Set of CAN-LKSD-1, CAN-LKSD-2, CAN-LKSD-3 and CAN-LKSD-4CAN-LKSD-1 - CAN-LKSD-1-4A set of four different samples from CANMET, designed to provide a representative selection of the type of sediments likely to be found within a continental shield region. Th