Samples and associated geological data are held at the British Geological Survey for Maritime Coastguard Agency (MCA), Civil Hydrography Programme (CHP), Bathymetric Survey HI1336; Riff Bank, Area in SqKm: 27, (28/05/2010 to 20/09/2010), Standard: IHO S44ed5 Order 1a. Contract: RRS. FY 2010/11. Contractor: MMT / NetSurvey.