"Within a diversified portfolio of resource stocks, I like to have some small bets on the little guys," says Curtis Hesler, a noted authority on natural resource investing and the editor of The Professional Timing Service.

"Some of the smaller and, admittedly, more speculative exploration companies did not follow the mining sector during the August-November rally. This is not unprecedented.

"This failure to 'join the party' reminds one of what happened in 2005 when the lower tier gold miners failed to participate (some crashed severely) while the majors were strong. Most of them more than made up for it during 2006 when the mining stocks surged again.

"Everyone has a different financial circumstance, so you will have to decide what a prudent wager on these will be for you individually. There is risk here, but the juniors certainly do beat buying call options, and they do apppear to be poised for superior performance in 2008.

"Currently, I favor Taseko (ASE: TGB) and Great Basin Gold (ASE: GBN). They are our most recent lower tier recommendations They are buys at $4.50 and $2.45, respectively.