Mt. Diablo Coal Field
Black Diamond Mines, Antioch
Gino Fambrini
Additional Info: Black Diamond

MOUNT DIABLO COAL FIELD

FROM 1860 TO 1906, THIS AREA WAS THE LARGEST COAL MINING DISTRICT IN CALIFORNIA
FIVE TOWNS (NORTONVILLE, SOMERSVILLE, STEWARTVILLE, JUDSONVILLE AND WEST HARTLEY) GREW UP AROUND TWELVE MAJOR MINES. TODAY THE TOWNS ARE GONE, THE BUILDINGS
HAVING BEEN MOVED TO NEARBY COMMUNITIES AFTER THE MINES CLOSED. MINE OPENINGS, TAILINGS, RAILROAD BEDS, AND A PIONEER CEMETERY ARE BEING PRESERVED BY THE
EAST BAY REGIONAL PARK DISTRICT.

CALIFORNIA REGISTERED HISTORICAL LANDMARK NO. 932
PLAQUE PLACED BY THE STATE DEPARTMENT OF PARKS AND RECREATION IN COOPERATION
WITH THE EAST BAY REGIONAL PARK DISTRICT AND JOAQUIN MURRIETA CHAPTER NO. 13
E CLAMPUS VITUS, SEPTEMBER 27, 1980.

THIS PROPERTY HAS BEEN PLACED ON THE NATIONAL REGISTER OF HISTORIC PLACES
BY THE UNITED STATES DEPARTMENT OF THE INTERIOR.