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Meaning of rruffite | Babel Free

Noun CEFR B2

Definitions

A mineral with the chemical formula Ca₂Cu(AsO₄)₂·2H₂.

uncountable

CEFR level

B2

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

See also

RRV RS RS-232 RS-MMC RSA RSA number