← Back to search

Meaning of rietveldite | Babel Free

Noun CEFR C1

Definitions

A orthorhomic mineral containing iron, sulphur, hydrogen, oxygen, and uranium.

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

Rietz riever Rieves rieving RIF RIFA