Show Summary Details

Quick Reference

Fine-grained, fissile, sedimentary rock composed of clay-sized and silt-sized particles of unspecified mineral composition. The noun may be qualified by an adjective (e.g. black shale, paper shale, and oil shale).

Subjects: Science and Mathematics.

Reference entries

See all related reference entries in Oxford Index »

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.