From WebRef.orgJump to navigationJump to search
- An ancient term for ironstone, North Staffordshire, U.K.
- A large crystalline mass of limestone containing coral in position of growth, surrounded by shale and impure bedded limestone. See also: caballa ball
- A nodule or large rounded lump of rock in a stratified unit; specif. an ironstone nodule in a coal measure. Syn: ball
Source: Dictionary of Mining, Mineral, and Related Terms
Sponsor: Hungry for the excitement of Japan? Click here to experience Japanese flavors every month with TokyoTreat!