calcareoargillaceous

English

Etymology

calcareo- +‎ argillaceous

Adjective

calcareoargillaceous (not comparable)

1. (geology) Consisting of, or containing, chalk and clay

References

• “calcareo-argillaceous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.