Publication Metadata

Geological Survey of Canada (1977). Regional lake sediment geochemical reconnaissance data, Ontario. Geological Survey of Canada, Open File 405.

Some or all of the raw data associated with this publication have been loaded into the "Canadian Database of Geochemical Surveys" and subsequently converted into easy-to-use MS Excel spreadsheets.  Follow the links in the "Survey Coverage" section below to determine exactly what data are available.

Survey Coverage

NGR lake sediments, part of NTS 031C, Ontario, 1976 (more)


1National geochemical reconnaissance release NGR 1-76 regional lake sediment geochemical reconnaissance data eastern Ontario; Hornbrook, E H W; Durham, C C; Lynch, J J. Geological Survey of Canada, Open File 405, 1977. (more)

Release Notices

IndexRelease Notice Date

Downloadable Files

IndexDescriptionSize (bytes)
Introductory text for GSC Open File 405 (FileID=420 download)
This PDF file contains the introductory text for GSC Open File 405.  It was scanned from the original document.  The data are not included in this file.
Raw data for RGG Open Files (FileID=631 download)
This zip file contains the raw data for 64 geochemical Open Files released by the Resource Geophysics and Geochemistry Division of the Geological Survey of Canada.  The data are in “punched card image” format (i.e. 80 column records), designed to be read by FORTRAN software.
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