Definition that contains amphibole group
- amphibole a mineral or mineral variety belonging to the amphibole group
- anthophyllite a dark brown mineral of the amphibole group; magnesium iron silicate
- hornblende a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron
- actinolite a green mineral of the amphibole group; calcium magnesium iron silicate
- tremolite a white or pale green mineral (calcium magnesium silicate) of the amphibole group used as a form of asbestos