Avalon Announces Public Offering of Up to $5M

Avalon Rare Metals Inc.

and (NYSE MKT:

) ("Avalon" or the "Company") is pleased to announce that it has entered into an agency agreement with Secutor Capital Management Corp. ("Secutor"), pursuant to which Secutor will act as agent on a best efforts basis in an offering of units of the Company (the "Units") and flow-through shares of the Company (the "Flow-Through Shares") for up to $5 million in gross proceeds (the "Offering"). The Offering is comprised of up to 7,352,941 Units at a price of $0.34 per Unit, and up to 6,410,256 Flow-Through Shares at a price of $0.39 per Flow-Through Share. Each Unit consists of one common share (a "Unit Share") and one-half of one non-transferrable common share purchase warrant (each whole warrant, a "Warrant"). Each Warrant entitles the holder to purchase one common share of the Company at a price $0.425 per share, for a period of 18 months following the issuance of the Warrants. Each Flow-Through Share will qualify as a "flow-through share" within the meaning of the Income Tax Act (Canada). The Company intends to use the gross proceeds from the sale of the Flow-Through Shares for work on three mineral properties: the Nechalacho Rare Earth Elements Project, the East Kemptville Tin-Zinc-Copper-Indium Project and the Separation Rapids Lithium Minerals Project, and the net proceeds from the sale of the Units for working capital and general corporate purposes. The Corporation has granted Secutor an option (exercisable in whole or in part, in Secutor's sole discretion), for a period of 30 days from closing of the Offering to purchase up to an additional 2,064,479 Units at a price of $0.34 to cover over-allotments, if any, and for market stabilization purposes. The Offering is expected to close on or before May 12, 2015, subject to customary closing conditions, including the conditional approval of the Toronto Stock Exchange and the NYSE MKT. The Offering is being made outside of the United States by way of a prospectus supplement dated April 29, 2015 to the Canadian base shelf prospectus dated September 10, 2013. The prospectus supplement relating to the Offering has been filed with the applicable provinces and territories in Canada and is available on SEDAR at www.sedar.com. The prospectus supplement forms part of the shelf registration statement filed with the United States Securities and Exchange Commission (the "SEC"), File No. 333-190771, which was declared effective by the SEC on September 12, 2013, and will be filed with the SEC pursuant to General Instruction II.L. of Form F-10 under the U.S. Securities Act registering for distribution under the U.S. Securities Act the Unit Shares, Warrants and Flow-Through Shares and will be available at the SEC's website www.sec.gov. This press release shall not constitute an offer to sell or solicitation of an offer to buy these securities, and these securities may not be offered or sold in any jurisdiction in which their offer or sale would be unlawful.