68e07382-e37f-40f9-b15e-8e92d7d6cdd2 urn:uuid en UTF-8 nonGeographicDataset nonGeographicDataset 2025-06-23T04:36:25 creation ISO 19115 2016 Depth to Base Phanerozoic 1:2 500 000 68e07382-e37f-40f9-b15e-8e92d7d6cdd2 The depth to base Phanerozoic map shows estimated depth to the base of Phanerozoic sedimentary rocks over Western Australia. Contours were derived from calculations of the estimated thickness of the sedimentary succession, from geophysical modelling in selected areas, from assorted published and unpublished maps and diagrams, and from the framework provided by the Basins Subdivisions of W.A. map. Compilation scale was primarily 1:2 500 000. {"type":"MultiPolygon","coordinates":[[[[129,-12], [129,-36], [112,-36], [112,-12], [129,-12]]]]} 112.0 129.0 -36.0 -12.0 2 500 000 Geology Geoscience Mine Mining Petroleum Depth to Base Phanerozoic 1:2 500 000 documentDigital The depth to base Phanerozoic map shows estimated depth to the base of Phanerozoic sedimentary rocks over Western Australia. Contours were derived from calculations of the estimated thickness of the sedimentary succession, from geophysical modelling in selected areas, from assorted published and unpublished maps and diagrams, and from the framework provided by the Basins Subdivisions of W.A. map. Compilation scale was primarily 1:2 500 000. SHP TAB