clay ironstone
Also found in: Dictionary.
clay ironstone
[′klā ′ī·ərn‚stōn] (petrology)
A clayey rock containing large quantities of iron oxide, usually limonite.
A clayey-looking stone occurring among carboniferous and other rocks; contains 20-30% iron.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Copyright © 2003-2025 Farlex, Inc
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.