CONSOL Energy (CNX -0.46%) is starting to straddle the fence between being a coal company and a natural gas company, with the latter where the money is flowing. The company reported a pretty good fisrt quarter, with total natural-gas production up 24%, primarily in the Marcellus, which added $74 million net income.

In this video, Fool contributor Tyler Crowe and energy and materials analyst Joel South talk about CONSOL's diversification through natural gas, which has brought the company solid earnings organically, not via funky asset sales.