Empire Mine State Historic Park

"200/365 ~ Empire Mine State Historic Park" by Ray Bouknight , CC BY 2.0

Empire Mine

State Historic Park - California

Empire Mine State Historic Park is a state-protected mine and park in the Sierra Nevada Mountains in Grass Valley, California, USA. The Empire Mine is one of the oldest, largest, deepest, longest and richest gold mines in California. Between 1850 and its closure in 1956, the Empire Mine produced 5.8 million ounces of gold, extracted from 367 miles (591 km) of underground passages.

featured in

California Pocket Maps

location

maps

Mother Lode - Boundary Map

Boundary Map of the Mother Lode BLM Field Office in California. Published by the Bureau of Land Management (BLM).

Vintage USGS - Chico - 1960

Vintage 1960 USGS 1:250000 map of Chico in California. Published by the U.S. Geological Survey (USGS).

brochures

Empire Mine - Park Brochure

Empire Mine - Park Brochure (español)

https://www.parks.ca.gov/?page_id=499 https://en.wikipedia.org/wiki/Empire_Mine_State_Historic_Park Empire Mine State Historic Park is a state-protected mine and park in the Sierra Nevada Mountains in Grass Valley, California, USA. The Empire Mine is one of the oldest, largest, deepest, longest and richest gold mines in California. Between 1850 and its closure in 1956, the Empire Mine produced 5.8 million ounces of gold, extracted from 367 miles (591 km) of underground passages.