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Meaning of brownmillerite | Babel Free

Noun CEFR C2

Definitions

A mineral with the chemical formula Ca₂(Al,Fe⁺⁺⁺)₂O₅, found in metamorphosed limestone.

CEFR level

C2

Mastery
This word is part of the CEFR C2 vocabulary — mastery level.

See also

Brownness brownnose brownnoser brownout Brownrigg Browns