CERIUM, n. A metal recently discovered in Sweden, in the mineral cerate, and so called rom the planet Ceres. It is of great specific gravity. Its color a grayish white and its texture lamellar.
A metal discovered in Sweden, in the mineral cerite, and so called from the planet Ceres. It is of a great specific gravity. Its color a grayish white, and its texture lamellar. – Dict. of Nat. Hist.
- A rare metallic element,
occurring in the minerals cerite, allanite, monazite, etc.
Symbol Ce. Atomic weight 141.5. It resembles iron in color and
luster, but is soft, and both malleable and ductile. It tarnishes
readily in the air.