Definition of hellandite
: a mineral consisting of a silicate of the cerium metals with aluminum, iron, manganese, and calcium
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of hellandite
German hellandit, from Amund Helland †1918 Norwegian geologist + German -it -ite
Seen and Heard
What made you want to look up hellandite? Please tell us where you read or heard it (including the quote, if possible).