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Meaning of cryptomelane | Babel Free

Noun CEFR C1

Definitions

A monoclinic-prismatic mineral containing manganese, oxygen, and potassium.

CEFR level

C1

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

See also

cryptomenorrhea cryptomeria cryptomerin cryptomillionaire cryptominer cryptomining