title: Diorites from the Mid-Atlantic Ridge at 45{degrees}N.
abstract: Diorites, associated with basalts, basalt breccias, and serpentinized peridotites, occur in situ on the faulted scarps of two seamounts from the western High Fractured Plateau of the Mid-Atlantic Ridgeat 45 degrees N.
authors.forename: F
authors.initials: F
authors.lastname: Aumento