Located in the Black Diamond section of Monongahela Pa.
Opened during the Abraham Lincoln presidency
See the original pit mouth, and the ONLY visible mine seal from FDR's failed efforts to stop acidic mine water from entering the waterways.
also see the day to day tools and equipment needed to work a pre mechanized mine along with the amazing local history !
768 East Main Street, Monongahela, Pennsylvania 15063, United States
Monongahela's First Commercial Coal Property! Sold in 1852 as surface coal to Dr Robert Wray of Pittsburgh