anthophyllite

English Thesaurus

1. a dark brown mineral of the amphibole group; magnesium iron silicate (noun.substance)

hypernym	:	amphibole,
definition	:	a mineral or mineral variety belonging to the amphibole group (noun.substance)

member meronym	:	amphibole group,
definition	:	a group of minerals with similar crystal structures containing a silicate chain and combinations of chiefly sodium and calcium and magnesium and iron and aluminum (noun.substance)