GSNI GeoIndex Mineral Occurrences

Mineral Occurrences These data constitute the mineral occurrences in Northern Ireland recorded in Geological Survey of Northern Ireland publications. This index will be updated periodically with the addition of exploration data released from confidentiality under the terms of the Mineral Development Act (NI) 1969. Further information on this data set is available from GSNI (Contact Mark Patton, e-mail: mark.patton@detini.gov.uk).