Quarry History of NY
What currently remains of the Lake St. Granite Quarry in West Harrison, NY. The Beekman Quarry is perhaps the oldest of the quarries in all of Westchester County. It was worked in the early 1800s, and operative at intervals through the early 1900s. ... Schist rock that was excavated out of NYC. A decade later, in 1984, Mr. Petrillo began ...