Exhibit 24.1

MOLYCORP, INC.
REGISTRATION STATEMENT ON FORM S-1
POWER OF ATTORNEY

     Each of the undersigned directors and officers of Molycorp, Inc., a Delaware corporation (the “Registrant”), hereby constitutes and appoints each of Mark A. Smith, James S. Allen and John F. Ashburn, Jr., with full power of substitution and resubstitution, as the true and lawful attorney-in-fact or attorneys-in-fact of the undersigned to execute and file with the Securities and Exchange Commission under the Securities Act of 1933 one or more registration statement(s) on Form S-1 relating to the registration of the offering for sale and sale of shares of common stock of the Registrant by certain stockholders of the Registrant, with any and all amendments, supplements and exhibits thereto, including pre-effective and post-effective amendments or supplements or any additional registration statement filed pursuant to Rule 462 promulgated under the Securities Act of 1933, with full power and authority to do and perform any and all acts and things necessary, appropriate or desirable to be done in the premises, or in the name, place and stead of the undersigned, as fully to all intents and purposes as such person might or could do in person, hereby ratifying and approving all that said attorneys-in-fact or any of them and any substitute therefor may lawfully do or cause to be done by virtue thereof.

     This Power of Attorney may be executed in multiple counterparts, each of which shall be deemed an original with respect to the person executing it.

     Executed as of this 24th day of May 2011.

Signature		Title
/s/ Mark A. Smith   Mark A. Smith		President, Chief Executive Officer and Director (Principal Executive Officer)
/s/ James S. Allen   James S. Allen		Chief Financial Officer (Principal Financial and Accounting Officer)
/s/ Russell D. Ball   Russell D. Ball		Director
/s/ Ross R. Bhappu   Ross R. Bhappu		Director
/s/ Brian T. Dolan   Brian T. Dolan		Director
/s/ Charles R. Henry   Charles R. Henry		Director
/s/ Mark S. Kristoff   Mark S. Kristoff		Director
/s/ Alec Machiels   Alec Machiels		Director
/s/ Jack E. Thompson   Jack E. Thompson		Director