories:feature-extraction, license:cc0-1.0, size_categories:100K<n<1M, format:parquet, modality:tabular, modality:text, library:datasets, library:pandas, library:polars, library:mlcroissant, region:us, crystallography, chemistry, materials-science

Crystallography Open Database (COD) — Full Snapshot A complete mirror of the Crystallography Open Database (COD) as a single Parquet file, combining all crystallographic metadata with the raw CIF file content in one queryable dataset. Snapshot Details Field Value Snapshot date 2026-07-06 Metadata fetched 2026-07-06 18:51 (UTC+2) — 533,486 entries CIF files downloaded 2026-07-06 18:34–21:58 — 533,862 files Total rows 533,486 (metadata) — 411… See the full description on the dataset page: https://huggingface.co/datasets/LMucko/crystallography-open-database.

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Author / organization	LMucko
License (as declared)	cc0-1.0
Downloads	2K (as reported by Hugging Face)
Likes	0
Created	6 July 2026
Last updated at source	6 July 2026

crystallographychemistrymaterials-scienceCIFcrystal-structure

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