What was the mother lode in the gold rush ...
Jun 26, 2022Mother Lode Country, gold rush belt, stretching through the Sierra Nevada foothills in central California, About 150 miles (240 km) long but only a few miles wide, it extended north and northwest from the vicinity of Mariposa through Tuolumne, Calaveras, Amador, El Dorado, Placer, and Nevada counties.