noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A shiny black radioactive mineral that contains a complex mixture of rare earth oxides countable, uncountable
2. 2
   a complex black mineral occurring in pegmatites wordnet

Synonyms

All synonyms

ampangabeite

Etymology

After Vasilii Evgrafovich Samarsky-Bykhovets in 1847.

Related phrases

rare earth

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.