The EarthChem Library is a data repository that archives, publishes and makes accessible data and other digital content from geoscience research (analytical data, data syntheses, models, technical reports, etc). 

Open Access

Access to data in the EarthChem Library is open and free for use under the terms of the Creative Commons license BY-NC-SA 3.0.

Long-Term Archive

The EarthChem Library guarantees long-term availability of its content through collaboration with the Columbia University Libraries Digital Program.

Data Registration with DOI

Datasets in the Library can be identified, shared, published and cited by using a Digital Object Identifier (DOI). The EarthChem Library is part of IEDA, a publication agent with the DataCite consortium. Learn more about how to cite EarthChem data.

Data Submission

The EarthChem Library offers online data submission. If you want to submit data to the Library, please view our video tutorials on YouTube or check the EarthChem Library Submission Guidelines. Access to submitted datasets can be restricted for a period of up to 2 years.

NSF Investigator Support

Datasets submitted to the EarthChem Library can be linked to NSF award numbers upon submission. Investigators can use the IEDA Data Compliance Report tool to prepare reports about submitted datasets to demonstrate compliance with NSF Data Policies.

See the full IEDA EarthChem Data Publication Policy here. 

Check out new EarthChem Library features and enhancements in the ECL Release Notes.

Version 3.6.3 (August 10, 2018)