Black Diamond Mines

Somersville Rd. SE of Antioch
Antioch, California

Historic Document

Black Diamond Mines is located in Contra Costa County, California certified as a historic location on Wednesday October 02, 1991. This location is a protected historic place because of historical significance relating to Domestic, Industry/Processing/Extraction, Funerary, more specifically a Village Site, Cemetery, Extractive Facility. Black Diamond Mines was nominated by as a historic location by State Government based on Event, Architecture/Engineering, Information Potential and its significance in Industry, Historic - Non-Aboriginal, Engineering, European, Social History.

Black Diamond Mines Information

Other Name: Black Diamond Mines Regional Preserve
Ownership Type: Local
Type of Resource: District
Cultural Affiliation: Welsh
Level of Governmental Significance: State
Restricted Archeological Site: Not Listed as a Restricted Site

Black Diamond Mines Size Data

Acres occupied by this site: 20780
Number of historically contributing buildings: 0
Number of historically contributing sites: 3
Number of historically contributing structures: 0
Number of historically contributing objects: 0
Number of noncontributing buildings: 15
Number of noncontributing sites: 0
Number of noncontributing structures: 0
Number of noncontributing objects: 0
Related Sections:
Antioch Historic Locations Contra Costa County Historic Locations California Historic Locations