Meaning of franklinfurnaceite | Babel Free
Definitions
A monoclinic-sphenoidal dark brown mineral containing aluminum, calcium, hydrogen, iron, manganese, oxygen, silicon, and zinc.
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.