Look at the core of the company. Mining coal for electrical generation, on long term contracts. Pretty damn stable, even in current times. Nickel prices are horrible, true. But these cycles come and go, and excess nickel capacity is shutting down rapidly worldwide. If China successfully re-inflates their economy, being the largest consumer, then the price of nickel will be up again. And they're slowing down Ambatovy spending.
If I had any money I'd be buying.