English
manganophyllite
From mangano- + phyllite.
Formed from mangano- + phyllite
Proto-Indo-European *bʰleh₃- ‘leaf, blossom, flower’
Proto-Indo-European *bʰol-yom
Ancient Greek φῠ́λλον ‘leaf’
English phyllite
Today it means
noun A manganese-rich variety of the mica mineral biotite.
Language periods are conventional ranges, not dates for this word.
Etymograph / manganophyllite