Bedrock Manhattan

manhattan schist outcropping in central park

the bedrock underlying of manhattan mica schist known manhattan schist. strong, competent metamorphic rock created when pangaea formed. suited foundations of tall buildings. in central park, outcrops of manhattan schist occur , rat rock 1 rather large example.

geologically, predominant feature of substrata of manhattan underlying bedrock base of island rises considerably closer surface near midtown manhattan, dips down lower between 29th street , canal street, rises toward surface again in lower manhattan. has been believed depth bedrock primary underlying reason clustering of skyscrapers in midtown , financial district areas, , absence on intervening territory between these 2 areas. however, research has shown economic factors played bigger part in locations of these skyscrapers.