Coal mining companies have had a difficult run of late. And after looking, SunCoke Energy (SXC) is the Zacks Bull of the Day. The divesture of their coal mining business is the major driver behind the recent increase in estimates. Improving EstimatesAs mentioned before, the sale of their coal mining business to Revelation Energy has eliminated one of the company’s biggest headwinds. This will be aided by cheaper coal (via agreement with Revelation Energy), reduced SG&A costs, and decreased exposure to mine related liabilities.