Robert Ludlum's The Bourne Dominion by Eric Van Lustbader

Robert Ludlum's (TM) The Bourne Dominion (Jason Bourne) - The UShas a large resource of rare earths.  The earth's latest energy source.  However, because of the cost to mine the ore, the US has been buying foreign rare earths.  Recently, the biggest sorce in the world, China, has restricted its export of the commodity.  Jason Bourne, in his quest to help a friend, finds himself working to prevent the takeover of the US mine by foreign powers.  In Russia, Bourne's friend, General Boris Karpov, is forced to hunt Bourne to kill him