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Meaning of orthorhombic pyroxene | Babel Free

Noun CEFR B2

Definitions

Any of a group of minerals having the general formula XYSi₂O₆ in which X is iron or magnesium and Y is iron or manganese.

CEFR level

B2

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

See also

orthorhombicity orthoroentgenogram orthoroentgenography orthorrhaphan orthorubulavirus orthoscope