Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: amphibole group  'am-fi,bówl groop
  1. A group of minerals with similar crystal structures containing a silicate chain and combinations of chiefly sodium and calcium and magnesium and iron and aluminium

Derived forms: amphibole groups

Type of: mineral

Encyclopedia: Amphibole group