IRONSTONE
Source: 567
I″ron‐stone′ (?), n. A hard, earthy ore of iron. Clay ironstone. See under Clay. — Ironstone china, a hard white pottery, first made in England during the 18th century.
Source: 567
I″ron‐stone′ (?), n. A hard, earthy ore of iron. Clay ironstone. See under Clay. — Ironstone china, a hard white pottery, first made in England during the 18th century.