Support Activities for Nonmetallic Minerals (except Fuels) Mining

This U.S. industry comprises establishments primarily engaged in providing support activities, on a contract or fee basis, for the mining and quarrying of nonmetallic minerals (except fuel) and for the extraction of nonmetallic minerals (except geophysical surveying and mapping, site preparation, construction, and… It has no schema of its own: companies here are mapped on the Universal schema, and what it does not cover is recorded as gaps.