A mining company that currently operates a 132-acre site south of Corona will ask the Board of Supervisors Tuesday to consider its application of “vested rights” to adjacent land — potentially expanding its surface mining operations to almost 1,000 acres, which many area residents oppose.

A mining company that currently operates a 132-acre site south of Corona will ask the Board of Supervisors Tuesday to consider its application of “vested rights” to adjacent land, potentially expanding its surface mining operations to almost 1,000 acres, which many area residents oppose.