12 December 2013
Avalon Rare Metals Inc. (TSX:AVL)(NYSE MKT:AVL) ("Avalon" or the "Company") is pleased to report that metallurgical process optimization work on its Nechalacho Rare Earth Elements ("REE") Project, Thor Lake, NWT (the "Nechalacho Project") is yielding improved flotation and hydrometallurgical recoveries, which are expected to beneficially impact project economics.