00000nam 2200000za 4500 9.839827 CaOODSP 20230906113140 cr ||||||||||| 170718s2017 oncab ob f000 0 eng d CaOODSP eng n-cn--- M41-11/65-2017E-PDF Developing the bedrock layer for Canada 3-D [electronic resource] : the Precambrian-Phanerozoic boundary / E.A. de Kemp ... [et al.]. [Ottawa] : Natural Resources Canada, 2017. [1] p. : col. ill., maps (mostly col.) Geological Survey of Canada, scientific presentation ; 65 Caption title. "Presented at Joint Annual Meeting of Geological Association of Canada–Mineralogical Association of Canada. Date presented: May 13-17, 2017." Includes bibliographical references. “One of the most significant tectonostratigraphic features of the geology of Canada is the boundary separating 'cover' rocks of the Phanerozoic Eon and older 'basement' rocks; dominantly metamorphic and crystalline rocks of the Precambrian shield. In the context of the Canada-3D initiative to develop a 3D geological model of Canada from the surface to the Moho, we have begun to integrate data constraints for modelling this boundary, including geological map, drillhole and seismic data. The 3D surface development is being undertaken through the application of data (geostatistical, implicit modelling (GOCAD/SKUA and SURFE) and knowledge (SPARSE) driven methods. More accurate 3D delineation of this key boundary will help support applications such as the separation of bulk rock properties into cover and basement classes which could in turn be used for geophysical and mineral potential modelling. Coupled with heat flow and fracture density estimates; it could also contribute to future development of national-scale 3D favourability maps for geothermal energy and CO2 sequestration potential. The project combines a large amount of data from various sources collected over the last 175 years since the initiation of geological mapping by the Geological Survey of Canada in 1842 by Sir William Logan"--Abstract. gccst Stratigraphy gccst Data processing gccst Modelling De Kemp, E. A. Canada. Natural Resources Canada. Geological Survey of Canada. Geological Association of Canada-Mineralogical Association of Canada Joint Annual Meeting (2017 : Kingston, Ont.) Scientific presentation (Geological Survey of Canada) 65 (CaOODSP)9.820265 PDF 97.55 MB https://publications.gc.ca/collections/collection_2017/rncan-nrcan/M41-11-65-2017-eng.pdf 301671