Refer to the input text as context and select the correct relationship between 'Freeport McMoRan' and 'Mining' from the available options.
Options: industry, headquarters location, distributed by, location of formation

Freeport McMoRan Inc. and Newmont Mining Corp. plummeted more than 26 percent, while Ensco Plc and Consol Energy Inc. lost more than 24 percent.
industry