$NBRI The Ruby Mine is an underground placer and lode mine located between Downieville and Forest City, in Sierra County, California. It is in the Alleghany-Downieville mining district, a northern extension of the historic Mother Lode system, and situated in the Sierra Nevada foothills south of the Yuba River, approximately 100 miles north of Sacramento and 90 miles west of Reno, NV. The property covers approximately 2,255 acres consisting of the subsurface mineral rights to 2 patented claims comprising 435 acres, and 55 unpatented claims comprising approximately 1,820 acres.