Molycorp to Webcast Analyst Day

Molycorp, Inc. (NYSE: MCP), the Western hemisphere's only producer of
rare earth oxides (REO) and the largest REO producer outside of China,
announced that it will host its Fall 2011 Analyst and Investor Meeting
on Thursday, October 20, 2011 at its Mountain Pass, California Rare
Earth Facility. Investors may access a live audio webcast and
presentation from this event from 12:15 p.m. - 1:15 p.m. EDT at http://www.talkpoint.com/viewer/starthere.asp?Pres=137261.

A replay of this webcast will be available in the Investor Calendar of
Events section of the Company's web site at: http://www.molycorp.com/Investors.aspx.

About Molycorp, Inc.

With offices in the U.S., Europe, and Japan, Molycorp, Inc. is the only
rare earth oxide (REO) producer in the Western Hemisphere and the
largest REO producer outside of China. In addition to its current
production of rare earth oxides at its flagship rare earth mine and
processing facility at Mountain Pass, California, the Company produces
rare earth metals, rare earth alloys (such as neodymium-iron-boron and
samarium-cobolt alloys) and rare metals such as niobium and tantalum.
The rare earths and rare metals Molycorp produces are critical inputs in
existing and emerging applications including: clean energy technologies,
such as hybrid and electric vehicles and wind power turbines; multiple
high-tech uses, including fiber optics, lasers and hard disk drives;
numerous defense applications, such as guidance and control systems and
global positioning systems; advanced water treatment technology for use
in industrial, military and outdoor recreation applications; and other
technologies. For more information please visit www.molycorp.com.

Molycorp, Inc.

Media Relations

Jim Sims, +1
303-843-8062

Vice President Corporate Communications

inquiries@molycorp.com

or

Investor
Relations

Brian Blackman, +1 303-843-8067

Senior Manager,
Investor Relations

IR@molycorp.com