Columbium (Noun)
Meaning
A former name for niobium.
Classification
Nouns denoting substances.
Examples
- Columbium was a name given to the element now known as niobium when it was first discovered in the early 19th century.
- The name columbium was derived from the mineral columbite, which was the primary source of the element.
- Columbium was the name used in the United States for many years, while the rest of the world used the name niobium.
- In 1949, the name columbium was officially changed to niobium by the International Union of Pure and Applied Chemistry.
- Although the name columbium is no longer officially used, it is still sometimes found in older texts and references.