Meaning of bartonite | Babel Free
/ˈbɑː(ɹ)tənaɪt/Definitions
A tetragonal-ditetragonal dipyramidal black brown mineral containing iron, potassium, and sulfur.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.