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Meaning of harkerite | Babel Free

Noun CEFR B2

Definitions

A trigonal-hexagonal scalenohedral colorless mineral containing aluminum, boron, calcium, carbon, hydrogen, magnesium, oxygen, and silicon.

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

Harkey Harki Harkin Harking Harkins Harkle